Shaun B. Hanson, MD
NPI 1831464130ActiveIndividual· Internal Medicine, Hematology· Saint Louis, MO
Internal Medicine, Hematology (MD) in Saint Louis, Missouri, trained at Hahnemann University College of Medicine (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $5,817,170 for 2,161 claims, against $52,941 paid for services in 2024. Abbvie Inc. was the largest of 42 companies reporting payments in 2025, $2,935 in all, mostly food and beverage.
Overview
| NPI | 1831464130 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 20, 2012 |
| Last updated in NPPES | Aug 6, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology Primary | 207RH0000X | 2019020900 | MO |
| Internal Medicine | 207R00000X | C10011397 | DE |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 285 |
|---|---|
| Services billed | 680 across 8 procedure codes |
| Paid by Medicare | $52,941 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,161 · 3,216 30-day fills |
|---|---|
| Patients | 316 |
| Total drug cost | $5,817,170 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | Hahnemann University College of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Hematology/Oncology |
Medical group
- Mercy Clinic Oncology LLCSaint Louis, MO · 33 clinicians
Hospital affiliations
- Mercy Hospital SouthSaint Louis, MO
- Mercy Hospital St LouisSaint Louis, MO
Industry payments (Open Payments)
- 2025$2,935 · 126 payments from 42 companies
- 2024$3,149 · 145 payments from 49 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $315.29 | 9 |
| Janssen Biotech, Inc. | $198.27 | 10 |
| Merck Sharp & Dohme LLC | $182.92 | 8 |
| E.R. Squibb & Sons, L.L.C. | $165.23 | 8 |
| Aimmune Therapeutics, Inc. | $154.76 | 3 |
What the 2025 payments were for
- Food and Beverage$2,909 · 125 payments
- Education$25.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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