Jon Chaffee, M.D.
NPI 1881761203ActiveIndividual· Psychiatry & Neurology, Psychiatry· Long Beach, CA
Psychiatry & Neurology, Psychiatry (M.D.) in Long Beach, California, trained at University of Minnesota Medical School (class of 1989). 214 Medicare patients in 2024, $124,847 paid; nearly all of their 1,513 Part D prescriptions were generic (95%). E.R. Squibb & Sons, L.L.C. reported $47.71 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1881761203 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 29, 2006 |
| Last updated in NPPES | Mar 31, 2025 |
| Certified by provider | Mar 31, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | G69373 | 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) | Enrolled Practitioner - Psychiatry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 214 |
|---|---|
| Services billed | 1,571 across 12 procedure codes |
| Paid by Medicare | $124,847 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,513 · 1,622 30-day fills |
|---|---|
| Patients | 245 |
| Total drug cost | $87,346 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Minnesota Medical School |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Psychiatry |
Hospital affiliations
- Providence St. Joseph HospitalOrange, CA
- Riverside Community HospitalRiverside, CA
Industry payments (Open Payments)
- 2025$47.71 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $47.71 | 2 |
What the 2025 payments were for
- Food and Beverage$47.71 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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