Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Allen Toombs Greenlee, MD

Individual provider Internal Medicine Physician · NPI 1922123173

Dr. Allen Toombs Greenlee, MD is an Internal Medicine in Washington, District of Columbia. Graduated from George Washington University School of Medicine in 1982, 44 years ago. Practices with Lisa C Kaufman, MD , Allentgreenlee, MD, and Elizabethp Wheaton, M D PC, a 3-clinician group and accepts Medicare assignment. Licensed in District of Columbia.

Years since qualifying
44
Trained at
George Washington University School of Medicine
Licensed in
DC
In the registry since
2007
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

1145 19th St NW Ste 800
Washington, DC 20036-3701
Phone: (202) 833-7051
Fax: (202) 833-7056
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD14309 (DC)

Record details

NPI number1922123173
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 20, 2007
Last updated in NPPESMarch 3, 2008

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1982 (44 years in practice)
Group practice Lisa C.Kaufman,Md.,Allentgreenlee,M.D.,And Elizabethp.Wheaton,M.D.Pc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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