Ulrich Andreas Duffner, M.D.
NPI 1235342569ActiveIndividual· Pediatrics, Pediatric Hematology-Oncology· Grand Rapids, MI
Pediatrics, Pediatric Hematology-Oncology (M.D.) with Spectrum Health Hospitals, practicing in Grand Rapids, Michigan. Enrolled in Medicare as practitioner - hematology. Sobi, Inc reported $124.99 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1235342569 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 7, 2007 |
| Last updated in NPPES | May 8, 2025 |
| Certified by provider | May 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Hematology-Oncology Primary | 2080P0207X | 4301086993 | MI |
| Pediatrics | 208000000X | 4301086993 | MI |
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 - Hematology (MI) |
|---|
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Hematology |
| Secondary specialties | Pediatric Medicine |
Medical group
- Spectrum Health HospitalsGrand Rapids, MI · 160 clinicians
Industry payments (Open Payments)
- 2024$124.99 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Sobi, Inc | $124.99 | 1 |
What the 2024 payments were for
- Food and Beverage$124.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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