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MR. WILLIAM HOLMAN
NPI 1659095198
Counselor - Addiction (Substance Use Disorder) in San Mateo, CA

Active since September 28, 2022
416 2ND AVE, SAN MATEO, CA 94401(650) 579-7881 Get Directions Write a Review

NPPES record last updated: September 28, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. William Holman NPPES

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

MR. WILLIAM HOLMAN (NPI 1659095198) is an individual addiction (substance use disorder) provider in San Mateo, California and active in the NPI registry since September 2022.

NPPES Registry Identity

NPI1659095198
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameMR. WILLIAM HOLMAN
Location Address416 2ND AVESan Mateo, CA 94401-3205
Mailing Address736 4th AveSan Bruno, CA 94066-3621 · (650) 346-1540
Phone(650) 579-7881
Sole ProprietorNo
Enumeration DateSeptember 28, 2022
NPPES CertifiedSeptember 28, 2022
✔ NPI 1659095198 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
416 2ND AVE, San Mateo, CA 94401
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Other Providers at the Same Location NPPES 5

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

GARY JAMES SMITH CADC II, ICADC
Counselor (Addiction (Substance Use Disorder))
416 2ND AVE
SAN MATEO, CA 94401
San Mateo County (650) 579-7158
MR. SEAN P DONNELLY PEER SUPPORT SPECIAL
Counselor (Addiction (Substance Use Disorder))
416 2ND AVE
SAN MATEO, CA 94401
San Mateo County (650) 579-7881
CAMINAR
Clinic/Center
416 2ND AVE
SAN MATEO, CA 94401
San Mateo County (650) 333-4226
MRS. KIMBERLY RILEY
Counselor (Addiction (Substance Use Disorder))
416 2ND AVE
SAN MATEO, CA 94401
San Mateo County (650) 579-7881
JASON DAVID SANDERS
Counselor (Addiction (Substance Use Disorder))
416 2ND AVE
SAN MATEO, CA 94401
San Mateo County (650) 579-7158

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 Holman's NPI number?

The NPI number for William Holman is 1659095198. It was assigned to this individual provider in the NPPES registry on September 28, 2022.

Where is William Holman located?

William Holman practices at 416 2nd Ave, San Mateo, CA 94401. The listed phone number is (650) 579-7881.

What is William Holman's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for William Holman was last updated on September 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.