Felix Knauf, MD
NPI 1104093624ActiveIndividual· Internal Medicine, Nephrology· Rochester, MN
Internal Medicine, Nephrology (MD) with Mayo Clinic, practicing in Rochester, Minnesota. Mostly services rather than prescriptions: Medicare paid $16,195 for 115 patients in 2024, with only 20 Part D claims. Novo Nordisk Health Care Ag was the largest of 2 companies reporting payments in 2024, $85.98 in all, mostly food and beverage. Lists Mayo Clinic Health System - Albert Lea and Austin and 1 other hospital as hospital affiliations.
Overview
| NPI | 1104093624 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 14, 2008 |
| Last updated in NPPES | Jul 5, 2024 |
| Certified by provider | Jul 5, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 75661 | MN |
| Internal Medicine, Nephrology | 207RN0300X | 046990 | CT |
| Student in an Organized Health Care Education/Training Program | 390200000X | 046990 | CT |
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 - Nephrology (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 115 |
|---|---|
| Services billed | 186 across 18 procedure codes |
| Paid by Medicare | $16,195 |
Part D prescriptions in 2024
| Prescriptions (claims) | 20 · 46 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $5,995 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Mayo ClinicRochester, MN · 4,956 clinicians
Hospital affiliations
- Mayo Clinic Health System - Albert Lea and AustinAlbert Lea, MN
- Mayo Clinic Hospital RochesterRochester, MN
Industry payments (Open Payments)
- 2024$85.98 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Health Care Ag | $44.52 | 1 |
| Novo Nordisk Inc | $41.46 | 1 |
What the 2024 payments were for
- Food and Beverage$85.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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