Heidi A. Horner, MFTI
Marriage & Family Therapist · Tracy, CA
Heidi A. Horner, MFTI is a marriage & family therapist with a practice address in Tracy, California, and NPI 1851643662, issued on Oct 4, 2012. Check the license (California 70251, 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
- Heidi A. Horner
- Credential
- MFTI
- Primary taxonomy
- Marriage & Family Therapist 106H00000X
- License number
- 70251 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1917 Isabel Virginia Dr, Tracy, CA 95377
- Phone
- (510) 918-3618
- Enumerated
- Oct 4, 2012
- Record last updated
- Oct 4, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest marriage & family therapist records → All 59,889 in California → Look up another NPI →
Verify Heidi A. Horner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 70251Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Heidi A. Horner among 59,889 marriage & family therapist records in California
Heidi A. Horner, MFTI 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 2012, is newer than 37% of them.
- NPI issued2012 · 37% of these records are older, 59% newer
- In a Medicare fileNo · 4% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2012 · 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).
35 marriage & family therapist records list a practice address in Tracy
They are 35 of the 1,864 NPPES records with a practice address in Tracy, 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 Tracy → Marriage & Family Therapist nationwide →
The 8 marriage & family therapist records with the nearest ZIP codes
- Melinda Andres, MFTTracy, CA 953771992319586
- Cathleen Ashland, MFTTracy, CA 953771730240540
- Patricia GuerreroTracy, CA 953771184744724
- Marcelina KhuranaTracy, CA 953771487478129
- Karen McCraryTracy, CA 953771184268443
- Dominique MekisTracy, CA 953771528769460
- Sarah Rose, LMFTTracy, CA 953771780007690
- Stephanie SilvinsonTracy, CA 953771689806895
Common questions
What is Heidi A. Horner, MFTI's NPI number?
Heidi A. Horner, MFTI's National Provider Identifier (NPI) is 1851643662, issued on Oct 4, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Heidi A. Horner, MFTI located?
The NPPES record lists a practice address at 1917 Isabel Virginia Dr, Tracy, CA, 95377. Phone: (510) 918-3618. Providers update this record themselves, so call before visiting.
How can I verify Heidi A. Horner, MFTI's license?
NPPES lists California license number 70251, 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.