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

Karen R Maser MD LLC

Organization Obstetrics & Gynecology Physician · NPI 1477751030

Karen R Maser MD LLC is an Obstetrics & Gynecology Physician in Fairfax, Virginia. Licensed in Virginia. Registered with an NPI since 2007.

Licensed in
VA
In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

8505 Arlington Blvd #410
Fairfax, VA 22031
Phone: (703) 560-9070
Fax: (703) 560-9024
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 0101058017 (VA)

Record details

NPI number1477751030
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Karen Maser — Ceo · (703) 560-9070
NPI enumeratedJuly 5, 2007
Last updated in NPPESAugust 22, 2020
Mailing address8505 Arlington Blvd #410, Fairfax, VA 22031

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