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DR. CHARLES E WINKELSTEIN M.D.
NPI 1477740769
Obstetrics & Gynecology in San Mateo, CA

Active since October 01, 2007
304 ARLINGTON LN, SAN MATEO, CA 94402(650) 343-4288(650) 343-1759 Get Directions Write a Review

NPPES record last updated: October 1, 2007. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Dr. Charles E Winkelstein M.d. NPPES

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

DR. CHARLES E WINKELSTEIN M.D. (NPI 1477740769) is an individual obstetrics & gynecology provider in San Mateo, California, licensed in California (G11001) and active in the NPI registry since October 2007.

NPPES Registry Identity

NPI1477740769
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. CHARLES E WINKELSTEINCredential: M.D.
Location Address304 ARLINGTON LNSan Mateo, CA 94402-1277
Mailing Address304 Arlington LnSan Mateo, CA 94402-1277 · (650) 343-4288 · Fax (650) 343-1759
Phone(650) 343-4288
Fax(650) 343-1759
Sole ProprietorYes
Enumeration DateOctober 1, 2007
✔ NPI 1477740769 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 · G11001
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.
304 ARLINGTON LN, San Mateo, CA 94402
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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 Charles Winkelstein's NPI number?

The NPI number for Charles Winkelstein is 1477740769. It was assigned to this individual provider in the NPPES registry on October 1, 2007.

Where is Charles Winkelstein located?

Charles Winkelstein practices at 304 Arlington Ln, San Mateo, CA 94402. The listed phone number is (650) 343-4288.

What is Charles Winkelstein'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 Charles Winkelstein was last updated on October 1, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.