MARY ROSE JOHN
NPI 1841081973
Counselor - Addiction (Substance Use Disorder) in Walnut Creek, CA

Q: What is Mary John's NPI number?

The NPI number for Mary John is 1841081973. It was assigned to this individual provider in the NPPES registry on May 16, 2025.

Q: What is Mary John's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mary John was last updated on May 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.

Active since May 16, 2025

956 NATCHEZ DR, WALNUT CREEK, CA 94598(925) 212-5204 Get Directions Write a Review

NPPES record last updated: May 16, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Mary Rose John NPPES

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

MARY ROSE JOHN (NPI 1841081973) is an individual addiction (substance use disorder) provider in Walnut Creek, California and active in the NPI registry since May 2025.

NPPES Registry Identity

NPI1841081973

Entity TypeIndividualFemale

Primary Taxonomy101YA0400X

Provider Legal NameMARY ROSE JOHN

Location Address956 NATCHEZ DRWalnut Creek, CA 94598-4434

Mailing Address956 Natchez DrWalnut Creek, CA 94598-4434 · (925) 212-5204

Phone(925) 212-5204

Sole ProprietorNo

Enumeration DateMay 16, 2025

NPPES CertifiedMay 16, 2025

✔ NPI 1841081973 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

956 NATCHEZ DR, Walnut Creek, CA 94598

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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 Mary John's NPI number?

The NPI number for Mary John is 1841081973. It was assigned to this individual provider in the NPPES registry on May 16, 2025.

Where is Mary John located?

Mary John practices at 956 Natchez Dr, Walnut Creek, CA 94598. The listed phone number is (925) 212-5204.

What is Mary John'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 Mary John was last updated on May 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.