Vignesh Viswanathan, MD
NPI 1477905602ActiveIndividual· Internal Medicine, Nephrology· Des Moines, IA
Internal Medicine, Nephrology (MD) with University of Alabama Health Services Foundation, PC, practicing in Des Moines, Iowa. In 2024 Medicare paid $125,371 for 613 patients, and Part D covered 1,184 of their prescriptions, 89% of them generic. Cumberland Pharmaceuticals, Inc. reported $29.27 in payments in 2024, mostly food and beverage. Lists Cass County Memorial Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1477905602 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 12, 2016 |
| Last updated in NPPES | Jun 1, 2022 |
| Certified by provider | Jun 1, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 49201 | IA |
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 (AL); Practitioner - Nephrology (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 613 |
|---|---|
| Services billed | 1,991 across 23 procedure codes |
| Paid by Medicare | $125,371 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,184 · 1,901 30-day fills |
|---|---|
| Patients | 237 |
| Total drug cost | $94,243 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Nephrology |
Medical group
- University of Alabama Health Services Foundation, PCBirmingham, AL · 2,814 clinicians
Hospital affiliations
- Cass County Memorial HospitalAtlantic, IA
- Lucas County Health CenterChariton, IA
- St Lukes HospitalCedar Rapids, IA
- University of Alabama HospitalBirmingham, AL
Industry payments (Open Payments)
- 2024$29.27 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Cumberland Pharmaceuticals, Inc. | $29.27 | 1 |
What the 2024 payments were for
- Food and Beverage$29.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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