Jonathan Nei-Kim Tam, M.D.
NPI 1013942952ActiveIndividual· Obstetrics & Gynecology· Pasadena, CA
Obstetrics & Gynecology (M.D.) in Pasadena, California, trained at University of Southern California Keck School of Medicine (class of 1984). Mostly services rather than prescriptions: Medicare paid $4,220 for 28 patients in 2024, with only 43 Part D claims. Sage Therapeutics, LLC reported $32.34 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1013942952 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 11, 2006 |
| Last updated in NPPES | Mar 3, 2020 |
| Certified by provider | Mar 3, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | G66009 | CA |
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) | Enrolled Practitioner - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 28 |
|---|---|
| Services billed | 35 across 8 procedure codes |
| Paid by Medicare | $4,220 |
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 90 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $1,805 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Obhg California PCPalmdale, CA · 94 clinicians
Industry payments (Open Payments)
- 2025$32.34 · 1 payment from 1 company
- 2024$327.74 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sage Therapeutics, LLC | $32.34 | 1 |
What the 2025 payments were for
- Food and Beverage$32.34 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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