Robert A. Wermers, M.D.
NPI 1952374407ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Rochester, MN
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Rochester, Minnesota, trained at University of Nebraska College of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $1,178,932 for 2,021 claims, against $45,206 paid for services in 2024. Novo Nordisk Inc was the largest of 4 companies reporting payments in 2025, $381.41 in all, mostly food and beverage.
Overview
| NPI | 1952374407 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 7, 2006 |
| Last updated in NPPES | Aug 21, 2020 |
| Certified by provider | Aug 21, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 34517 | MN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Endocrinology (IA); Practitioner - Endocrinology (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 383 |
|---|---|
| Services billed | 488 across 13 procedure codes |
| Paid by Medicare | $45,206 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,021 · 4,489 30-day fills |
|---|---|
| Patients | 325 |
| Total drug cost | $1,178,932 |
| Generic share | 55% of claims |
Education and affiliations
| Medical school | University of Nebraska College of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Mayo ClinicRochester, MN · 4,956 clinicians
Hospital affiliations
- Mayo Clinic Health System - Cannon FallsCannon Falls, MN
- Mayo Clinic Health System Eau Claire HospitalEau Claire, WI
- Mayo Clinic Health System in Red WingRed Wing, MN
- Mayo Clinic Hospital RochesterRochester, MN
- Mercy Medical Center-New HamptonNew Hampton, IA
Industry payments (Open Payments)
- 2025$381.41 · 6 payments from 4 companies
- 2024$2,720 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $106.47 | 2 |
| Biomarin Pharmaceutical Inc. | $98.72 | 1 |
| Amgen Inc. | $92.00 | 2 |
| Alexion Pharmaceuticals, Inc. | $84.22 | 1 |
What the 2025 payments were for
- Food and Beverage$381.41 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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