Find a Specialist

Dr. Mark S. Pyfer is a cataract, anterior segment, and refractive surgeon on the staff of Wills Eye Hospital. A Philadelphia-area native, he graduated summa cum laude from the University of Pennsylvania and earned his medical degree from the Perelman School of Medicine at Penn. He completed internship at Pennsylvania Hospital and ophthalmology residency at Wills Eye, where he served as Co-Chief Resident. Dr. Pyfer provides comprehensive ophthalmic care with a focus on advanced cataract surgery, minimally invasive glaucoma surgery, and modern refractive procedures including LASIK, PRK, and ICL implantation. He enjoys teaching and mentoring trainees and has authored peer-reviewed work in neuroscience, neurosurgery, and ophthalmology. Patients describe his approach as personable and thorough, with clear explanations and an emphasis on outcomes that match each person’s visual goals.

Dr. Faheem Ahmed is a board-certified ophthalmologist and cataract surgeon who provides comprehensive medical and surgical eye care for patients in Northern Virginia. He completed his undergraduate studies at Rice University, earned his medical degree from Baylor College of Medicine, and went on to an ophthalmology residency at the world-renowned Wills Eye Hospital in Philadelphia, following internship at Einstein Medical Center. Dr. Ahmed specializes in advanced cataract surgery using femtosecond laser technology and premium lens implants, as well as LASIK and PRK for vision correction. He also manages glaucoma, external eye disease, and a wide range of general ophthalmology needs. Patients appreciate his calm, detailed explanations and his focus on helping them choose the treatment option that best fits their goals, whether that means reducing dependence on glasses, protecting long-term vision, or both.

Dr. Sarah J. Michelson is a board-certified comprehensive ophthalmologist and Clinical Assistant Professor of Ophthalmology at the UPMC Vision Institute. A Philadelphia native, she graduated summa cum laude from Drexel University and earned her medical degree at the University of Pittsburgh School of Medicine, where she was elected to Alpha Omega Alpha as a junior. She completed ophthalmology residency at the University of Michigan Kellogg Eye Center, later serving as Graduate Chief Resident and receiving the Terry J. Bergstrom Faculty Teaching Award. After time on the Wills Eye Hospital staff, she returned to Pittsburgh to focus on patient care and resident education. Dr. Michelson cares for adults with a wide range of eye conditions and performs cataract surgery, minimally invasive glaucoma surgery, and office-based laser procedures. She also treats urgent eye problems, performs ocular trauma repair and minor eyelid procedures, and partners closely with referring providers. Patients appreciate her clear communication, practical guidance, and emphasis on evidence-based, individualized care.

Dr. Joseph Matz is a highly skilled ophthalmologist with a special focus on standard and premium cataract surgery. At SightMD Pennsylvania, he provides medical and surgical eye care with expertise in cataract and glaucoma management, offering a full range of services including advanced cataract surgery, minimally invasive glaucoma procedures, and care for macular degeneration, uveitis, and dry eye. He completed his ophthalmology residency at Temple University Hospital after earning his medical degree from the Temple University School of Medicine. He holds a bachelor’s degree in chemistry from Franklin and Marshall College and completed his internship at Abington Jefferson Hospital. Patients value his clear explanations and thoughtful approach to personalized treatment plans. In his free time, Dr. Matz is an avid downhill skier and marathon runner. He is always eager to discuss gastronomy, technology, music, and philosophy, and he especially enjoys time at home with his wife and three children, who bring him joy and endless entertainment.

Dr. Meghan Lockwood is a comprehensive ophthalmologist at the Scheie Eye Institute who sees adults for routine and medical eye care. She helps patients manage dry eye, eyelid inflammation, and common infections, and also evaluates visual changes such as floaters or sudden redness. Her approach emphasizes education and shared decision-making so people feel confident about their treatment and follow-up. Dr. Lockwood serves as an Assistant Professor of Clinical Ophthalmology. She earned her medical degree at the University of Pennsylvania and completed her ophthalmology residency at Montefiore Medical Center. She provides timely, evidence-based care and coordinates closely with patients’ primary and specialty teams when systemic conditions affect eye health.

