Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. HON FONG MD
NPI 1033174974
Obstetrics & Gynecology - Gynecology in Oakland, CA

Q: What is Hon Fong's NPI number?

The NPI number for Hon Fong is 1033174974. It was assigned to this individual provider in the NPPES registry on April 20, 2006.

Q: What is Hon Fong's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecology, with taxonomy code 207VG0400X.

Q: When was this NPI record last updated?

The NPPES record for Hon Fong was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.

Active since April 20, 2006PECOS Enrolled

365 HAWTHORNE AVE, SUITE 301, OAKLAND, CA 94609(510) 893-1700(510) 893-0110 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mr. Hon Fong Md NPPES

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

MR. HON FONG MD (NPI 1033174974) is an individual gynecology provider in Oakland, California, licensed in California (C42949) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1033174974

Entity TypeIndividualMale

Primary Taxonomy207VG0400X

Provider Legal NameMR. HON FONGCredential: MD

Location Address365 HAWTHORNE AVE, SUITE 301Oakland, CA 94609-3113

Mailing Address365 Hawthorne Ave, Suite 301Oakland, CA 94609-3113 · (510) 893-1700 · Fax (510) 893-0110

Phone(510) 893-1700

Fax(510) 893-0110

Sole ProprietorNo

Enumeration DateApril 20, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1033174974 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207VG0400X

License✔ Licensed in CA · C42949

Definition

A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions. Source: National Uniform Claim Committee

365 HAWTHORNE AVE, Oakland, CA 94609

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Other Identifiers 1

Medicaid00C429490CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Hon Fong Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94609 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ERIC L JOHNSON MD

Internal Medicine (Interventional Cardiology)

365 HAWTHORNE AVE, #201
OAKLAND, CA 94609

Alameda County (510) 452-1345

AARON PETERS PA-C

Physician Assistant (Surgical)

365 HAWTHORNE AVE
OAKLAND, CA 94609

Alameda County (510) 465-5523

AJAY KUMAR UPADHYAY MD

Surgery

365 HAWTHORNE AVE, STE 101
OAKLAND, CA 94609

Alameda County (510) 465-5523

RUPERT ROUPEN HOROUPIAN MD

Surgery

365 HAWTHORNE AVE, SUITE 101
OAKLAND, CA 94609

Alameda County (510) 465-5523

MR. THOMAS LEE HAMBRICK MD

Obstetrics & Gynecology

365 HAWTHORNE AVE, SUITE 301
OAKLAND, CA 94609

Alameda County (510) 893-1700

MR. EDWARD MARTIN BLUMENSTOCK MD

Obstetrics & Gynecology

365 HAWTHORNE AVE, STE 301
OAKLAND, CA 94609

Alameda County (510) 893-1700

MS. GOLDEE HANNAH GROSS MD

Obstetrics & Gynecology

365 HAWTHORNE AVE, STE 301
OAKLAND, CA 94609

Alameda County (510) 893-1700

MR. WILLIAM MORRIS ISENBERG MD

Obstetrics & Gynecology

365 HAWTHORNE AVE, SUITE 301
OAKLAND, CA 94609

Alameda County (510) 893-1700

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 Hon Fong's NPI number?

The NPI number for Hon Fong is 1033174974. It was assigned to this individual provider in the NPPES registry on April 20, 2006.

Where is Hon Fong located?

Hon Fong practices at 365 Hawthorne Ave Suite 301, Oakland, CA 94609. The listed phone number is (510) 893-1700.

What is Hon Fong's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecology, with taxonomy code 207VG0400X.

Is Hon Fong enrolled in Medicare?

Yes. Hon Fong is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Hon Fong was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.