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

Martenson Therapy, LLC

Organization Clinical Social Worker · NPI 1124876248

Martenson Therapy, LLC is a Clinical Social Worker in Philadelphia, Pennsylvania. Works from 2 locations. Registered with an NPI since 2024.

In the registry since
2024
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

2619 E Norris St
Philadelphia, PA 19125-3522
Phone: (215) 253-8336
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 440 E Girard Ave, Philadelphia, PA 19125-3367 — (215) 253-8336

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1124876248
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gillian Martenson — Owner/Therapist · (215) 253-8336
NPI enumeratedMay 13, 2024
Last updated in NPPESMay 13, 2024
Certification dateMay 13, 2024
Mailing address1500 Chestnut St, Ste 2, #1111, Philadelphia, PA 19102

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