NPPES file of Aug 9, 2026

Steven Kruszynski, MFT

Marriage & Family Therapist · Mill Valley, CA

Steven Kruszynski, MFT is a marriage & family therapist with a practice address in Mill Valley, California, and NPI 1730549353, issued on Feb 24, 2016. Check the license (California 30030, 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
1730549353
Name
Steven Kruszynski
Credential
MFT
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
30030 CA
Self-reported in NPPES; status is on the state search
Practice location
275 Miller Ave, Mill Valley, CA 94941
Phone
(415) 265-3528
Enumerated
Feb 24, 2016
Record last updated
Feb 24, 2016 (not updated in 10 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 275 Miller Ave

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

  1. Laurel ChaceMental Health Counselor1407699564
  2. Deborah Kamins, PH.D.Psychologist1215008750
  3. Avery McDowell, MAMarriage & Family Therapist1033007471
  4. Robert Riopelle, M.D.Psychiatry Physician1629155254
  5. Boe Roberts, LMFTMental Health Counselor1891022356
  6. Timothy Salz, PH.D.Psychologist1114959715

Verify Steven Kruszynski 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 30030
    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

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80 marriage & family therapist records list a practice address in Mill Valley

They are 80 of the 653 NPPES records with a practice address in Mill 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.

Other marriage & family therapist records in California

  1. Lili Aames, LMFTSanta Fe Springs, CA1689836165
  2. Lynn Aamot, LMFTEl Dorado Hills, CA1508255027
  3. Nathan Aanderud, LMFTTorrance, CA1689036907
  4. Alex AaronSherman Oaks, CA1578442620
  5. Bianca Aaron, LMFT, APCCSan Francisco, CA1316459605
  6. Kelley Aaron, MFTLos Angeles, CA1699068866
  7. Ruth Aaron, MS, JD, MFTClaremont, CA1316029697
  8. Terry Aaron, MFTBurbank, CA1386801173
  9. Azadeh Aarons, LMFTThousand Oaks, CA1679343974
  10. Bianca Aarons, MA,LMFTSan Francisco, CA1699286732

Common questions

What is Steven Kruszynski, MFT's NPI number?

Steven Kruszynski, MFT's National Provider Identifier (NPI) is 1730549353, issued on Feb 24, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Steven Kruszynski, MFT located?

The NPPES record lists a practice address at 275 Miller Ave, Mill Valley, CA, 94941. Phone: (415) 265-3528. Providers update this record themselves, so call before visiting.

How can I verify Steven Kruszynski, MFT's license?

NPPES lists California license number 30030, 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.