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

Marie Jean Sefton

Individual provider Clinical Social Worker · NPI 1457750515

Marie Jean Sefton is a Clinical Social Worker in Richmond, California. Qualified in 2016, 10 years ago. Practices as a sole proprietor. Licensed in California.

Years since qualifying
10
Licensed in
CA
In the registry since
2014
Specialties on file
3
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Practice location Address checks out

4300 Barrett Ave
Richmond, CA 94805-2356
Phone: (925) 437-4938
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 95308 (CA)
Clinical Social Worker Taxonomy 1041C0700X
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1457750515
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedAugust 14, 2014
Last updated in NPPESAugust 24, 2023
Certification dateAugust 24, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Accepts Medicare assignment Not indicated

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