Dr. James Liu

Dr. Abhinav Golla, MD, MPH is a fellowship-trained glaucoma specialist who cares for patients with glaucoma and cataracts at every stage. He offers the full spectrum of surgical options, including trabeculectomy, tube shunts, Xen gel stent, GATT, endoscopic cyclophotocoagulation (ECP), and the latest minimally invasive glaucoma surgery (MIGS) techniques. He also performs modern cataract surgery and can incorporate advanced technology lenses to address presbyopia and astigmatism when appropriate. Dr. Golla is passionate about improving glaucoma care through safer procedures, refined medical management, and earlier detection using advanced imaging and software. In visits, he focuses on listening to each person’s day-to-day experience—fears, goals, and symptoms—to tailor a plan that fits their life and comfort level. Patients appreciate his clear explanations, collaborative decision-making, and steady follow-up aimed at protecting sight over the long term.

Dr. Giovanni Campagna is a glaucoma specialist who cares for adults with the full spectrum of glaucoma, from early disease to complex and advanced cases. He completed fellowship training in glaucoma at Washington University in St. Louis after ophthalmology residency at the Stein Eye Institute, University of California, Los Angeles. Before residency, he earned his medical degree at Baylor College of Medicine and studied at The University of Texas at Austin. Dr. Campagna takes a measured, evidence-based approach that starts with careful examination and clear education. He partners with each patient to craft a plan that may include medications, laser procedures, or surgery when needed. He is committed to preserving sight while minimizing treatment burden, and he works closely with referring doctors to ensure continuity of care. Patients appreciate his clear communication, thoughtful explanations, and focus on practical steps they can take to protect their vision over the long term.

Dr. Robert Null is a board-certified ophthalmologist with fellowship training in glaucoma. He helps patients protect and preserve vision through comprehensive glaucoma evaluation and long-term management, and he also performs cataract surgery. His approach emphasizes early detection, individualized treatment planning, and clear guidance on next steps. After earning dual undergraduate degrees at the University of Iowa, Dr. Null completed medical school at the University of Iowa Carver College of Medicine. He pursued residency training including a transitional residency at Unity Point Health and ophthalmology residency at the University of Kansas Medical Center, where he served as Chief Resident. Dr. Null completed a glaucoma fellowship at the University of Pittsburgh Medical Center with a focus on complex anterior segment surgery. He stays engaged in ophthalmic education and regularly shares research at professional meetings, bringing current, evidence-based care to the patients he serves.