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

Individual provider Psychologist · NPI 1760508097

Dr. Gwen Lynne Martinsen, PHD is a Psychologist in Columbia, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

9424 Bullring Ln
Columbia, MD 21045-4409
Phone: (410) 963-9670
Fax: (410) 997-0675
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 02637 (MD)

Record details

NPI number1760508097
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 21, 2007
Last updated in NPPESJuly 8, 2007

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