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

EI EI PHYU, MD

INTERNAL MEDICINE

Graduated: 2007

NPI: 1407206311

Practice Locations (4)

KAISER FOUNDATION HEALTH PLAN OF THE MID ATLANTIC STATES, INC

1221 MERCANTILE LN

LARGO, MD 207745374

3016185700

KAISER FOUNDATION HEALTH PLAN OF THE MID ATLANTIC STATES, INC

201 N WASHINGTON ST

FALLS CHURCH, VA 220464518

7032374000

KAISER FOUNDATION HEALTH PLAN OF THE MID ATLANTIC STATES, INC

8008 WESTPARK DR

MC LEAN, VA 221023109

7032876400

KAISER FOUNDATION HEALTH PLAN OF THE MID ATLANTIC STATES, INC

6551 LOISDALE CT

SPRINGFIELD, VA 221501828

7039221000

Source: CMS National Downloadable File, September 2026.