Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Charles E Winkelstein, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1477740769

Dr. Charles E Winkelstein, MD is an Obstetrics & Gynecology Physician in San Mateo, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

304 Arlington Ln
San Mateo, CA 94402-1277
Phone: (650) 343-4288
Fax: (650) 343-1759
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence G11001 (CA)

Record details

NPI number1477740769
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 1, 2007
Last updated in NPPESOctober 1, 2007
Mailing address304 Arlington Ln, San Mateo, CA 94402-1277

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