John Washington Thompson Jr.

John Washington Thompson Jr. is a Addiction (Substance Use Disorder) Counselor provider (Counselor) practicing in Newark, CA, registered in the NPPES registry with NPI 1710654561 since 2021.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI	1710654561
Entity type	Individual (Type 1)
Name	John Washington Thompson Jr.
Sex	Male
Practice address	Newark, CA, 94560
Phone	5107924357
Enumeration date	2021-08-27
Last updated in NPPES	2021-08-30

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
101YP2500X	Professional Counselor	Secondary	R1437370721	CA
101YA0400X	Addiction (Substance Use Disorder) Counselor	Primary	—	—

Copy-ready billing details

Provider: John Thompson
NPI: 1710654561
Taxonomy: 101YA0400X (Addiction (Substance Use Disorder) Counselor)
Address: Newark, CA, 94560

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1023228442	Elizabeth Wilson	Individual	Addiction (Substance Use Disorder) Counselor	Newark, CA
1649481953	Martin Montemayor	Individual	Addiction (Substance Use Disorder) Counselor	Newark, CA
1821209230	Elizabeth Maloney	Individual	Addiction (Substance Use Disorder) Counselor	Newark, CA
1841401114	Antonia Contreras	Individual	Addiction (Substance Use Disorder) Counselor	Newark, CA
1306057625	Dennise West	Individual	Addiction (Substance Use Disorder) Counselor	Newark, CA
1720299050	Lisa Villasenor	Individual	Addiction (Substance Use Disorder) Counselor	Newark, CA
1457562787	Rodger Graves	Individual	Addiction (Substance Use Disorder) Counselor	Newark, CA
1912118357	Jimmy Isch	Individual	Addiction (Substance Use Disorder) Counselor	Newark, CA

Verify this record

Cross-check NPI 1710654561 against the authoritative CMS record: view John Washington Thompson Jr. on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does John Thompson practice?

The practice location on file with NPPES is in Newark, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for John Thompson?

The National Provider Identifier (NPI) for John Thompson is 1710654561, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2021-08-30.