NPPES file of Aug 9, 2026

Rosemary O'Leary

Marriage & Family Therapist · Fairfield, CA

Rosemary O'Leary is a marriage & family therapist with a practice address in Fairfield, California, and NPI 1770959181, issued on Aug 19, 2015. Check the license (California 124260, 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.

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

NPPES recordNPPES file of Aug 9, 2026
1770959181
Name
Rosemary O'Leary
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
124260 CA
Self-reported in NPPES; status is on the state search
Practice location
1234 Empire St, Fairfield, CA 94533
Phone
(707) 426-4746
Enumerated
Aug 19, 2015
Record last updated
Nov 7, 2024
Medicare enrollment
Enrolled (PECOS I20260610001474); may accept 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 1234 Empire St

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

  1. Marissa AdenRegistered Nurse1437535176
  2. Colin AmatoMarriage & Family Therapist1790208288
  3. Yasmina BazaraaProfessional Counselor1790265833
  4. Destiny BeardenCommunity Health Worker1841904968
  5. Sarah BiondolilloSocial Worker1659033181
  6. Frederick Blair, M.D.Obstetrics & Gynecology Physician1386731768

Verify Rosemary O'Leary 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 124260
    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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Rosemary O'Leary among 59,889 marriage & family therapist records in California

Rosemary O'Leary 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 not. Its NPI, issued in 2015, is newer than 48% of them.

  • NPI issued2015 · 48% of these records are older, 48% newer
  • In a Medicare fileNo · 4% of these records are
  • In the CMS Doctors and Clinicians fileYes · 8% of these records are
  • Graduated2013 · median 2013 among the 4,574 with a school on file
  • Record last updated2024 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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 Rosemary O'Leary's NPI number?

Rosemary O'Leary's National Provider Identifier (NPI) is 1770959181, issued on Aug 19, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Rosemary O'Leary located?

The NPPES record lists a practice address at 1234 Empire St, Fairfield, CA, 94533. Phone: (707) 426-4746. Providers update this record themselves, so call before visiting.

How can I verify Rosemary O'Leary's license?

NPPES lists California license number 124260, 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.