Manfred Werner Raiser, M.D.
NPI 1306958665ActiveIndividual· Internal Medicine, Gastroenterology· Downers Grove, IL
Internal Medicine, Gastroenterology (M.D.) in Downers Grove, Illinois, licensed in IL, with an NPI issued in August 2006. Part D covered 43 prescriptions written in 2024, 98% of them generic.
Overview
| NPI | 1306958665 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Apr 28, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036-048816 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (IL) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 109 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $953.49 |
| Generic share | 98% of claims |
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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