Mary J. Mosier, MS, LMFT
Marriage & Family Therapist · Laguna Hills, CA
Mary J. Mosier, MS, LMFT is a marriage & family therapist with a practice address in Laguna Hills, California, and NPI 1477916609, issued on Apr 4, 2016. Check the license (California 109948, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary J. Mosier
- Credential
- MS, LMFT
- Primary taxonomy
- Marriage & Family Therapist 106H00000X
- License number
- 109948 CA
Self-reported in NPPES; status is on the state search - Practice location
- 24321 Avenida DE LA Carlota, Laguna Hills, CA 92653
- Phone
- (949) 204-3006
- Enumerated
- Apr 4, 2016
- Record last updated
- Dec 6, 2023
- Fax
- (949) 389-2001
- Medicare enrollment
- Enrolled (PECOS I20240115001558); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest marriage & family therapist records → All 59,889 in California → Look up another NPI →
Also registered at 24321 Avenida DE LA Carlota
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yama Afshar, DO, MPHInternal Medicine Physician1003378415
- Angela Basen, MDInternal Medicine Physician1639514144
- Bernard Elpedes, DOFamily Medicine Physician1831127497
Verify Mary J. Mosier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 109948Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Providence Medical FoundationFullerton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary J. Mosier among 59,889 marriage & family therapist records in California
Mary J. Mosier, MS, LMFT 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
- Graduated2015 · median 2013 among the 4,574 with a school on file
- Record last updated2023 · 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).
191 marriage & family therapist records list a practice address in Laguna Hills
They are 191 of the 2,069 NPPES records with a practice address in Laguna Hills, and 59,889 marriage & family therapist records in California.
All 59,889 in California → Every provider in Laguna Hills → Marriage & Family Therapist nationwide →
The 8 marriage & family therapist records with the nearest ZIP codes
- Richard Bautzer, LMFTLaguna Hills, CA 926531265508121
- Chandra Baylor, MFT, BC-DMT, CEDSLaguna Hills, CA 926531215959408
- Amy Borst, MFT, ATRLaguna Hills, CA 926531144236142
- Michael Brundage, LMFTLaguna Hills, CA 926531033137302
- Margaret Busto, LMFCLaguna Hills, CA 926531942376439
- Suzanne Etheridge, MFTLaguna Hills, CA 926531205931912
- Lynn Gaylord, MFTLaguna Hills, CA 926531710072079
- Carole Gross, LMFTLaguna Hills, CA 926531134102890
Common questions
What is Mary J. Mosier, MS, LMFT's NPI number?
Mary J. Mosier, MS, LMFT's National Provider Identifier (NPI) is 1477916609, issued on Apr 4, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Mary J. Mosier, MS, LMFT located?
The NPPES record lists a practice address at 24321 Avenida DE LA Carlota, Laguna Hills, CA, 92653. Phone: (949) 204-3006. Providers update this record themselves, so call before visiting.
How can I verify Mary J. Mosier, MS, LMFT's license?
NPPES lists California license number 109948, 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.
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.