Kim C. Mackey, MD
NPI 1285603431ActiveIndividual· Obstetrics & Gynecology· Marshfield, WI
Obstetrics & Gynecology (MD) with Billings Clinic Specialty Supplies and Services, LLC and 2 other groups, practicing in Marshfield, Wisconsin. 76 Medicare patients in 2024, $10,697 paid; nearly all of their 94 Part D prescriptions were generic (95%).
Overview
| NPI | 1285603431 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 17, 2006 |
| Last updated in NPPES | May 29, 2026 |
| Certified by provider | May 29, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 43887 | WI |
| Obstetrics & Gynecology | 207V00000X | ME180291 | FL |
| Obstetrics & Gynecology | 207V00000X | MD61604924 | WA |
| Hospitalist | 208M00000X | MD61604924 | WA |
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 - Obstetrics/Gynecology (FL); Practitioner - Obstetrics/Gynecology (IN); Practitioner - Obstetrics/Gynecology (MN); Practitioner - Obstetrics/Gynecology (MT); Practitioner - Obstetrics/Gynecology (NJ); Practitioner - Obstetrics/Gynecology (WA); Practitioner - Obstetrics/Gynecology (WI); Practitioner - Obstetrics/Gynecology (WV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 76 |
|---|---|
| Services billed | 139 across 16 procedure codes |
| Paid by Medicare | $10,697 |
Part D prescriptions in 2024
| Prescriptions (claims) | 94 · 213 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $3,861 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical groups
- Billings Clinic Specialty Supplies and Services, LLCBillings, MT · 824 clinicians
- Valley Medical Group-RentonCovington, WA · 411 clinicians
- City Hospital IncMartinsburg, WV · 161 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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