Maria Trinidad Diaz, CNM
Registered Nurse · San Bernardino, CA
Maria Trinidad Diaz, CNM is a registered nurse with a practice address in San Bernardino, California, and NPI 1174753156, issued on Jul 23, 2009. Check the license (California CNM1853, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Maria Trinidad Diaz
- Credential
- CNM
- Primary taxonomy
- Registered Nurse 163W00000X
- License number
- CNM1853 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1873 Commercenter W, San Bernardino, CA 92408
- Phone
- (909) 890-5511
- Enumerated
- Jul 23, 2009
- Record last updated
- Dec 19, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1873 Commercenter W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erin Chambers, MSN ,FNP-CObstetrics & Gynecology Nurse Practitioner1831655497
- Chelsea Daniels, MDFamily Medicine Physician1154941847
- Nicole Ewens, M.S. PA-CPhysician Assistant1285061705
- Eva Guardado, RNRegistered Nurse1033505565
- Aryana JavaherneshanPhysician Assistant1962279372
- Mitsu Killion, P.A.-CPhysician Assistant1245408558
Verify Maria Trinidad Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license CNM1853Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62 registered nurse records list a practice address in San Bernardino
They are 62 of the 5,645 NPPES records with a practice address in San Bernardino, and 13,506 registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 62 in San Bernardino → All 13,506 in California → Every provider in San Bernardino →
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- Caron Faustino Marti AbalosCerritos, CA1811603327
- Geraldine Abalos, RNSanta Cruz, CA1073456109
Common questions
What is Maria Trinidad Diaz, CNM's NPI number?
Maria Trinidad Diaz, CNM's National Provider Identifier (NPI) is 1174753156, issued on Jul 23, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Maria Trinidad Diaz, CNM located?
The NPPES record lists a practice address at 1873 Commercenter W, San Bernardino, CA, 92408. Phone: (909) 890-5511. Providers update this record themselves, so call before visiting.
How can I verify Maria Trinidad Diaz, CNM's license?
NPPES lists California license number CNM1853, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.