Andrew Mazer, PHD, MFT
Marriage & Family Therapist · Grass Valley, CA
Andrew Mazer, PHD, MFT is a marriage & family therapist with a practice address in Grass Valley, California, and NPI 1013074137, issued on Jan 2, 2007. Check the license (California MFC36379, 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.
- Name
- Andrew Mazer
- Credential
- PHD, MFT
- Primary taxonomy
- Marriage & Family Therapist 106H00000X
- License number
- MFC36379 CA
Self-reported in NPPES; status is on the state search - Practice location
- 113 Presley Way Ste 4, Grass Valley, CA 95945
- Phone
- (707) 889-0838
- Enumerated
- Jan 2, 2007
- Record last updated
- Nov 14, 2023
- Medicare enrollment
- Enrolled (PECOS I20240115001663); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest marriage & family therapist records → All 59,889 in California → Look up another NPI →
Verify Andrew Mazer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license MFC36379Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Andrew Mazer among 59,889 marriage & family therapist records in California
Andrew Mazer, PHD, MFT 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 2007, is newer than 7% of them.
- NPI issued2007 · 7% of these records are older, 77% newer
- In a Medicare fileNo · 4% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated1996 · 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).
136 marriage & family therapist records list a practice address in Grass Valley
They are 136 of the 1,540 NPPES records with a practice address in Grass Valley, and 59,889 marriage & family therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 59,889 in California → Every provider in Grass Valley → Marriage & Family Therapist nationwide →
The 8 marriage & family therapist records with the nearest ZIP codes
- Lynn Barrow, MFTGrass Valley, CA 959451831257757
- James Cunningham, P.T.Grass Valley, CA 959451609925072
- Virginia Cutler, MFTGrass Valley, CA 959451730255399
- Orvin Fry, MAGrass Valley, CA 959451649320573
- Joan Goddard, M.S., MFTGrass Valley, CA 959451770528291
- Dena Hall, MAGrass Valley, CA 959451700959392
- Shirley KinghornGrass Valley, CA 959451134264583
- Paulette Lucier, PH.D., LMFTGrass Valley, CA 959451366598773
Common questions
What is Andrew Mazer, PHD, MFT's NPI number?
Andrew Mazer, PHD, MFT's National Provider Identifier (NPI) is 1013074137, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Andrew Mazer, PHD, MFT located?
The NPPES record lists a practice address at 113 Presley Way Ste 4, Grass Valley, CA, 95945. Phone: (707) 889-0838. Providers update this record themselves, so call before visiting.
How can I verify Andrew Mazer, PHD, MFT's license?
NPPES lists California license number MFC36379, 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.