Thalia Pitsillidou Sullivan Nicholson, PHD
NPI 1760053136ActiveIndividual· Psychologist· Auburn, CA
Opted out of Medicare from February 2026 to February 2028. Psychologist (PHD) in Auburn, California, licensed in CA and NV, with an NPI issued in July 2021.
Overview
| NPI | 1760053136 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHD |
| Sole proprietor | No |
| NPI issued | Jul 7, 2021 |
| Last updated in NPPES | Feb 26, 2026 |
| Certified by provider | Feb 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychologist Primary | 103T00000X | 35995 | CA |
| Psychologist | 103T00000X | 1300 | NV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 Feb 17, 2026 – Feb 17, 2028 |
| Can order and refer | No |
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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