Philipp Andreas Sack, M.D.
NPI 1790974863ActiveIndividual· Psychiatry & Neurology, Psychiatry· Modesto, CA
Psychiatry & Neurology, Psychiatry (M.D.) with Cep America - Psychiatry PC, practicing in Modesto, California. 183 Medicare patients in 2024, $190,542 paid; nearly all of their 2,406 Part D prescriptions were generic (93%). E.R. Squibb & Sons, L.L.C. was the largest of 5 companies reporting payments in 2025, $187.48 in all, mostly food and beverage. Lists John Muir Medical Center - Concord Campus as a hospital affiliation.
Overview
| NPI | 1790974863 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 15, 2007 |
| Last updated in NPPES | Aug 27, 2021 |
| Certified by provider | Aug 27, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | C133712 | CA |
| Psychiatry & Neurology, Psychiatry | 2084P0800X | 15976R | LA |
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) | Enrolled Practitioner - Psychiatry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 183 |
|---|---|
| Services billed | 2,291 across 10 procedure codes |
| Paid by Medicare | $190,542 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,406 · 3,516 30-day fills |
|---|---|
| Patients | 160 |
| Total drug cost | $186,412 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Psychiatry |
| Secondary specialties | Neurology |
Medical group
- Cep America - Psychiatry PCWalnut Creek, CA · 93 clinicians
Hospital affiliation
- John Muir Medical Center - Concord CampusConcord, CA
Industry payments (Open Payments)
- 2025$187.48 · 8 payments from 5 companies
- 2024$187.12 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $78.14 | 3 |
| Otsuka America Pharmaceutical, Inc. | $47.18 | 2 |
| Neurocrine Biosciences, Inc. | $24.86 | 1 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $19.20 | 1 |
| Lundbeck LLC | $18.10 | 1 |
What the 2025 payments were for
- Food and Beverage$132.94 · 6 payments
- Education$54.54 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other psychiatrists in Modesto
- 1033161740
- 1053660886
- 1093746166
- 1154512036
- 1225334097
- 1285854216
- 1518041144
- 1538278205
- 1053416701
- 1609456680
- 1831453794
- 1114938974
All 66 psychiatrists in Modesto · All psychiatrists in California