NPPES file of Aug 9, 2026

Christopher Mark Zimmer, LMFT

Marriage & Family Therapist · Santa Rosa, CA

Christopher Mark Zimmer, LMFT is a marriage & family therapist with a practice address in Santa Rosa, California, and NPI 1649836628, issued on May 14, 2019. Check the license (California 92563, 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
1649836628
Name
Christopher Mark Zimmer
Credential
LMFT
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
92563 CA
Self-reported in NPPES; status is on the state search
Practice location
50 Santa Rosa Ave Ste 300, Santa Rosa, CA 95404
Phone
(415) 912-0930
Enumerated
May 14, 2019
Record last updated
Nov 1, 2023
Medicare enrollment
Enrolled (PECOS I20240308000643); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 50 Santa Rosa Ave Ste 300

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

  1. Kian NafeiyMarriage & Family Therapist1922809482
  2. Sheila Sorensen, CLINICAL PSYCHOLOGISClinical Psychologist1396882957
  3. Ronnie TuckerClinical Social Worker1396187894
  4. Annie Williams-Mitchell, MSW, LCSWClinical Social Worker1760091755

Verify Christopher Mark Zimmer 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 92563    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. Permanente Medical Group IncSan Francisco, CA

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

Christopher Mark Zimmer among 59,889 marriage & family therapist records in California

Christopher Mark Zimmer, 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 2019, is newer than 66% of them.

  • NPI issued2019 · 66% of these records are older, 29% newer
  • In a Medicare fileYes · 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 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).

730 marriage & family therapist records list a practice address in Santa Rosa

They are 730 of the 6,884 NPPES records with a practice address in Santa Rosa, and 59,889 marriage & family therapist records in California.

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

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

  1. Richard Baudrand, LMFTSanta Rosa, CA 954041093817397
  2. David Benoit, MFTSanta Rosa, CA 954041871519827
  3. Richard Bloom, MFTSanta Rosa, CA 954041487678207
  4. Pamela Boaz, PHD MFTSanta Rosa, CA 954041033127972
  5. Ellen Breisacher, MFTSanta Rosa, CA 954041952319709
  6. Robert Casanova, MFTSanta Rosa, CA 954041831115864
  7. William Formaker, MFTSanta Rosa, CA 954041811901143
  8. Clarence Garzoli, MASanta Rosa, CA 954041467472357

Common questions

What is Christopher Mark Zimmer, LMFT's NPI number?

Christopher Mark Zimmer, LMFT's National Provider Identifier (NPI) is 1649836628, issued on May 14, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Mark Zimmer, LMFT located?

The NPPES record lists a practice address at 50 Santa Rosa Ave Ste 300, Santa Rosa, CA, 95404. Phone: (415) 912-0930. Providers update this record themselves, so call before visiting.

How can I verify Christopher Mark Zimmer, LMFT's license?

NPPES lists California license number 92563, 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.