NPPES file of Aug 9, 2026

Nicole Dietze, ASW

Social Worker · Vallejo, CA

Nicole Dietze, ASW is a social worker with a practice address in Vallejo, California, and NPI 1023486859, issued on Sep 10, 2015. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023486859
Name
Nicole Dietze
Credential
ASW
Primary taxonomy
Social Worker 104100000X
Practice location
243 Georgia St Ste B, Vallejo, CA 94590
Phone
(707) 556-8100
Enumerated
Sep 10, 2015
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240703003057); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 243 Georgia St Ste B

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

  1. Mereb Habtetsion, PA-CPhysician Assistant1285184242
  2. Brian King, PSYDClinical Psychologist1942490230

Verify Nicole Dietze 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.

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Bills Medicare through one group practice

  1. Permanente Medical Group IncRichmond, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nicole Dietze among 10,332 social worker records in California

Nicole Dietze, ASW is one of 10,332 social worker records with a practice address in California. 2% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 35% of them.

  • NPI issued2015 · 35% of these records are older, 61% newer
  • In a Medicare fileYes · 2% of these records are
  • In the CMS Doctors and Clinicians fileYes · 3% of these records are
  • Graduated2017 · median 2015 among the 299 with a school on file
  • Record last updated2018 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Social Worker providers in California

There are 10,332 social worker records in California.

The 8 social worker records with the nearest ZIP codes

  1. Latisha BookerVallejo, CA 945901235596073
  2. Andres Cazares, ASWVallejo, CA 945901942687140
  3. Stephanie GulcherVallejo, CA 945901891266516
  4. Shirley Ikenze, LCSWVallejo, CA 945901730334525
  5. Nancy MoralesVallejo, CA 945901316594500
  6. Laurieal NuttVallejo, CA 945901386299550
  7. Miranda Ramirez, LCSWVallejo, CA 945901275727414
  8. Cristina Rios-KleinVallejo, CA 945901891171419

Common questions

What is Nicole Dietze, ASW's NPI number?

Nicole Dietze, ASW's National Provider Identifier (NPI) is 1023486859, issued on Sep 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Nicole Dietze, ASW located?

The NPPES record lists a practice address at 243 Georgia St Ste B, Vallejo, CA, 94590. Phone: (707) 556-8100. Providers update this record themselves, so call before visiting.

How can I verify Nicole Dietze, ASW'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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.