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Obstetrics & Gynecology Specialists in Milpitas, CA

Browse 9 Obstetrics & Gynecology providers listed in NPPES with a practice address in Milpitas, California.

9 Healthcare Providers

How Milpitas compares with the U.S.

9 active clinicians in Obstetrics & Gynecology list a practice address in Milpitas, CA in the NPI registry.

With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.

Too few clinicians in Obstetrics & Gynecology in Milpitas are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@t-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of November 2026.

Showing 1โ€“9 of 9 providers
With recent CMS data first, then Aโ€“Z

Dr. Melanie R. De Guzman , MD

Obstetrics & Gynecology

Active NPI Status Accepts Medicare Assignment
770 E Calaveras Blvd, Milpitas, CA 950355491
Phone: 6509452900
NPI Identifier 1306918057
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Dr. Danna L.c. Doering , MD

Obstetrics & Gynecology

Active NPI Status
770 E Calaveras Blvd, Milpitas, CA 950355491
Phone: 6509452900
NPI Identifier 1336226265
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Dr. Rita Sarita Freimuth , MD

Obstetrics & Gynecology

Active NPI Status Accepts Medicare Assignment
611 S Milpitas Blvd, Milpitas, CA 950355473
Phone: 4089452933
NPI Identifier 1700951423
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Dr. I-Ching Gong , MD

Obstetrics & Gynecology

Active NPI Status Accepts Medicare Assignment
770 E Calaveras Blvd, Milpitas, CA 950355491
Phone: 6509452900
NPI Identifier 1831276765
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Dr. Hanh Ngan Hoang , MD

Obstetrics & Gynecology

Active NPI Status
445 Marylinn Dr, Milpitas, CA 950354100
Phone: 4089301719
NPI Identifier 1093941973
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Dr. Janelle M. Ogura , MD

Obstetrics & Gynecology

Active NPI Status
770 E Calaveras Blvd, Milpitas, CA 950355491
Phone: 6509452900
NPI Identifier 1083786883
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Dr. Diem P. Truong , MD

Obstetrics & Gynecology

Active NPI Status Accepts Medicare Assignment
770 E Calaveras Blvd, Milpitas, CA 950355491
Phone: 6509452900
NPI Identifier 1356428296
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Dr. Katherine L. Brubaker , MD

Obstetrics & Gynecology

Active NPI Status
770 E Calaveras Blvd, Milpitas, CA 950355491
Phone: 6509452900
NPI Identifier 1376620211
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Dr. Chanan Duong , MD

Obstetrics & Gynecology

Active NPI Status Accepts Medicare Assignment
611 S Milpitas Blvd, Milpitas, CA 950355473
Phone: 4089452933
NPI Identifier 1003379702
View Full Profile

Frequently Asked Questions about Obstetrics & Gynecology in Milpitas

How do I check a Obstetrics & Gynecology practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the California licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.

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