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JOHN H WILLIAMS
NPI 1205312907
Counselor - Addiction (Substance Use Disorder) in Riverside, CA

Active since July 16, 2018
2743 ORANGE ST, RIVERSIDE, CA 92501(951) 788-9515(951) 788-2526 Get Directions Write a Review

NPPES record last updated: February 5, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 5, 2020, May 9, 2019, Jul 16, 2018 (3 updates tracked since 2018).

About John H Williams NPPES

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

JOHN H WILLIAMS (NPI 1205312907) is an individual addiction (substance use disorder) provider in Riverside, California and active in the NPI registry since July 2018.

NPPES Registry Identity

NPI1205312907
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameJOHN H WILLIAMS
Location Address2743 ORANGE STRiverside, CA 92501
Mailing Address2743 Orange StRiverside, CA 92501 · (951) 788-9515 · Fax (951) 788-2526
Phone(951) 788-9515
Fax(951) 788-2526
Sole ProprietorNo
Enumeration DateJuly 16, 2018
Last NPPES UpdateFebruary 5, 20203 updates tracked since enumeration
✔ NPI 1205312907 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
2743 ORANGE ST, Riverside, CA 92501
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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.

JESSIKAH IBARRA LVN
Licensed Vocational Nurse
2743 ORANGE ST
RIVERSIDE, CA 92501
Riverside County (951) 788-9515
AMY HIGGINBOTHAM LVN
Licensed Vocational Nurse
2743 ORANGE ST
RIVERSIDE, CA 92501
Riverside County (951) 788-9515
THOMAS ELDON EBY PH.D.
Psychologist (Clinical)
2743 ORANGE ST
RIVERSIDE, CA 92501
Riverside County (805) 884-6850
ERNESTO CASTRO
Licensed Vocational Nurse
2743 ORANGE ST
RIVERSIDE, CA 92501
Riverside County (951) 788-9515
RONALD VERVICK
Counselor (Addiction (Substance Use Disorder))
2743 ORANGE ST
RIVERSIDE, CA 92501
Riverside County (951) 686-9454
STEVEN MCDERMOTT
Counselor (Addiction (Substance Use Disorder))
2743 ORANGE ST
RIVERSIDE, CA 92501
Riverside County (951) 788-9515
DANIELLE YVETTE COLE
Licensed Vocational Nurse
2743 ORANGE ST
RIVERSIDE, CA 92501
Riverside County (951) 788-9515
ANTONIO TOSTADO RADT-I CCAPP
Counselor (Addiction (Substance Use Disorder))
2743 ORANGE ST
RIVERSIDE, CA 92501
Riverside County (909) 951-7889

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 John Williams's NPI number?

The NPI number for John Williams is 1205312907. It was assigned to this individual provider in the NPPES registry on July 16, 2018.

Where is John Williams located?

John Williams practices at 2743 Orange St, Riverside, CA 92501. The listed phone number is (951) 788-9515.

What is John Williams'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 John Williams was last updated on February 5, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.