Aaron Jay Mast, MD
NPI 1831159805ActiveIndividual· Orthopaedic Surgery· Bloomington, IN
Orthopaedic Surgery (MD) in Bloomington, Indiana, trained at Indiana University School of Medicine (class of 2001). 121 Medicare patients in 2024, $51,674 paid; nearly all of their 78 Part D prescriptions were generic (97%). Stryker Corporation was the largest of 2 companies reporting payments in 2024, $1,324 in all, mostly travel and lodging.
Overview
| NPI | 1831159805 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 24, 2006 |
| Last updated in NPPES | Dec 18, 2020 |
| Certified by provider | Dec 18, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 01059319A | IN |
| Specialist | 174400000X | 01059319A | IN |
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 - Orthopedic Surgery (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 121 |
|---|---|
| Services billed | 667 across 66 procedure codes |
| Paid by Medicare | $51,674 |
Part D prescriptions in 2024
| Prescriptions (claims) | 78 · 78 30-day fills |
|---|---|
| Patients | 54 |
| Total drug cost | $772.15 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Orthopedic Surgery |
Medical groups
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
- Indiana University Health Southern Indiana Physicians LLCBloomington, IN · 463 clinicians
Hospital affiliations
- Indiana University HealthIndianapolis, IN
- Indiana University Health Bedford HospitalBedford, IN
- Indiana University Health Bloomington HospitalBloomington, IN
Industry payments (Open Payments)
- 2024$1,324 · 8 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $1,278 | 7 |
| Djo, LLC | $45.62 | 1 |
What the 2024 payments were for
- Travel and Lodging$857.71 · 1 payment
- Food and Beverage$465.99 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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