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

Dr. Andrew N Umhau, MD

Individual provider Internal Medicine Physician · NPI 1336161645

Dr. Andrew N Umhau, MD is an Internal Medicine in Washington, District of Columbia. Graduated from Duke University School of Medicine in 1985, 41 years ago. Practices with Foxhall Internists, PC, a 7-clinician group. Licensed in District of Columbia.

Years since qualifying
41
Trained at
Duke University School of Medicine
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

3301 New Mexico Ave NW Ste 348
Washington, DC 20016-3622
Phone: (202) 362-4467
Fax: (202) 362-2303
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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 MD17790 (DC)

Record details

NPI number1336161645
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolDUKE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Foxhall Internists,Pc — 7 clinicians
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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