HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / NY

CARLTON C MCGREGOR, MD

INTERNAL MEDICINE

Medical school: HARVARD MEDICAL SCHOOL

Graduated: 1980

NPI: 1881766905

Practice Locations (2)

TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK

161 FORT WASHINGTON AVE

NEW YORK, NY 100323729

2123053870

TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK

622 W 168TH ST

NEW YORK, NY 100323720

2123059876

Source: CMS National Downloadable File, September 2026.