BRETT V. CURTIS, MD, A PROFESSIONAL CORPORATION, INC.
NPI 1346372661
Clinic/Center - Occupational Medicine in San Rafael, CA

Active since March 12, 2007CLIA 05D0872179 · Waiver
411 3RD ST, SAN RAFAEL, CA 94901(415) 924-4525(415) 924-2539 Get Directions Write a Review

NPPES record last updated: September 26, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 20, 2024, Jul 11, 2022 (2 updates tracked since 2022).

About Brett V. Curtis, Md, A Professional Corporation, Inc. NPPES

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

BRETT V. CURTIS, MD, A PROFESSIONAL CORPORATION, INC. (NPI 1346372661), doing business as Medical Center Of Marin, is a healthcare organization registered as an occupational medicine in San Rafael, California and active in the NPI registry since March 2007. The organization holds a CLIA Waiver certificate valid through October 17, 2026 and lists Brett V Curtis, Ceo, as its authorized official.

NPPES Registry Identity

NPI1346372661
Entity TypeOrganization
Primary Taxonomy261QX0100X
Legal Business NameBRETT V. CURTIS, MD, A PROFESSIONAL CORPORATION, INC.
Location Address411 3RD STSan Rafael, CA 94901-3548
Mailing Address411 3rd StSan Rafael, CA 94901-3548 · (415) 924-4525 · Fax (415) 924-2539
Fax(415) 924-2539
Organization SubpartNo
Authorized OfficialBrett V CurtisCeo · (415) 924-4525
Enumeration DateMarch 12, 2007
Last NPPES UpdateSeptember 26, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 26, 2025
NPI 1346372661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 13

Primary SpecialtyClinic/Center · Occupational MedicineAmbulatory Health Care Facilities
Taxonomy Code261QX0100X
Also ListedChiropractorTaxonomy 111N00000X
Also ListedChiropractor · RehabilitationTaxonomy 111NR0400X
Also ListedAcupuncturistTaxonomy 171100000X
Also ListedGeneral PracticeTaxonomy 208D00000X · License 20068 (CA)
Also ListedRadiologic TechnologistTaxonomy 247100000X
Also ListedClinic/CenterTaxonomy 261Q00000X
Also ListedClinic/Center · Corporate HealthTaxonomy 261QC1800X
Also ListedClinic/Center · Physical TherapyTaxonomy 261QP2000X
Also ListedClinic/Center · Urgent CareTaxonomy 261QU0200X
Also ListedPhysician AssistantTaxonomy 363A00000X
Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X
Also ListedNurse Practitioner · Occupational HealthTaxonomy 363LX0106X
411 3RD ST, San Rafael, CA 94901

Other Names 1

Doing Business AsMedical Center Of Marin

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D0872179

Brett V Curtis MD A Professional Corporation, Inc · San Rafael, CA
Active · expires Oct 17, 2026
CLIA Number05D0872179
Laboratory TypePhysician Office
Certificate Effective DateOctober 18, 2024
Certificate Expiration DateOctober 17, 2026
Laboratory DirectorBrett V. Curtis MD
Laboratory Phone(415) 924-4525
Laboratory LocationBrett V Curtis MD A Professional Corporation, Inc411 3rd St, San Rafael, CA 94901
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 3

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

Nurse Practitioner (Family)
411 3RD ST
SAN RAFAEL, CA 94901
Emergency Medicine (Emergency Medical Services)
411 3RD ST
SAN RAFAEL, CA 94901
Acupuncturist
411 3RD ST
SAN RAFAEL, CA 94901

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Brett V. Curtis, MD, A Professional Corporation, Inc.'s NPI number?

The NPI number for Brett V. Curtis, MD, A Professional Corporation, Inc. is 1346372661. It was assigned to this organization in the NPPES registry on March 12, 2007. The provider is doing business as Medical Center of Marin.

Where is Brett V. Curtis, MD, A Professional Corporation, Inc. located?

Brett V. Curtis, MD, A Professional Corporation, Inc. is located at 411 3rd St, San Rafael, CA 94901. The listed phone number is (415) 924-4525.

What is Brett V. Curtis, MD, A Professional Corporation, Inc.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Occupational Medicine, with taxonomy code 261QX0100X.

Does Brett V. Curtis, MD, A Professional Corporation, Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0872179) is associated with this NPI, valid through October 17, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Brett V. Curtis, MD, A Professional Corporation, Inc. was last updated on September 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.