NPPES file of Aug 9, 2026

Marcos H. Chacon, M.S.

Marriage & Family Therapist · San Mateo, CA

Marcos H. Chacon, M.S. is a marriage & family therapist with a practice address in San Mateo, California, and NPI 1013145291, issued on Jun 26, 2009. Check the license (California 103651, 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
1013145291
Name
Marcos H. Chacon
Credential
M.S.
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
103651 CA
Self-reported in NPPES; status is on the state search
Practice location
222 Paul Scannell Dr, San Mateo, CA 94402
Phone
(650) 312-5368
Enumerated
Jun 26, 2009
Record last updated
Apr 12, 2021 (not updated in 5 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.
Download card Updates feed

8 nearest marriage & family therapist records → All 59,889 in California → Look up another NPI →

Also registered at 222 Paul Scannell Dr

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

  1. Laura Bain, MSMental Health Counselor1841477148
  2. Joselyn Bautista Zamudio, MSWSocial Worker1174153589
  3. Dawn Beltram, M.A.Mental Health Counselor1568698173
  4. Sayda CeronPeer Specialist1679354096
  5. Martha Cervantes, MFTIMarriage & Family Therapist1467999888
  6. Courtenay Cummings, MSStudent in an Organized Health Care Education/Training Program1568859494

Verify Marcos H. Chacon 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 103651    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Marcos H. Chacon among 59,889 marriage & family therapist records in California

Marcos H. Chacon, M.S. 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 2009, is newer than 27% of them.

  • NPI issued2009 · 27% of these records are older, 70% newer
  • In a Medicare fileNo · 4% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2021 · 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).

348 marriage & family therapist records list a practice address in San Mateo

They are 348 of the 3,909 NPPES records with a practice address in San Mateo, 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 San Mateo → Marriage & Family Therapist nationwide →

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

  1. Colleen Arnold, PH.D., MFTSan Mateo, CA 944021669543104
  2. Toni DemarcoSan Mateo, CA 944021891826038
  3. Claudia Dolin, MFTSan Mateo, CA 944021598988388
  4. Abbigail Endres, MFTSan Mateo, CA 944021033258132
  5. Karen FrecheteSan Mateo, CA 944021316061120
  6. Aimee Hilliard, M.A. COUNSELINGSan Mateo, CA 944021952421323
  7. Linda Johnson, LMFT, LAADCSan Mateo, CA 944021710003744
  8. Kirsten Kell, MFTSan Mateo, CA 944021457365264

Common questions

What is Marcos H. Chacon, M.S.'s NPI number?

Marcos H. Chacon, M.S.'s National Provider Identifier (NPI) is 1013145291, issued on Jun 26, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Marcos H. Chacon, M.S. located?

The NPPES record lists a practice address at 222 Paul Scannell Dr, San Mateo, CA, 94402. Phone: (650) 312-5368. Providers update this record themselves, so call before visiting.

How can I verify Marcos H. Chacon, M.S.'s license?

NPPES lists California license number 103651, 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.

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.