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 / MA

ROBERT F OCONNOR, MD

INTERNAL MEDICINE

Medical school: ALBANY MEDICAL COLLEGE OF UNION UNIVERSITY

Graduated: 2011

Offers telehealth

NPI: 1669768164

Practice Locations (5)

MOUNT AUBURN PROFESSIONAL SERVICES INC

300 MOUNT AUBURN ST

CAMBRIDGE, MA 021385600

6174995055

MOUNT AUBURN PROFESSIONAL SERVICES INC

330 MOUNT AUBURN ST

CAMBRIDGE, MA 021385502

MOUNT AUBURN PROFESSIONAL SERVICES INC

57 BEDFORD ST, SUITE 130

LEXINGTON, MA 024204543

7818627500

MASS GENERAL BRIGHAM MEDICAL GROUP SUBURBAN MASSACHUSETTS INC

2014 WASHINGTON ST

NEWTON, MA 024621607

6172436000

MARTHA'S VINEYARD HOSPITAL INC

1 HOSPITAL RD

OAK BLUFFS, MA 025571406

508693041079525

Source: CMS National Downloadable File, September 2026.

ROBERT OCONNOR, MD | HealthCareAtlasUSA