DR. WILLIAM T. CHEN MD
NPI 1780777292
Otolaryngology - Otolaryngology/Facial Plastic Surgery in Fairfield, CA

Q: What is William Chen's NPI number?

The NPI number for William Chen is 1780777292. It was assigned to this individual provider in the NPPES registry on October 2, 2006.

Q: What is William Chen's specialty?

The primary specialty registered for this NPI is Otolaryngology, specializing in Otolaryngology/Facial Plastic Surgery, with taxonomy code 207YX0905X.

Q: When was this NPI record last updated?

The NPPES record for William Chen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since October 02, 2006

2801 WATERMAN BLVD., STE 200, FAIRFIELD, CA 94534(707) 428-3687(707) 422-4327 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Dr. William T. Chen Md NPPES

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

DR. WILLIAM T. CHEN MD (NPI 1780777292) is an individual otolaryngology/facial plastic surgery provider in Fairfield, California, licensed in California (G42521) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1780777292

Entity TypeIndividualMale

Primary Taxonomy207YX0905X

Provider Legal NameDR. WILLIAM T. CHENCredential: MD

Location Address2801 WATERMAN BLVD., STE 200Fairfield, CA 94534-2987

Mailing Address2801 Waterman Blvd., Ste 200Fairfield, CA 94534-2987 · (707) 428-3687 · Fax (707) 422-4327

Phone(707) 428-3687

Fax(707) 422-4327

Sole ProprietorNo

Enumeration DateOctober 2, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1780777292 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngology · Otolaryngology/Facial Plastic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207YX0905X

License✔ Licensed in CA · G42521

Definition

An otolaryngologist who specializes in the diagnosis and surgical treatment of head and neck conditions.

2801 WATERMAN BLVD., Fairfield, CA 94534

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Other Identifiers 3

Medicare UPINA49001CA

Medicare ID-Type UnspecifiedG00425210CA

OtherG42521CA · State License

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 William Chen's NPI number?

The NPI number for William Chen is 1780777292. It was assigned to this individual provider in the NPPES registry on October 2, 2006.

Where is William Chen located?

William Chen practices at 2801 Waterman Blvd. Ste 200, Fairfield, CA 94534. The listed phone number is (707) 428-3687.

What is William Chen's specialty?

The primary specialty registered for this NPI is Otolaryngology, specializing in Otolaryngology/Facial Plastic Surgery, with taxonomy code 207YX0905X.

When was this NPI record last updated?

The NPPES record for William Chen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.