Nathan Samuel Harris, LMFT
Marriage & Family Therapist · San Marcos, CA
Nathan Samuel Harris, LMFT is a marriage & family therapist with a practice address in San Marcos, California, and NPI 1104267285, issued on Jul 17, 2013. Check the license (California 109791, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nathan Samuel Harris
- Credential
- LMFT
- Primary taxonomy
- Marriage & Family Therapist 106H00000X
- License number
- 109791 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Rancheros Dr Ste 130, San Marcos, CA 92069
- Phone
- (858) 279-1223
- Enumerated
- Jul 17, 2013
- Record last updated
- Feb 20, 2025
- Medicare enrollment
- Enrolled (PECOS I20250226002258); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest marriage & family therapist records → All 59,889 in California → Look up another NPI →
Also registered at 300 Rancheros Dr Ste 130
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Connor Berk, LMFTMarriage & Family Therapist1104697796
- Jennifer Blum, LCSWClinical Social Worker1063901775
- Diva Clair, LMFTMarriage & Family Therapist1659525186
- Eric David, LMFTMarriage & Family Therapist1053822577
- Melanie Dawson, LMFTMarriage & Family Therapist1538538582
- Rachel Dezember, LCSWClinical Social Worker1649370826
Verify Nathan Samuel Harris in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 109791Check 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
- Pacific Coast Psychiatric Associates IncSan Marcos, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nathan Samuel Harris among 59,889 marriage & family therapist records in California
Nathan Samuel Harris, 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 2013, is newer than 41% of them.
- NPI issued2013 · 41% of these records are older, 56% newer
- In a Medicare fileYes · 4% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated2014 · median 2013 among the 4,574 with a school on file
- Record last updated2025 · 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).
101 marriage & family therapist records list a practice address in San Marcos
They are 101 of the 1,985 NPPES records with a practice address in San Marcos, and 59,889 marriage & family therapist records in California.
All 59,889 in California → Every provider in San Marcos → Marriage & Family Therapist nationwide →
The 8 marriage & family therapist records with the nearest ZIP codes
- Benjamin Blake, MFT, MASan Marcos, CA 920691720115942
- Linda Daugherty, MFTSan Marcos, CA 920691902922206
- Maria Galvan-Dupree, MFTISan Marcos, CA 920691619092178
- Corinne Grandinetti, MFTSan Marcos, CA 920691740229244
- Joanna Lopez, LMFTSan Marcos, CA 920691275664385
- James Matracia, M.A. MFTSan Marcos, CA 920691417155094
- Rickey Maxwell, LMFTSan Marcos, CA 920691245368232
- Alissa Meredith, MFTSan Marcos, CA 920691497966964
Common questions
What is Nathan Samuel Harris, LMFT's NPI number?
Nathan Samuel Harris, LMFT's National Provider Identifier (NPI) is 1104267285, issued on Jul 17, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Samuel Harris, LMFT located?
The NPPES record lists a practice address at 300 Rancheros Dr Ste 130, San Marcos, CA, 92069. Phone: (858) 279-1223. Providers update this record themselves, so call before visiting.
How can I verify Nathan Samuel Harris, LMFT's license?
NPPES lists California license number 109791, 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.