Catherine Ann Miller-Simington, M.D.
NPI 1114244720ActiveIndividual· Neurological Surgery· Dubuque, IA
Neurological Surgery (M.D.) in Dubuque, Iowa, trained at Rush Medical College of Rush University (class of 2010). 96 Medicare patients in 2024, $83,166 paid; nearly all of their 175 Part D prescriptions were generic (98%). Medtronic, Inc. was the largest of 2 companies reporting payments in 2025, $228.88 in all, mostly food and beverage.
Overview
| NPI | 1114244720 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 23, 2010 |
| Last updated in NPPES | Aug 25, 2022 |
| Certified by provider | Aug 25, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 49883 | IA |
| Neurological Surgery | 207T00000X | A145218 | CA |
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 - Neurosurgery (CA); Practitioner - Neurosurgery (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 96 |
|---|---|
| Services billed | 471 across 43 procedure codes |
| Paid by Medicare | $83,166 |
Part D prescriptions in 2024
| Prescriptions (claims) | 175 · 175 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $1,618 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Neurosurgery |
Medical group
- The Finley HospitalDubuque, IA · 84 clinicians
Hospital affiliation
- Finley HospitalDubuque, IA
Industry payments (Open Payments)
- 2025$228.88 · 9 payments from 2 companies
- 2024$162.27 · 7 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $121.35 | 5 |
| Globus Medical, Inc. | $107.53 | 4 |
What the 2025 payments were for
- Food and Beverage$228.88 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records