David H. Freidenberg, MD
NPI 1083637839ActiveIndividual· Emergency Medicine· Seattle, WA
Emergency Medicine (MD) in Seattle, Washington, trained at University of California, Davis School of Medicine (class of 1982). 568 Medicare patients in 2024, $74,592 paid; nearly all of their 323 Part D prescriptions were generic (96%).
Overview
| NPI | 1083637839 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 25, 2006 |
| Last updated in NPPES | Dec 4, 2025 |
| Certified by provider | Dec 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 0021021 | WA |
| Emergency Medicine | 207P00000X | M-8583 | ID |
| Hospitalist | 208M00000X | M-8583 | ID |
| Emergency Medicine | 207P00000X | G87581 | 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 - Hospitalist (ID); Practitioner - Emergency Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 568 |
|---|---|
| Services billed | 840 across 29 procedure codes |
| Paid by Medicare | $74,592 |
Part D prescriptions in 2024
| Prescriptions (claims) | 323 · 334 30-day fills |
|---|---|
| Patients | 198 |
| Total drug cost | $4,754 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of California, Davis School of Medicine |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Emergency Medicine |
Medical group
- Ghch Physician Services, LLCAberdeen, WA · 12 clinicians
Hospital affiliations
- Cascade Medical CenterLeavenworth, WA
- Grays Harbor Community HospitalAberdeen, WA
- Shoshone Medical CenterKellogg, ID
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 315 emergency medicine physicians in Seattle · All emergency medicine physicians in Washington