Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Robert A Lager, MD

Individual provider Cardiovascular Disease Physician · NPI 1972510741

Dr. Robert A Lager, MD is a Cardiovascular Disease (Cardiology) in Washington, District of Columbia. Graduated from Perelman School of Med at the University of Pennsylvania in 1995, 31 years ago. Practices with Medstar Heart Institute LLC, a 311-clinician group, accepts Medicare assignment and offers telehealth. Licensed in District of Columbia.

Years since qualifying
31
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
DC
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2131 K St NW Ste 800
Washington, DC 20037-1898
Phone: (202) 822-9356
Fax: (202) 331-0451
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence MD33708 (DC)

Record details

NPI number1972510741
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 2, 2006
Last updated in NPPESApril 30, 2008

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1995 (31 years in practice)
Group practice Medstar Heart Institute Llc — 311 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations7 on file with Medicare

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