Kathleen Smith Simmons, D.O.
NPI 1043503519ActiveIndividual· Internal Medicine· Grand Rapids, MI
Internal Medicine (D.O.) in Grand Rapids, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 2011). 64 Medicare patients in 2024, $76,961 paid; nearly all of their 76 Part D prescriptions were generic (91%). Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $73.10 in all, mostly food and beverage.
Overview
| NPI | 1043503519 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 17, 2011 |
| Last updated in NPPES | Sep 2, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5101019231 | MI |
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 - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 64 |
|---|---|
| Services billed | 1,082 across 5 procedure codes |
| Paid by Medicare | $76,961 |
Part D prescriptions in 2024
| Prescriptions (claims) | 76 · 78 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $3,483 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Internal Medicine |
Medical groups
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
- West Michigan Geriatric Associates, PLLCCanton, MI · 3 clinicians
Hospital affiliations
- Spectrum HealthGrand Rapids, MI
- Trinity Health Muskegon HospitalMuskegon, MI
Other facilities
- Select Specialty Hospital - Corewell Health GrLong-term care hospital · Grand Rapids, MI
Industry payments (Open Payments)
- 2025$73.10 · 3 payments from 2 companies
- 2024$32.04 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $58.81 | 2 |
| Solventum Corporation | $14.29 | 1 |
What the 2025 payments were for
- Food and Beverage$73.10 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 508 internal medicine physicians in Grand Rapids · All internal medicine physicians in Michigan