Tim Arlow, MD, PhD, is a board-certified comprehensive ophthalmologist who delivers thoughtful, technology-forward care for cataracts, glaucoma and eyelid concerns. He offers individualized surgical plans that may include advanced lens options to reduce dependence on glasses, laser and minimally invasive glaucoma treatments, and functional or cosmetic eyelid procedures. Patients appreciate his clear explanations, practical guidance before and after surgery, and a welcoming office experience in Pennsylvania’s Laurel Highlands. Dr. Arlow completed ophthalmology residency at Wills Eye Hospital after earning his MD at Rutgers Robert Wood Johnson Medical School and a PhD in Molecular Biology at Princeton. He also holds dual undergraduate degrees in Biomedical Engineering and Molecular Biology from Syracuse University. Beyond surgery, he enjoys educating patients through easy-to-follow videos about common eye problems and recovery expectations. Whether you need a routine medical exam, cataract surgery with premium lens options, or help with tearing or eyelid malposition, Dr. Arlow focuses on safe outcomes, modern techniques, and care that fits your goals.

Dr. Erin O’Neil is an attending pediatric ophthalmologist at Children’s Hospital of Philadelphia. She cares for children with a wide range of eye and vision concerns, with special training in retinal degeneration, ophthalmic genetics, and medical retina. Families appreciate her thoughtful explanations, practical guidance, and team-based approach to helping children see and function their best at home and school. Dr. O’Neil earned her medical degree at the Perelman School of Medicine at the University of Pennsylvania and completed ophthalmology residency at the Scheie Eye Institute, followed by a fellowship in Retinal Degeneration, Ophthalmic Genetics, and Medical Retina at Scheie. She also completed a Certificate in Medical Education. In the clinic, she collaborates closely with genetic counselors, pediatric specialists, and low-vision resources across CHOP to personalize each child’s care plan. Whether a child needs answers about a suspected inherited retinal disease or support for common pediatric conditions, Dr. O’Neil strives to make every visit comfortable, informative, and family-centered.

Dr. Phoebe Mellen is an ophthalmologist who cares for adults at the Scheie Eye Institute. As an Assistant Professor of Clinical Ophthalmology, she blends academic rigor with a friendly, collaborative style so patients feel informed and supported at every step. She provides thorough evaluations and personalized treatment plans for common and complex retinal and glaucoma-related conditions, and she welcomes new patients seeking second opinions or ongoing eye care. Dr. Mellen earned her medical degree from Jefferson Medical College and completed her ophthalmology residency at Wills Eye Hospital. She is board certified in Ophthalmology and stays active in research and education, with published work on diabetic retinopathy, macular degeneration, retinal detachment, hydroxychloroquine (Plaquenil) toxicity, and uveitic glaucoma. Her goal is to deliver clear explanations, evidence-based options, and compassionate follow-up so patients can make confident decisions about their vision and eye health.

Dr. Stephen Armenti is a comprehensive ophthalmologist at the Scheie Eye Institute who provides routine and surgical eye care for adults. He enjoys caring for cataracts, diabetic eye disease, glaucoma, and urgent problems such as flashes, floaters, and ocular surface disease. Patients describe his manner as personable and precise, with a focus on education and practical next steps. Dr. Armenti earned his MD and PhD at New York University School of Medicine, trained in ophthalmology at the University of Michigan, and serves as Assistant Professor of Clinical Ophthalmology at Penn Medicine. As Medical Director of Scheie at Penn Presbyterian, he works closely with multidisciplinary teams to ensure safe, efficient care across sites. He welcomes new patients and values long-term relationships that prioritize clear communication and prevention.

Dr. Samir Patel is a Philadelphia-native ophthalmologist who is board-certified and specializes in vitreoretinal surgery. He graduated with Highest Honors from Pennsylvania State University and earned his medical degree at Weill Cornell Medical College, where he was selected into the Alpha Omega Alpha Medical Honor Society. After a transitional year at Memorial Sloan Kettering Cancer Center in New York City, he completed his ophthalmology residency and vitreoretinal surgery fellowship at Wills Eye Hospital. Dr. Patel is an active member of professional organizations including the Pennsylvania Academy of Ophthalmology, the Vit-Buckle Society, the Association for Research in Vision and Ophthalmology, the American Academy of Ophthalmology, and the American Society of Retina Specialists. He contributes to ophthalmology as a scientific reviewer for journals such as JAMA Ophthalmology, Ophthalmology, and RETINA, and serves as an Assistant Editor for the American Academy of Ophthalmology’s Global Ophthalmology Guide. He is actively involved as an investigator in clinical trials focusing on age-related macular degeneration, diabetic retinopathy, retinal vein occlusion, retinal detachment, and gene therapy. With over 100 publications and textbook chapters, he presents research nationally and focuses on treatments for conditions like diabetic macular edema, retinal vein occlusion, retinopathy of prematurity, and employs innovative vitreoretinal surgical techniques.

