Provider Profile

Marguerite M. Illingworth, MFT

Unclaimed Profile

About Marguerite Illingworth

Marguerite M. Illingworth, MFT is a marriage & family therapist based in San Rafael, CA. The provider's National Provider Identifier (NPI) is 1790904795.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Credentials & Licensing

CA · Licensed Marriage and Family TherapistCalifornia Board of Behavioral Sciences
No. 35050DelinquentExpired Aug 31, 2025Since 1998
NPINational Provider Identifier
1790904795Issued 2007

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Common questions

What is Marguerite M. Illingworth's specialty?

Marguerite M. Illingworth is a marriage and family therapist in San Rafael, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Marriage & Family Therapist”.

NPI registry

Where can I find Marguerite M. Illingworth?

Marguerite M. Illingworth is listed at 1703 5Th Ave Ste 205, San Rafael, CA 94901. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Marguerite M. Illingworth?

The number on file is (415) 488-1189. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Marguerite M. Illingworth?

Marguerite M. Illingworth's National Provider Identifier is 1790904795. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How much experience does Marguerite M. Illingworth have?

Marguerite M. Illingworth has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Marguerite M. Illingworth's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Marguerite M. Illingworth. If this is you, claiming it is free.

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