Erwin K. Song, MD
NPI 1154359024ActiveIndividual· Emergency Medicine· Fullerton, CA
Emergency Medicine (MD) in Fullerton, California, licensed in CA, with an NPI issued in June 2006. 599 Medicare patients in 2024, $98,657 paid; nearly all of their 307 Part D prescriptions were generic (92%). E.R. Squibb & Sons, L.L.C. reported $15.16 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1154359024 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 29, 2006 |
| Last updated in NPPES | Mar 11, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | A82182 | 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 - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 599 |
|---|---|
| Services billed | 823 across 20 procedure codes |
| Paid by Medicare | $98,657 |
Part D prescriptions in 2024
| Prescriptions (claims) | 307 · 326 30-day fills |
|---|---|
| Patients | 237 |
| Total drug cost | $12,238 |
| Generic share | 92% of claims |
Industry payments (Open Payments)
- 2025$15.16 · 1 payment from 1 company
- 2024$44.88 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $15.16 | 1 |
What the 2025 payments were for
- Food and Beverage$15.16 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 17 emergency medicine physicians in Fullerton · All emergency medicine physicians in California