What is John Sumner's NPI number?

John Sumner's National Provider Identifier (NPI) is 1982418174, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Sumner's specialty?

John Sumner is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).

Where is John Sumner located?

John Sumner's practice location on file with NPPES is 1981 Cherokee Rd, Stockton, CA 95205-2720.

What is John Sumner's phone number?

The practice phone number listed in the NPPES registry for John Sumner is (209) 870-6500.

Is John Sumner's NPI active?

Yes — John Sumner's NPI (1982418174) is active in the NPPES registry as of the last update on 2025-02-06.

IndividualActive

John Sumner

NPI 1982418174 · Addiction (Substance Use Disorder) Counselor · Stockton, CA

John Sumner is a Addiction (Substance Use Disorder) Counselor provider in Stockton, CA (NPI 1982418174).

Provider details

NPI number: 1982418174
Entity type: Individual
Primary specialty: Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Addiction (Substance Use Disorder) CounselorPrimary101YA0400X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(49/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1981 Cherokee Rd

Stockton, CA 95205-2720

Phone: (209) 870-6500

Street-level locationGet directions

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Mailing address