Dr. James P. Murphy is a board-certified ophthalmologist who serves as an Assistant Professor of Clinical Ophthalmology at the Lewis Katz School of Medicine at Temple University. He specializes in comprehensive eye care with a focus on cataract surgery and glaucoma management, helping patients navigate treatment options from medical therapy to laser procedures and surgery. Patients consistently rate his care highly, with a 4.8 out of 5 satisfaction score from over 225 surveys, noting his clarity, courtesy, and collaborative approach. Dr. Murphy completed his medical degree at Sidney Kimmel Medical College at Thomas Jefferson University and his ophthalmology residency at Temple University Hospital, where he gained extensive experience in both clinical and surgical settings. This training equips him to handle a wide range of eye conditions, from routine evaluations to complex chronic diseases. He welcomes adults of all ages for comprehensive eye exams, second opinions, and ongoing management of eye health. Dr. Murphy is known for explaining things clearly, discussing treatment options thoroughly, and coordinating care with other specialties when needed, ensuring patients feel informed and respected throughout their journey.

Dr. Jade M. Minor is a board-certified ophthalmologist who provides specialty-focused care in pediatric ophthalmology and strabismus, including adult strabismus. She treats various types of pediatric eye conditions in the office including anterior segment anomalies and medical glaucoma. Dr. Minor performs surgery for complex pediatric and adult strabismus, pediatric tear duct blockage, and pediatric eyelid lesions. Dr. Minor graduated from Pennsylvania State University College of Medicine in Hershey, Pennsylvania, where she was elected to The National Gold Humanism Honor Society and was recognized with the Department of Ophthalmology Achievement Award for outstanding aptitude and excellence in ophthalmology. She completed both her internship and ophthalmology residency at Beaumont Health System in Royal Oak, Michigan, and completed her Pediatric Ophthalmology and Strabismus Fellowship at Wills Eye Hospital. Dr. Minor has also had the privilege of participating in pediatric strabismus surgical missions to Guayaquil, Ecuador with Healing the Children. She enjoys spending time with her family, playing board games, walking her dog, finding a good coffee shop, joining a spin class, and spending time in Ocean City, NJ.

Eliza L. Barnwell is a fellowship-trained comprehensive ophthalmologist specializing in cataract and anterior segment surgery, particularly interested in complex cataract extraction and minimally invasive glaucoma surgery. Dr. Barnwell is a Charleston native who completed medical school and internship at the Medical University of South Carolina, followed by ophthalmology residency training at Wake Forest University, where she served as chief resident. She went on to complete a fellowship at Wills Eye Hospital in Philadelphia, focusing on treating blindness in underserved communities at the local and international levels. She then returned to the Medical University of South Carolina, serving as the Director of the Ocular Trauma Service and completing additional training in the management of glaucoma. Throughout her training and career, Dr. Barnwell has been dedicated to global ophthalmology and humanitarian aid, collaborating with various institutions and non-profit organizations to combat eye disease. She has worked in Rwanda, Sierra Leone, India, Peru, Ecuador, and Belize. She enjoys teaching medical students and residents here and internationally and has been a course instructor in Manual Small Incision Cataract Surgery (MSICS) at numerous ophthalmology meetings.

Dr. Megan Kasetty is a comprehensive ophthalmologist who enjoys caring for adults across the spectrum of routine and medical eye needs. She emphasizes careful diagnosis, preventive care, and step-wise treatment plans that match each patient's goals—whether that means updating glasses, controlling eye pressure, or planning for cataract surgery. Patients appreciate her approachable style and the time she spends answering questions. Dr. Kasetty earned her medical degree from Tufts University School of Medicine, completed ophthalmology residency at Sinai Hospital of Baltimore, and pursued fellowship training at the Hospital of the University of Pennsylvania. She works closely with optometrists and subspecialty colleagues to coordinate care for diabetes, glaucoma, and retinal vascular disease, and she uses modern imaging and in-office treatments to help patients maintain clear, comfortable vision.

Dr. Tahsin Khundkar is a board-certified ophthalmologist and vitreoretinal surgeon at Pennsylvania Retina Specialists, providing comprehensive medical and surgical retinal care. His clinical expertise includes age-related macular degeneration, diabetic retinopathy, retinal vein occlusions, retinal tears and detachments, macular surgery, complications of cataract surgery, ocular inflammation, and secondary intraocular lens implantation. He is recognized for his compassionate care, having been inducted into the Gold Humanism Honor Society. Dr. Khundkar graduated magna cum laude in Biochemistry and Molecular Biology from the University of Florida and was a Howard Hughes Medical Institute Scholar at the Pasteur Institute. He earned his medical degree at Wayne State University School of Medicine, where he served as national representative to the Association of American Medical Colleges. He completed his ophthalmology residency at New York Medical College/Jamaica Hospital and a two-year vitreoretinal surgery fellowship at the University of Minnesota. He has authored numerous peer-reviewed publications and has been invited to present his work at national conferences, receiving honors from the American Academy of Ophthalmology, American Society of Retina Specialists, Vit-Buckle Society, and Association for Research in Vision and Ophthalmology. Previously, Dr. Khundkar served as a vitreoretinal surgeon at Concord Eye Center in New Hampshire before relocating to central Pennsylvania. He enjoys spending time with his family, traveling, track and field, weight-lifting, mountain biking, skiing, and history podcasts.

