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

MS. Joan Leslie Willingham, MSW

Individual provider Clinical Social Worker · NPI 1871795575

MS. Joan Leslie Willingham, MSW is a Clinical Social Worker in Palo Alto, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

660 Middlefield Rd Ste B
Palo Alto, CA 94301-2125
Phone: (650) 327-3306
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 LCS 3427 (CA)

Record details

NPI number1871795575
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorYes
NPI enumeratedJune 4, 2007
Last updated in NPPESJuly 8, 2007

Other providers in Palo Alto