Dr. Bibi Zainul, MD

With 20 years of practice, Dr. Bibi Zainul is an established internal medicine provider, MD, after earning their medical degree at State University Of New York Downstate Medical Center in 1992. Dr. currently practices at Square Care Medical Group Llp in East Setauket, New York. Their National Provider Identifier (NPI) is 1437168655, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.

CMS Medicare data shows Dr. Bibi Zainul as a lower-volume internal medicine provider, treating approximately 299 Medicare beneficiaries and delivering 850 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.

Under the Physician Payments Sunshine Act, CMS reports that Dr. Bibi Zainul received $21 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.