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

Mrs. Marian B. Lang, LCSW

Individual provider Clinical Social Worker · NPI 1770527764

Mrs. Marian B. Lang, LCSW is a Clinical Social Worker in Williamsport, 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

435 W 4th St
Williamsport, PA 17701-6001
Phone: (570) 322-7873
Fax: (570) 322-8026
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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 CW015094 (PA)

Record details

NPI number1770527764
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJune 16, 2006
Last updated in NPPESJuly 13, 2026

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