Dr. Omair Ali is a comprehensive ophthalmologist at Pannu Laser and Vision Institute, providing medical and surgical care for conditions like cataracts, glaucoma, and anterior segment issues. His practice includes laser-assisted cataract surgery with advanced lens options, micro-incisional glaucoma procedures, and in-office laser and minor surgeries such as pterygium excision and Botox injections. He graduated with Honors from Indiana University Bloomington in 2010, completed a Master’s in Medical Sciences at Boston University, and spent a year in research at Massachusetts Eye and Ear Infirmary/Harvard Medical School. Dr. Ali earned his medical degree with Honors from the University of Arkansas for Medical Sciences College of Medicine in 2016. He completed his ophthalmology residency at Louisiana State University in 2020, serving as Chief Resident, followed by a fellowship in Academic Global Ophthalmology at Wills Eye Hospital. During his fellowship, he taught residents and performed surgeries in Rwanda, Burundi, and Ghana, and has conducted surgical outreach trips to Guatemala, Pakistan, and India, establishing community eye clinics in Philadelphia, Arkansas, and Louisiana. Dr. Ali is passionate about expanding access to high-quality eye care and giving the gift of vision to underserved communities. Patients appreciate his clear explanations and emphasis on shared decision-making, aligning treatments with individual visual goals and lifestyles. He is a member of the American Academy of Ophthalmology, American Society of Cataract and Refractive Surgeons, and the College of Ophthalmology of Eastern Central and Southern Africa.

Dr. Samantha LaCroce, MD is a board-certified ophthalmologist at Eyes of York offering cataract and refractive surgery as well as comprehensive medical eye care. She provides thoughtful counseling on lens options and vision goals, manages glaucoma and dry eye, and performs detailed medical retina evaluations. Patients value her clear communication and welcoming, team-oriented style of care. Dr. LaCroce studied neuroscience at Wesleyan University, where she served as a four-year collegiate athlete and senior-year team captain. Before medical school, she worked as a scientist at Boehringer Ingelheim. She graduated with honors from Drexel University College of Medicine and was inducted into Alpha Omega Alpha. She completed ophthalmology residency at Atrium Health Wake Forest Baptist in Winston-Salem, receiving high-level training in routine, complex, and refractive cataract surgery, glaucoma, and medical retina. Dr. LaCroce looks forward to helping each patient see comfortably and confidently at all stages of life.

Dr. David Mora-Boellstorf is an ophthalmologist with a clinical and research interest in retinal disease. He cares for adults with conditions affecting the back of the eye, including diabetic retinopathy, macular degeneration, retinal vein occlusions, and other macular disorders. His goal is to combine careful examination and advanced imaging with clear explanations so patients understand how their retina is functioning and what treatments can help protect their vision over time. Dr. Mora-Boellstorf completed his undergraduate studies at the University of Texas at Austin, earned his medical degree from McGovern Medical School at the University of Texas, and went on to an ophthalmology residency at the University of Pittsburgh. He has a strong interest in retinal research and in translating emerging evidence into day-to-day patient care. Dr. Mora-Boellstorf works collaboratively with referring eye care providers and primary care physicians to coordinate ongoing care for patients with systemic conditions such as diabetes that impact eye health.

Dr. Michael L. Fasano is a board-certified ophthalmologist who provides comprehensive medical and surgical eye care for patients in Northeast Pennsylvania. He has a particular focus on cataract and refractive surgery, offering laser cataract techniques and advanced lifestyle lens implants to reduce dependence on glasses. Dr. Fasano also manages glaucoma with medications, laser procedures, and MIGS options, and cares for patients with diabetic eye disease and age-related macular degeneration. He believes in clear communication and personalized treatment plans so every patient understands their options and feels confident in their care. Dr. Fasano earned his D.O. from the Philadelphia College of Osteopathic Medicine and completed an ophthalmology residency at Larkin Community Hospital, where he served as Chief Resident. He then joined Eye Care Specialists in Kingston, PA. His background also includes an internship at Lehigh Valley Health Network and undergraduate studies at Wake Forest University. Patients appreciate his approachable style, attention to detail, and use of modern technology to protect and improve vision.

