Meredith Caroline Schaffner, D.O.
NPI 1932468576ActiveIndividual· Internal Medicine, Hematology & Oncology· Iowa City, IA
Internal Medicine, Hematology & Oncology (D.O.) in Iowa City, Iowa, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $3,221,752 for 1,458 claims, against $60,814 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $43.25 in payments in 2025, mostly education.
Overview
| NPI | 1932468576 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 15, 2012 |
| Last updated in NPPES | Oct 23, 2025 |
| Certified by provider | Oct 23, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | DO-04725 | IA |
| Internal Medicine | 207R00000X | DO-04725 | IA |
| Internal Medicine, Hematology | 207RH0000X | DO187179 | OR |
| Internal Medicine, Hematology & Oncology | 207RH0003X | DO187179 | OR |
| Internal Medicine | 207R00000X | DO187179 | OR |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 74977 | WI |
| Internal Medicine, Medical Oncology | 207RX0202X | DO187179 | OR |
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 - Hematology/Oncology (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 250 |
|---|---|
| Services billed | 1,269 across 16 procedure codes |
| Paid by Medicare | $60,814 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,458 · 1,770 30-day fills |
|---|---|
| Patients | 237 |
| Total drug cost | $3,221,752 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Des Moines University of Osteopathic Medicine and Health Sciences |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- State University of IowaCoralville, IA · 1,897 clinicians
Hospital affiliations
- Allen HospitalWaterloo, IA
- Grundy County Memorial HospitalGrundy Center, IA
- Mercyone Waterloo Medical CenterWaterloo, IA
- University of Iowa Hospital & ClinicsIowa City, IA
- Waverly Health CenterWaverly, IA
Industry payments (Open Payments)
- 2025$43.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $43.25 | 1 |
What the 2025 payments were for
- Education$43.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 hematologist-oncologists in Iowa City · All hematologist-oncologists in Iowa