Practice address
6333 Main St
Williamsville, NY 14221
This is the address of Ophthalmic Consultants of Long Island.
At a glance
- Clinicians registered here
- 13
- Physicians (MD and DO)
- 9
- Specialties
- 7
- Industry payments to them, 2025
- $83,668
Specialties here
Who practices here
13 clinicians
- Barry M. Epstein, MD Ophthalmology
- Barry T. Malin, M.D. Urology
- Charles R. Niles, M.D. Ophthalmology
- Chee H. Kim, MD Cardiology · Suite 2
- Donald F. Switzer, MD Cardiology · Suite 2
- Erica A. Patino, NURSE PRACTITIONER Nurse Practitioners · Suite 2
- Errol S. Daniels, O.D.. Optometrists
- Heidrun Gollogly, M.D. Ophthalmology
- Jonathan C. Reynhout, MD General Surgery
- Kristen Fitzgerald Nurse Practitioners
- Maureen K. Lundergan, M.D. Ophthalmology
- Prashula Ellsworth, PHYSICIAN ASSISTANT Physician Assistants · Suite 2
- Ranjan Bhayana, MD Cardiology · Suite 2
Hospitals and medical groups at this address
From Medicare Care Compare. Numbers on the right are each organization’s clinicians in total.
Industry payments
Drug and device makers reported $83,668 in general payments to 7 clinicians at this address in 2025.
- Chee H. Kim, MD $70,336
- Donald F. Switzer, MD $8,068
- Ranjan Bhayana, MD $1,506
- Prashula Ellsworth, PHYSICIAN ASSISTANT $1,426
- Charles R. Niles, M.D. $1,373
- Erica A. Patino, NURSE PRACTITIONER $781
- Heidrun Gollogly, M.D. $178
CMS Open Payments (meals, speaking, consulting and similar; not research). A payment is not evidence of wrongdoing.
Industry-funded research
1 clinicians here are named as investigators on industry-funded studies ($12,019 in research payments reported in 2025).
Research payments usually go to the hospital or research site, not to the investigator personally.
Organizations registered here
- Williamsville Pediatric Center Adolescent Medicine
- Ophthalmology Associates of Western New York PC Ophthalmology
- Barry T. Malin MD, PC Urology
- Jonathan C. Reynhout, M.d.p.c. Vascular Surgery
Sources: CMS NPPES NPI Registry (who is registered at this address, as each clinician reported it), Medicare Care Compare (hospitals and groups), CMS Open Payments 2025. Addresses can be out of date; call before visiting.