Mitch Biermann
NPI 1033671292ActiveIndividual· Internal Medicine· San Diego, CA
Internal Medicine in San Diego, California, trained at University of Wisconsin School of Medicine (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $402,088 for 2,412 claims, against $108,243 paid for services in 2024. Daiichi Sankyo Inc. was the largest of 5 companies reporting payments in 2025, $151.78 in all, mostly food and beverage.
Overview
| NPI | 1033671292 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Apr 4, 2019 |
| Last updated in NPPES | Aug 9, 2022 |
| Certified by provider | Aug 9, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A179158 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 | 310 |
|---|---|
| Services billed | 4,095 across 37 procedure codes |
| Paid by Medicare | $108,243 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,412 · 5,597 30-day fills |
|---|---|
| Patients | 330 |
| Total drug cost | $402,088 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hospitalist |
| Telehealth | Offers telehealth |
Medical groups
- Scripps HealthLa Jolla, CA · 1,433 clinicians
- Acute Care Associates of California PCMurrieta, CA · 55 clinicians
Hospital affiliations
- Palmdale Regional Medical CenterPalmdale, CA
- Scripps Green HospitalLa Jolla, CA
- Scripps Memorial Hospital - EncinitasEncinitas, CA
- Scripps Memorial Hospital la JollaLa Jolla, CA
Other facilities
- Lorian HealthHome health agency · San Diego, CA
- Seaport Scripps Home HealthHome health agency · San Diego, CA
Industry payments (Open Payments)
- 2025$151.78 · 7 payments from 5 companies
- 2024$619.02 · 29 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $49.90 | 2 |
| Novo Nordisk Inc | $33.05 | 1 |
| Astrazeneca Pharmaceuticals LP | $29.16 | 2 |
| Gilead Sciences, Inc. | $24.53 | 1 |
| Amgen Inc. | $15.14 | 1 |
What the 2025 payments were for
- Food and Beverage$151.78 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 1,103 internal medicine physicians in San Diego · All internal medicine physicians in California