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

Individual provider Internal Medicine Physician · NPI 1336217736

Dr. Nickolaus Mendjuk, MD is an Internal Medicine Physician in Washington, District of Columbia. Licensed in District of Columbia, Maryland and Virginia. Registered with an NPI since 2006.

Licensed in
DC, MD, VA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Partly verified

Some contact details are missing from the federal record.

W End Medical Center 2100 W Pennsylvania Ave
Washington, DC 20037-3201
Phone: (202) 872-7232
Fax: (202) 872-7212
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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 MD3540 (DC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 0101032769 (VA)
Internal Medicine Physician Taxonomy 207R00000X · Licence D14888 (MD)

Record details

NPI number1336217736
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 1, 2006
Last updated in NPPESJuly 8, 2007

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