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

Harry A Oken, MD

Individual provider Internal Medicine Physician · NPI 1679566160

Harry A Oken, MD is an Internal Medicine Physician in Columbia, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

10700 Charter Dr Ste 200
Columbia, MD 21044-3629
Phone: (410) 910-7500
Fax: (410) 910-2310
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence D0031172 (MD)

Record details

NPI number1679566160
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 30, 2005
Last updated in NPPESJanuary 5, 2011

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