Dr. Christopher M. Spearman is a comprehensive ophthalmologist who provides medical and surgical care for cataracts, glaucoma, macular degeneration, diabetic eye disease, and dry eye. A Pittsburgh native, he studied biochemistry and molecular biology at Penn State, completed medical school at Sidney Kimmel Medical College of Thomas Jefferson University, and finished internship at Lankenau Medical Center. He then completed ophthalmology residency at the University of Wisconsin before joining Scott & Christie Eyecare Associates in 2019. Dr. Spearman offers modern cataract surgery with laser assistance, astigmatism management, and advanced technology intraocular lenses—including multifocal and extended depth-of-focus options—and performs microinvasive glaucoma surgery (MIGS) when appropriate. He is an active member of national ophthalmology societies and enjoys time outdoors with his family when not in the clinic or operating room.

Dr. Beau Froebel is a highly regarded eye surgeon with Community Eye Care Specialists, serving patients in Western New York and Pennsylvania. He joined the practice in August 2021 and is a native of Western New York, excited to return to the region to offer expert eye care. He earned his undergraduate degree from Canisius College in Buffalo, majoring in Chemistry and minoring in Business, where he graduated Summa Cum Laude. Dr. Froebel attended Jacobs School of Medicine in Buffalo, where he earned scholarships and honors in both Ophthalmology and Rural Medicine. He completed his residency training in Ophthalmology at West Virginia University in Morgantown, West Virginia. Dr. Froebel has developed his interests and proficiency in treating cataracts, glaucoma, and many other eye conditions. His approach to care is thorough and patient-centered. In his free time, he enjoys spending time with his family, vegetable gardening, watching football, and keeping busy with many home improvement projects.

Dr. Jenna W. Andre is a comprehensive ophthalmologist who provides routine and surgical eye care for adults. She focuses on clear explanations, practical treatment plans, and follow-up that fits each person’s daily life. Patients can expect a thorough exam, up-to-date imaging when needed, and a conversation about options—from monitoring to medications, office lasers, or cataract surgery—so they know what to expect at every step. Dr. Andre completed ophthalmology residency at Louisiana State University Medical Center after an internal medicine internship at the University of Texas Health Science Center and medical school at the University of Texas. She works closely with primary care and optometry colleagues to manage conditions like diabetes and glaucoma over time, aiming to protect vision and comfort for the long term.

Dr. Michael Alterman, DO is a comprehensive ophthalmologist and cataract surgeon who cares for patients across the Lehigh Valley. He provides routine, medical, laser, and surgical eye care with particular interest in modern cataract surgery and advanced intraocular lens options to reduce dependence on glasses, including toric lenses for astigmatism and multifocal implants. Patients also see him for evaluation and treatment of glaucoma, eyelid disorders, and common retinal conditions such as diabetic retinopathy and macular degeneration. He is certified by the American Osteopathic Board of Ophthalmology and performs surgery locally. Dr. Alterman earned his medical degree from the Philadelphia College of Osteopathic Medicine and completed ophthalmology residency at Michigan State University’s St. John Hospital in Detroit, where he served as chief intern and chief resident. He strives to combine clear communication with precise, patient-centered care so each person understands their diagnosis, options, and expected recovery.

Dr. Patricia Martinez Lehmann is a board-certified comprehensive ophthalmologist and eye surgeon who provides attentive, personalized eye care for patients of all ages. She cares for patients at multiple convenient locations in Hatboro, Trappe/Collegeville, North Wales, and Penndel, Pennsylvania, making it easier for individuals and families to access high-quality specialty care close to home. Originally from Spain, she brings more than a decade of comprehensive eye care experience from her work as an ophthalmologist in Barcelona, and she is fluent in both English and Spanish to help patients feel understood and supported throughout their visits. After practicing ophthalmology in Barcelona for 10 years, she moved to the United States in 2010 and completed a one-year glaucoma research fellowship at Wills Eye Hospital. She then completed four additional years of ophthalmology residency at Drexel University/Hahnemann Hospital in Philadelphia and the West Virginia University Eye Institute in Morgantown. This multi-institution training has strengthened her expertise in medical and surgical eye care. Her clinical expertise includes cataract surgery, glaucoma management, laser treatments, dry eye management, and the medical management of retinal conditions. She is dedicated to delivering compassionate, individualized treatment plans for every patient, with the goal of helping patients understand their options and protect their vision.