Dr. Bhatnagar is a vitreoretinal surgeon who currently oversees the Department of Ophthalmology's retinal service and serves as a preceptor for the retina fellowship at Albany Medical College.

He completed a fellowship in uveitis and ocular inflammation at Mount Sinai Medical Center and a fellowship in vitreoretinal surgery at Columbia University - New York Presbyterian Hospital (Harkness Eye Institute) and Vitreous Retina Macula Consultants (VRMNY), all in New York City. He completed his ophthalmic residency at the Cole Eye Institute of the Cleveland Clinic Foundation. He earned his medical degree in an accelerated six-year combined BA/MD program at the University of Missouri in Kansas City. During medical school, he was awarded the Richardson K. Noback Award for Medical Excellence, the Pharmacology Achievement Award, the Merck Manual Award, and graduated Alpha Omega Alpha (AOA).

Dr. Bhatnagar has been selected by his peers as a Castle Connolly Top Doctor yearly since 2014. He has presented and lectured at both national and local meetings, has authored numerous publications in peer-reviewed literature, written a book chapter on retinal surgery, and published a variety of abstracts. He has been an investigator in multiple national clinical trials and actively participates in clinical projects. His publications have included research in age-related macular degeneration, choroidal neovascularization in pseudoxanthoma elasticum, diabetic retinopathy, diabetic retinal surgery, outcomes and techniques in macular hole surgery, ocular inflammatory conditions, and central serous chorioretinopathy, among others.