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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ROSINA DIAZ
NPI 1154277291
Peer Specialist in Stockton, CA

Active since March 10, 2026
1212 N CALIFORNIA ST, STOCKTON, CA 95202(209) 451-3977 Get Directions Write a Review

NPPES record last updated: June 29, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Rosina Diaz NPPES

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

ROSINA DIAZ (NPI 1154277291) is an individual peer specialist in Stockton, California and active in the NPI registry since March 2026.

NPPES Registry Identity

NPI1154277291
Entity TypeIndividualFemale
Primary Taxonomy175T00000X
Provider Legal NameROSINA DIAZ
Location Address1212 N CALIFORNIA STStockton, CA 95202-1552
Mailing Address1109 N California StStockton, CA 95202-1537
Phone(209) 451-3977
Sole ProprietorNo
Enumeration DateMarch 10, 2026
Last NPPES UpdateJune 29, 2026
NPPES CertifiedJune 29, 2026
✔ NPI 1154277291 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPeer SpecialistOther Service Providers
Taxonomy Code175T00000X
Definition
Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.
Also ListedCommunity Health WorkerTaxonomy 172V00000X
1212 N CALIFORNIA ST, Stockton, CA 95202
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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.

SAN JOAQUIN COUNTY BEHAVIORAL HEALTH SERVICES
Clinic/Center (Mental Health (Including Community Mental Health Center))
1212 N CALIFORNIA ST
STOCKTON, CA 95202
San Joaquin County (209) 468-8700
PENNY GIBBONS BURKE RPH
Pharmacist
1212 N CALIFORNIA ST
STOCKTON, CA 95202
San Joaquin County (209) 468-8711
DOLORIS MOODY
Case Manager/Care Coordinator
1212 N CALIFORNIA ST
STOCKTON, CA 95202
San Joaquin County (209) 468-8660
MS. DELIA ORDAZ RN
Registered Nurse
1212 N CALIFORNIA ST
STOCKTON, CA 95202
San Joaquin County (209) 468-3760
DONNA L BICKHAM ACSW
Social Worker (Clinical)
1212 N CALIFORNIA ST
STOCKTON, CA 95202
San Joaquin County (209) 953-7313
RITA N. MENDOZA
Technician, Other
1212 N CALIFORNIA ST
STOCKTON, CA 95202
San Joaquin County (209) 468-8718
MR. KENNETH RAY COCIO
Counselor (Mental Health)
1212 N CALIFORNIA ST
STOCKTON, CA 95202
San Joaquin County (209) 468-8660
ANDREA MICHELLE HERNANDEZ
Counselor (Mental Health)
1212 N CALIFORNIA ST
STOCKTON, CA 95202
San Joaquin County (209) 468-8686

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 Rosina Diaz's NPI number?

The NPI number for Rosina Diaz is 1154277291. It was assigned to this individual provider in the NPPES registry on March 10, 2026.

Where is Rosina Diaz located?

Rosina Diaz practices at 1212 N California St, Stockton, CA 95202. The listed phone number is (209) 451-3977.

What is Rosina Diaz's specialty?

The primary specialty registered for this NPI is Peer Specialist with taxonomy code 175T00000X.

When was this NPI record last updated?

The NPPES record for Rosina Diaz was last updated on June 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 days 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.