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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

M MING QUAN MD
NPI 1437104031
Obstetrics & Gynecology in San Francisco, CA

Active since May 23, 2006
3838 CALIFORNIA ST, STE 408, SAN FRANCISCO, CA 94118(415) 221-6668(415) 221-2942 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About M Ming Quan Md NPPES

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

M MING QUAN MD (NPI 1437104031) is an individual obstetrics & gynecology provider in San Francisco, California, licensed in California (G36056) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1437104031
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameM MING QUANCredential: MD
Location Address3838 CALIFORNIA ST, STE 408San Francisco, CA 94118
Mailing Address3838 California St, Ste 408San Francisco, CA 94118 · (415) 221-6668 · Fax (415) 221-2942
Phone(415) 221-6668
Fax(415) 221-2942
Sole ProprietorNo
Enumeration DateMay 23, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1437104031 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · G36056
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

3838 CALIFORNIA ST, San Francisco, CA 94118
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Other Names 1

Other Name (5)Marvin Yut-ming Quan Md

Other Identifiers 1

MedicaidOOG360560CA

Other Providers at the Same Location NPPES 20

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

YANEK S.Y. CHIU M.D.
Colon & Rectal Surgery
3838 CALIFORNIA ST, RM 616
SAN FRANCISCO, CA 94118
San Francisco County (415) 668-0411
LAURENCE F YEE M.D.
Colon & Rectal Surgery
3838 CALIFORNIA ST, RM 616
SAN FRANCISCO, CA 94118
San Francisco County (415) 668-0411
MICHAEL E ABEL M.D.
Colon & Rectal Surgery
3838 CALIFORNIA ST, RM 616
SAN FRANCISCO, CA 94118
San Francisco County (415) 668-0411
DR. RUSSELL EVAN LEONG M.D.
Allergy & Immunology (Allergy)
3838 CALIFORNIA ST, RM 108
SAN FRANCISCO, CA 94118
San Francisco County (415) 221-0320
MICHELLE L LI M.D.
Surgery
3838 CALIFORNIA ST, RM 616
SAN FRANCISCO, CA 94118
San Francisco County (415) 668-0411
DR. ERIC RICHARD KWOK M.D.
Internal Medicine
3838 CALIFORNIA ST, 310
SAN FRANCISCO, CA 94118
San Francisco County (415) 387-1534
DR. ALVIN DAVID WONG M.D.
Internal Medicine
3838 CALIFORNIA ST, 310
SAN FRANCISCO, CA 94118
San Francisco County (415) 387-1534
RALPH ROMAN ROAN M.D.
Surgery
3838 CALIFORNIA ST, SUITE 610
SAN FRANCISCO, CA 94118
San Francisco County (415) 752-1001

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 M Quan's NPI number?

The NPI number for M Quan is 1437104031. It was assigned to this individual provider in the NPPES registry on May 23, 2006. The provider is also known as Marvin Yut-Ming Quan MD.

Where is M Quan located?

M Quan practices at 3838 California St Ste 408, San Francisco, CA 94118. The listed phone number is (415) 221-6668.

What is M Quan's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

When was this NPI record last updated?

The NPPES record for M Quan was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.