Registry data as of Aug 27, 2026

Diane Arellano

Registered Nurse · Anaheim, CA

Diane Arellano is a registered nurse with a practice address in Anaheim, California, and NPI 1629895826, issued on Sep 20, 2024. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1629895826
Name
Diane Arellano
Primary taxonomy
Registered Nurse 163W00000X
Practice location
1325 N Anaheim Blvd Ste 100, Anaheim, CA 92801
Phone
(323) 558-7677
Enumerated
Sep 20, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1325 N Anaheim Blvd Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Marlet Andaya, MSWSocial Worker1790417343
  2. Eunice Chen, LCSWClinical Social Worker1467059089
  3. Celina Jaime TrejoCase Manager/Care Coordinator1982535159
  4. Karissa OrtizMental Health Counselor1861112807
  5. Stephannie RosasCase Manager/Care Coordinator1215786678
  6. Shirley Yu, M.S., CCC-SLPSpeech-Language Pathologist1255016200

Verify Diane Arellano in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

Registered Nurse providers in California

There are 16,593 registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 16,593 in California → Every provider in Anaheim →

Other registered nurse records in California

  1. Patricia A Onyango, RNModesto, CA1780424473
  2. Adelaida A Zavala, RNOntario, CA1235702804
  3. Anu Aaltonen-Bond, RNRancho Cordova, CA1972895696
  4. Victoria AardappelChico, CA1396148698
  5. Denise Aaron, RNSan Diego, CA1497345268
  6. Tiffanne Aaronsen, FNPIndio, CA1568191807
  7. Bernadette Marie Abadilla, RNMillbrae, CA1154970697
  8. Brenda Abalos, RNNational City, CA1497064737
  9. Carla Abalos, RNUnion City, CA1669158523
  10. Caron Faustino Marti AbalosCerritos, CA1811603327

Common questions

What is Diane Arellano's NPI number?

Diane Arellano's National Provider Identifier (NPI) is 1629895826, issued on Sep 20, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Diane Arellano located?

The NPPES record lists a practice address at 1325 N Anaheim Blvd Ste 100, Anaheim, CA, 92801. Phone: (323) 558-7677. Providers update this record themselves, so call before visiting.

How can I verify Diane Arellano's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.