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 / MD

SETH Y FLAGG, MD

FAMILY PRACTICE

Medical school: TUFTS UNIVERSITY SCHOOL OF MEDICINE

Graduated: 2006

Offers telehealth

NPI: 1548305451

Practice Locations (1)

KAISER FOUNDATION HEALTH PLAN OF THE MID ATLANTIC STATES, INC

1221 MERCANTILE LN

LARGO, MD 207745374

3016185700

Source: CMS National Downloadable File, September 2026.

SETH FLAGG, MD | HealthCareAtlasUSA