Kirk Jihyon Pak, M.D., PH.D., M.SC.
NPI 1477812956ActiveIndividual· Hospitalist· Elkhorn, WI
Hospitalist (M.D., PH.D., M.SC.) with Franciscan Physician Network and 2 other groups, practicing in Elkhorn, Wisconsin. 283 Medicare patients in 2024, $45,815 paid; nearly all of their 212 Part D prescriptions were generic (93%). Lists Franciscan Health Lafayette and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1477812956 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D., M.SC. |
| Sole proprietor | No |
| NPI issued | May 3, 2012 |
| Last updated in NPPES | Mar 31, 2025 |
| Certified by provider | Mar 31, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 85101-20 | WI |
| Internal Medicine | 207R00000X | 01076965A | IN |
| Internal Medicine | 207R00000X | MD.207561 | LA |
| Hospitalist | 208M00000X | 01076965A | IN |
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 - Hospitalist (IN); Practitioner - Internal Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 283 |
|---|---|
| Services billed | 548 across 19 procedure codes |
| Paid by Medicare | $45,815 |
Part D prescriptions in 2024
| Prescriptions (claims) | 212 · 233 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $5,268 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Hospitalist |
| Secondary specialties | Emergency Medicine, Internal Medicine |
Medical groups
- Franciscan Physician NetworkShelbyville, IN · 1,170 clinicians
- Mercy Health System CorporationJanesville, WI · 753 clinicians
- Hamiltion Inpatient Physicians LLCNoblesville, IN · 20 clinicians
Hospital affiliations
- Franciscan Health LafayetteLafayette, IN
- Franciscan Health Rensselaer, IncRensselaer, IN
- Mercy Walworth Hospital & Medical CenterLake Geneva, WI
- Riverview HealthNoblesville, IN
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Hospitalist providers in Elkhorn
- 1437267762
- 1396894705
- 1073620696
- 1649460908