Benjamin R. Griffin, MD
NPI 1568726529ActiveIndividual· Internal Medicine, Nephrology· Iowa City, IA
Internal Medicine, Nephrology (MD) in Iowa City, Iowa, trained at University of Miami, Lm Miller School of Medicine (class of 2012). In 2024 Medicare paid $57,681 for 198 patients, and Part D covered 374 of their prescriptions, 85% of them generic. Daxor Corporation reported $6,050 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1568726529 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 25, 2012 |
| Last updated in NPPES | Jul 15, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | MD-46392 | IA |
| Internal Medicine | 207R00000X | 56561 | MN |
| Internal Medicine | 207R00000X | MD-46392 | IA |
| Hospitalist | 208M00000X | DR.0058309 | CO |
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 - Nephrology (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 198 |
|---|---|
| Services billed | 623 across 20 procedure codes |
| Paid by Medicare | $57,681 |
Part D prescriptions in 2024
| Prescriptions (claims) | 374 · 866 30-day fills |
|---|---|
| Patients | 73 |
| Total drug cost | $61,289 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Miami, Lm Miller School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- State University of IowaCoralville, IA · 1,897 clinicians
Hospital affiliation
- University of Iowa Hospital & ClinicsIowa City, IA
Industry payments (Open Payments)
- 2025$6,050 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daxor Corporation | $6,050 | 1 |
What the 2025 payments were for
- Consulting Fee$6,050 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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