NPPES file of Aug 9, 2026

Dianna Villegas

Marriage & Family Therapist · Fairfield, CA

Dianna Villegas is a marriage & family therapist with a practice address in Fairfield, California, and NPI 1306292065, issued on May 11, 2016. Check the license (California 154224, as entered in NPPES) 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
1306292065
Name
Dianna Villegas
Primary taxonomy
Marriage & Family Therapist 106H00000X
License numbers
154224 CA
101994 CA
Self-reported in NPPES; status is on the state search
Practice location
275 Beck Ave, Fairfield, CA 94533
Phone
(707) 784-8025
Enumerated
May 11, 2016
Record last updated
Apr 14, 2025
Medicare enrollment
Enrolled (PECOS I20250916001102); 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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8 nearest marriage & family therapist records → All 59,889 in California → Look up another NPI →

Also registered at 275 Beck Ave

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

  1. Chinonso AhamefuleRegistered Nurse1336629971
  2. Melissa Albalos, RN, PHNCommunity Health Registered Nurse1013677368
  3. Stacy Alberto, RN, PHNRegistered Nurse1235096637
  4. James Allard, RN, PHNRegistered Nurse1841709805
  5. Nikki Anthony, RNCommunity Health Registered Nurse1023179561
  6. Fleurdeliz Balmaceda, RN, BSN, PHNRegistered Nurse1356876593

Verify Dianna Villegas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 154224    Check 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. County OF SolanoFairfield, CA

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

Dianna Villegas among 59,889 marriage & family therapist records in California

Dianna Villegas is one of 59,889 marriage & family therapist records with a practice address in California. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 52% of them.

  • NPI issued2016 · 52% of these records are older, 43% newer
  • In a Medicare fileYes · 4% of these records are
  • In the CMS Doctors and Clinicians fileYes · 8% of these records are
  • Graduated2017 · median 2013 among the 4,574 with a school on file
  • Record last updated2025 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 106H00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

221 marriage & family therapist records list a practice address in Fairfield

They are 221 of the 3,595 NPPES records with a practice address in Fairfield, and 59,889 marriage & family therapist records in California.

All 59,889 in California → Every provider in Fairfield → Marriage & Family Therapist nationwide →

The 8 marriage & family therapist records with the nearest ZIP codes

  1. Marcia Barnett, LCSW MFT MSWFairfield, CA 945331063501690
  2. Dee CarterFairfield, CA 945331386704328
  3. Julie Fessenden, MFTFairfield, CA 945331518065697
  4. Elizabeth Frain, M.F.T.Fairfield, CA 945331154406312
  5. Michael Fritch, MFTFairfield, CA 945331083793335
  6. Michelle Gerson, MFTFairfield, CA 945331083774814
  7. Anna Hiscox, LMFTFairfield, CA 945331245307891
  8. Carol Leimbach, MFTFairfield, CA 945331174513154

Common questions

What is Dianna Villegas's NPI number?

Dianna Villegas's National Provider Identifier (NPI) is 1306292065, issued on May 11, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Dianna Villegas located?

The NPPES record lists a practice address at 275 Beck Ave, Fairfield, CA, 94533. Phone: (707) 784-8025. Providers update this record themselves, so call before visiting.

How can I verify Dianna Villegas's license?

NPPES lists California license number 154224, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.