CLARE GENEVIEVE WILLIS PSYD
NPI 1043888647
Psychologist - Clinical in San Francisco, CA

Q: What is Clare Willis's NPI number?

The NPI number for Clare Willis is 1043888647. It was assigned to this individual provider in the NPPES registry on June 11, 2021.

Q: What is Clare Willis's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: Is Clare Willis enrolled in Medicare?

No. Clare Willis has opted out of Medicare through July 28, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

Q: When was this NPI record last updated?

The NPPES record for Clare Willis was last updated on June 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 11, 2021Opted out of Medicare · through Jul 28, 2028

3896 24TH ST, SAN FRANCISCO, CA 94114(415) 484-6452 Get Directions Write a Review

NPPES record last updated: June 11, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Clare Genevieve Willis Psyd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CLARE GENEVIEVE WILLIS PSYD (NPI 1043888647) is an individual clinical provider in San Francisco, California, licensed in California (32405) and active in the NPI registry since June 2021. She has opted out of Medicare through July 28, 2028.

NPPES Registry Identity

NPI1043888647

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameCLARE GENEVIEVE WILLISCredential: PSYD

Location Address3896 24TH STSan Francisco, CA 94114-3839

Mailing AddressPo Box 460022San Francisco, CA 94146-0022 · (415) 484-6452

Phone(415) 484-6452

Sole ProprietorYes

Enumeration DateJune 11, 2021

NPPES CertifiedJune 9, 2021

✔ NPI 1043888647 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in CA · 32405

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

3896 24TH ST, San Francisco, CA 94114

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Clare Genevieve Willis Psyd has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 28, 2026 through July 28, 2028.

Opt-Out Effective DateJuly 28, 2026

Opt-Out In Effect ThroughJuly 28, 2028Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

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