Reyhan Demircioglu, MD
NPI 1215085857ActiveIndividual· Internal Medicine· Waukesha, WI
Internal Medicine (MD) with Prohealth Medical Group Inc and 1 other group, practicing in Waukesha, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $718,407 for 9,596 claims, against $78,897 paid for services in 2024. Lists Oconomowoc Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1215085857 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 8, 2007 |
| Last updated in NPPES | Sep 12, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 44518-020 | WI |
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 (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 258 |
|---|---|
| Services billed | 998 across 41 procedure codes |
| Paid by Medicare | $78,897 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,596 · 21,159 30-day fills |
|---|---|
| Patients | 769 |
| Total drug cost | $718,407 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Prohealth Medical Group IncMukwonago, WI · 479 clinicians
- Presbyterian Homes of Wisconsin IncWaukesha, WI · 35 clinicians
Hospital affiliations
- Oconomowoc Memorial HospitalOconomowoc, WI
- Waukesha Memorial HospitalWaukesha, WI
Other facilities
- Prohealth Home CareHome health agency · Waukesha, WI
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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All 51 internal medicine physicians in Waukesha · All internal medicine physicians in Wisconsin