Ann Horton, LCSW
NPI 1891913968ActiveIndividual· Social Worker, Clinical· San Marino, CA
Opted out of Medicare from July 2016 to July 2028. Social Worker, Clinical (LCSW) in San Marino, California, licensed in CA, with an NPI issued in April 2007.
Overview
| NPI | 1891913968 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | LCSW |
| Sole proprietor | Yes |
| NPI issued | Apr 23, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Social Worker, Clinical Primary | 1041C0700X | LCS 23669 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jul 1, 2016 – Jul 1, 2028 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
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