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

Mrs. Mary Ann Catherine Marzen, LCSW

Individual provider Clinical Social Worker · NPI 1649282781

Mrs. Mary Ann Catherine Marzen, LCSW is a Clinical Social Worker in Ardmore, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

25 Llanfair Circle Senior Behavioral Healthcare Group Inc
Ardmore, PA 19003-3312
Phone: (610) 649-6769
Fax: (610) 649-4190
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence CW004599L (PA)

Record details

NPI number1649282781
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedAugust 13, 2006
Last updated in NPPESJuly 8, 2007

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