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Doctors / GA

MICHAEL D SIMPSON, MD

INTERNAL MEDICINE

Medical school: HOWARD UNIVERSITY COLLEGE OF MEDICINE

Graduated: 1998

Also: PEDIATRIC MEDICINE

NPI: 1205823184

Practice Locations (17)

WELLSTAR MEDICAL GROUP LLC

5655 ATLANTA HWY

ALPHARETTA, GA 300045208

7706910819

WELLSTAR MEDICAL GROUP LLC

2450 OLD MILTON PKWY

ALPHARETTA, GA 300092520

WELLSTAR MEDICAL GROUP LLC

5655 ATLANTA HWY, SUITE A

ALPHARETTA, GA 300045208

7068846026

WELLSTAR MEDICAL GROUP LLC

12460 CRABAPPLE RD, SUITE 901

ALPHARETTA, GA 300046392

6787620574

WELLSTAR MEDICAL GROUP LLC

120 GREYSTONE POWER BLVD

DALLAS, GA 301578297

WELLSTAR MEDICAL GROUP LLC

2710 FAIRBURN RD

DOUGLASVILLE, GA 301352942

9432028640

WELLSTAR MEDICAL GROUP LLC

5150 STILESBORO N W RD, SUITE 220

KENNESAW, GA 301527742

7704248222

WELLSTAR MEDICAL GROUP LLC

780 CHURCH ST NE

MARIETTA, GA 300607269

1509 JOHNSON FERRY RD, SUITE 100

MARIETTA, GA 300628122

6789966934

WELLSTAR MEDICAL GROUP LLC

2890 DELK SERD

MARIETTA, GA 300675326

7709558620

WELLSTAR MEDICAL GROUP LLC

3600 SANDY PLAINS RD

MARIETTA, GA 300663020

7709774547

WELLSTAR MEDICAL GROUP LLC

3747 ROSWELL RD

MARIETTA, GA 300626227

WELLSTAR MEDICAL GROUP LLC

4480 N COOPER LAKE SERD

SMYRNA, GA 300824623

WELLSTAR MEDICAL GROUP LLC

4480 N COOPER LAKE RD SE

SMYRNA, GA 300824623

WELLSTAR MEDICAL GROUP LLC

662 CARROLLTON VILLA RICA HWY

VILLA RICA, GA 301804969

WELLSTAR MEDICAL GROUP LLC

4477 TOWNE LAKE PKWY, SUITE 130

WOODSTOCK, GA 301896720

7702495620

WELLSTAR MEDICAL GROUP LLC

12201 HWY 92, SUITE D

WOODSTOCK, GA 301887141

7705174621

Source: CMS National Downloadable File, September 2026.

MICHAEL SIMPSON, MD | HealthCareAtlasUSA