William B. Ahnn, M.D.
NPI 1457338683ActiveIndividual· Anesthesiology· San Bernardino, CA
Anesthesiology (M.D.) with Palm Springs Anesthesia Services PC, practicing in San Bernardino, California. Medicare paid $12,749 for services to 47 patients in 2024. Ethicon US, LLC reported $58.47 in payments in 2024, mostly food and beverage. Lists Community Hospital of San Bernardino and 1 other hospital as hospital affiliations.
Overview
| NPI | 1457338683 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 29, 2005 |
| Last updated in NPPES | Nov 10, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | A31405 | CA |
| Anesthesiology, Pain Medicine | 207LP2900X | A31405 | 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 - Anesthesiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 47 |
|---|---|
| Services billed | 54 across 29 procedure codes |
| Paid by Medicare | $12,749 |
Education and affiliations
| Graduation year | 1969 |
|---|---|
| Medicare specialty | Anesthesiology |
| Secondary specialties | Interventional Pain Management |
Medical group
- Palm Springs Anesthesia Services PCPalm Springs, CA · 92 clinicians
Hospital affiliations
- Community Hospital of San BernardinoSan Bernardino, CA
- St Bernardine Medical CenterSan Bernardino, CA
Industry payments (Open Payments)
- 2024$58.47 · 2 payments from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Ethicon US, LLC | $58.47 | 2 |
What the 2024 payments were for
- Food and Beverage$58.47 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 anesthesiologists in San Bernardino · All anesthesiologists in California