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

Mark P. Tanenbaum, MD

Individual provider Cardiovascular Disease Physician · NPI 1114929247

Mark P. Tanenbaum, MD is a Cardiovascular Disease (Cardiology) in Fairfax, Virginia. Graduated from Georgetown University School of Medicine in 1986, 40 years ago. Practices with Inova Health Care Services, a 1,827-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Virginia.

Years since qualifying
40
Trained at
Georgetown University School of Medicine
Licensed in
VA
In the registry since
2005
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

3580 Joseph Siewick Dr Ste 305
Fairfax, VA 22033-1764
Phone: (703) 648-3266
Fax: (703) 648-3264
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4825 Mark Center Dr Ste 150, Alexandria, VA 22311-1846 — (703) 751-8111

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 0101043105 (VA)

Record details

NPI number1114929247
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2005
Last updated in NPPESAugust 25, 2022
Certification dateAugust 25, 2022
Mailing address2901 Telestar Ct., 300, Falls Church, VA 22042-1263

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Inova Health Care Services — 1827 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations15 on file with Medicare

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