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

Madelyn Seder, MSW

Individual provider Clinical Social Worker · NPI 1043804396

Madelyn Seder, MSW is a Clinical Social Worker in San Francisco, California. Registered with an NPI since 2021.

In the registry since
2021
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

1919 Grant Ave
San Francisco, CA 94133-2017
Phone: (909) 294-9382
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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

Record details

NPI number1043804396
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorNo
NPI enumeratedFebruary 26, 2021
Last updated in NPPESFebruary 26, 2021
Certification dateFebruary 26, 2021

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