Michael J. Slavin, DO
NPI 1194753806ActiveIndividual· Internal Medicine, Nephrology· Waterloo, IA
Internal Medicine, Nephrology (DO) in Waterloo, Iowa, trained at Philadelphia College of Osteopathic Medicine (class of 1973). Their prescriptions cost Medicare Part D more than their services did: $58,297 for 209 claims, against $12,956 paid for services in 2024.
Overview
| NPI | 1194753806 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jun 29, 2006 |
| Last updated in NPPES | Aug 28, 2025 |
| Certified by provider | Aug 28, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 3179 | IA |
| Internal Medicine | 207R00000X | 3179 | IA |
| Internal Medicine, Nephrology | 207RN0300X | 13046-321 | WI |
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 (IA); Practitioner - Nephrology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 112 |
|---|---|
| Services billed | 257 across 19 procedure codes |
| Paid by Medicare | $12,956 |
Part D prescriptions in 2024
| Prescriptions (claims) | 209 · 534 30-day fills |
|---|---|
| Patients | 46 |
| Total drug cost | $58,297 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1973 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Mayo Clinic Health System-Southwest Wisconsin Region IncLa Crosse, WI · 534 clinicians
- Mercy Physician Associates IncHiawatha, IA · 101 clinicians
Hospital affiliations
- Mayo Clinic Health System-Franciscan Medical Center IncLa Crosse, WI
- Mayo Clinic Hlth Systm Franciscan Hlthcare SpartaSparta, WI
- Mercy Medical Center - Cedar RapidsCedar Rapids, IA
- St Lukes HospitalCedar Rapids, IA
- Veterans Memorial HospitalWaukon, IA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nephrologists in Waterloo
- 1508811258
- 1780638171
- 1801838354