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

MS. Leigh Biddle Castanos

Individual provider Clinical Social Worker · NPI 1356672307

MS. Leigh Biddle Castanos is a Clinical Social Worker in Philadelphia, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2010.

Licensed in
PA
In the registry since
2010

Practice location Address checks out

125 S 9th St
Philadelphia, PA 19107-5125
Phone: (215) 592-4500
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence CW018161 (PA)

Record details

NPI number1356672307
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJanuary 14, 2010
Last updated in NPPESSeptember 28, 2015

Other providers in Philadelphia