HealthCareAtlasUSA

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Doctors / DC

MARGARET B FISCHER, MD

CARDIAC ELECTROPHYSIOLOGY

Medical school: TOLEDO MEDICAL COLLEGE

Graduated: 1986

NPI: 1437128634

Practice Locations (9)

MEDSTAR HEART INSTITUTE LLC

110 IRVING ST NW

WASHINGTON, DC 200103017

2028772851

MEDSTAR MEDICAL GROUP II LLC

110 IRVING ST NW

WASHINGTON, DC 200103017

2028777000

MEDSTAR MEDICAL GROUP II LLC

29955 THREE NOTCH RD, 100 MMG AT CHARLOTTE HALL

CHARLOTTE HALL, MD 206223159

3012905300

MEDSTAR MEDICAL GROUP II LLC

163 THOMAS JOHNSON DR

FREDERICK, MD 217024673

2028777685

MEDSTAR MEDICAL GROUP II LLC

400 W 7TH ST

FREDERICK, MD 217014506

2405663300

MEDSTAR MEDICAL GROUP II LLC

1406 CRAIN S HWY 106

GLEN BURNIE, MD 210614086

4107686440

MEDSTAR HEART INSTITUTE LLC

1733 HOWELL RD

HAGERSTOWN, MD 217406638

7032087257

MEDSTAR HEART INSTITUTE LLC

1701 N GEORGE MASON DR

ARLINGTON, VA 222053610

7035586267

MEDSTAR HEART INSTITUTE LLC

8700 SUDLEY RD

MANASSAS, VA 201104418

7032087257

Source: CMS National Downloadable File, September 2026.

MARGARET FISCHER, MD | HealthCareAtlasUSA