William J. Heringer, MD
NPI 1528173127ActiveIndividual· Internal Medicine· Solvang, CA
Internal Medicine (MD) in Solvang, California, trained at University of Kentucky College of Medicine (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $337,687 for 3,374 claims, against $141,410 paid for services in 2024. Amgen Inc. reported $112.77 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1528173127 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 21, 2006 |
| Last updated in NPPES | Jul 27, 2020 |
| Certified by provider | Jul 27, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G38247 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 211 |
|---|---|
| Services billed | 1,802 across 35 procedure codes |
| Paid by Medicare | $141,410 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,374 · 6,828 30-day fills |
|---|---|
| Patients | 203 |
| Total drug cost | $337,687 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Kentucky College of Medicine |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Goleta Valley Cottage HospitalSanta Barbara, CA
- Santa Barbara Cottage HospitalSanta Barbara, CA
- Santa Ynez Valley Cottage HospitalSolvang, CA
Other facilities
- Central Coast Home Health IncHome health agency · San Luis Obispo, CA
- Vna HealthHome health agency · Santa Barbara, CA
- Atterdag Care CenterNursing home · Solvang, CA
Industry payments (Open Payments)
- 2025$112.77 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $112.77 | 1 |
What the 2025 payments were for
- Food and Beverage$112.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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