Erik M. Wendland, DO
NPI 1891962445ActiveIndividual· Internal Medicine, Nephrology· Knoxville, TN
Internal Medicine, Nephrology (DO) in Knoxville, Tennessee, trained at Lake Erie College of Osteopathic Medicine, Erie (class of 2006). 607 Medicare patients in 2024, $221,571 paid; nearly all of their 1,615 Part D prescriptions were generic (90%). Calliditas Therapeutics US Inc. was the largest of 4 companies reporting payments in 2025, $148.75 in all, mostly food and beverage.
Overview
| NPI | 1891962445 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 13, 2008 |
| Last updated in NPPES | Nov 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 5430 | TN |
| Internal Medicine, Nephrology | 207RN0300X | 54638 | MN |
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 (TN); Practitioner - Nephrology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 607 |
|---|---|
| Services billed | 5,467 across 48 procedure codes |
| Paid by Medicare | $221,571 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,615 · 3,249 30-day fills |
|---|---|
| Patients | 473 |
| Total drug cost | $251,752 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Lake Erie College of Osteopathic Medicine, Erie |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Knoxville Kidney Center, PLLCKnoxville, TN · 12 clinicians
Hospital affiliations
- Cumberland Medical CenterCrossville, TN
- Leconte Medical CenterSevierville, TN
- Methodist Medical Center of Oak RidgeOak Ridge, TN
- Parkwest Medical CenterKnoxville, TN
- Roane Medical CenterHarriman, TN
Other facilities
- Dialysis Care Center CrossvilleDialysis facility · Crossville, TN
- Fkc CaryvilleDialysis facility · Caryville, TN
- Fmc Loudon DialysisDialysis facility · Lenoir City, TN
- Fmc Oak RidgeDialysis facility · Oak Ridge, TN
- Patricia Neal Rehabilitation HospitalInpatient rehabilitation facility · Knoxville, TN
Industry payments (Open Payments)
- 2025$148.75 · 6 payments from 4 companies
- 2024$401.05 · 17 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Calliditas Therapeutics US Inc. | $89.88 | 2 |
| Travere Therapeutics, Inc. | $25.59 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $17.11 | 1 |
| Amgen Inc. | $16.17 | 1 |
What the 2025 payments were for
- Food and Beverage$148.75 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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