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DR. MARSHALL FAY WILLIAMS MD
NPI 1760468003
Family Medicine in Gilroy, CA

Active since December 19, 2005Accepts Medicare Assignment
9460 N NAME UNO, SUITE 115, GILROY, CA 95020(408) 842-3133(408) 842-2229 Get Directions Write a Review

NPPES record last updated: October 22, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Marshall Fay Williams Md NPPES

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

DR. MARSHALL FAY WILLIAMS MD (NPI 1760468003) is an individual family medicine provider in Gilroy, California, licensed in California (G45805) and active in the NPI registry since December 2005. He is a graduate of Rush Medical College Of Rush University (1980).

NPPES Registry Identity

NPI1760468003
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. MARSHALL FAY WILLIAMSCredential: MD
Location Address9460 N NAME UNO, SUITE 115Gilroy, CA 95020-3537
Mailing Address9460 N Name Uno, Suite 115Gilroy, CA 95020-3537 · (408) 842-3133 · Fax (408) 842-2229
Phone(408) 842-3133
Fax(408) 842-2229
Sole ProprietorNo
Medical School CMSRush Medical College Of Rush UniversityGraduated 1980
Enumeration DateDecember 19, 2005
Last NPPES UpdateOctober 22, 2008
✔ NPI 1760468003 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · G45805
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
9460 N NAME UNO, Gilroy, CA 95020
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Other Identifiers 3

Medicare UPINA50192
Medicare PIN00G458050CA
Medicare PINP00030234CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Marshall Fay Williams Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779644778
PECOS Enrollment IDI20081209000719

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95020 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
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
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 18

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LILIANA ROMINE DH
Dental Hygienist
9460 N NAME UNO, SUITE 215
GILROY, CA 95020
Santa Clara County (408) 797-2510
MARISA TINGFENG LIANG PA-C
Physician Assistant
9460 N NAME UNO, SUITE 110
GILROY, CA 95020
Santa Clara County (408) 729-9700
DR. PRINCE SHAH M.D.
Internal Medicine (Gastroenterology)
9460 N NAME UNO, STE. 130
GILROY, CA 95020
Santa Clara County (408) 848-8336
MR. TIMOTHY PIROZZOLI D.P.T
Physical Therapist
9460 N NAME UNO, SUITE 140
GILROY, CA 95020
Santa Clara County (408) 847-0107
DR. NICHOLAS JOSEPH KASLIN DDS
Dentist
9460 N NAME UNO
GILROY, CA 95020
Santa Clara County (408) 729-9700
CORTLEY CHRIS FRITTER PT
Physical Therapist
9460 N NAME UNO, 140
GILROY, CA 95020
Santa Clara County (408) 847-0107
SOUTH VALLEY PRIMARY CARE GROUP
Family Medicine
9460 N NAME UNO, SUITE 110
GILROY, CA 95020
Santa Clara County (831) 676-6766
SAN JOSE FOOTHILL FAMILY COMMUNITY CLINIC, INC.
Clinic/Center (Federally Qualified Health Center (FQHC))
9460 N NAME UNO, SUITE 215
GILROY, CA 95020
Santa Clara County (408) 797-2510

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 Marshall Williams's NPI number?

The NPI number for Marshall Williams is 1760468003. It was assigned to this individual provider in the NPPES registry on December 19, 2005.

Where is Marshall Williams located?

Marshall Williams practices at 9460 N Name Uno Suite 115, Gilroy, CA 95020. The listed phone number is (408) 842-3133.

What is Marshall Williams's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Marshall Williams enrolled in Medicare?

Yes. Marshall Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Marshall Williams was last updated on October 22, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.