Melissa A. Hager, D.O.
NPI 1033590732ActiveIndividual· Internal Medicine, Rheumatology· Saint Louis, MO
Internal Medicine, Rheumatology (D.O.) in Saint Louis, Missouri, trained at Kansas City University of Med & Biosciences, College of Osteo Med (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $3,142,434 for 4,053 claims, against $52,566 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $167.54 in all, mostly food and beverage.
Overview
| NPI | 1033590732 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 18, 2015 |
| Last updated in NPPES | Oct 31, 2023 |
| Certified by provider | Oct 31, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 2018033547 | MO |
| Internal Medicine | 207R00000X | 2018033547 | MO |
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 - Rheumatology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 255 |
|---|---|
| Services billed | 1,033 across 20 procedure codes |
| Paid by Medicare | $52,566 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,053 · 7,919 30-day fills |
|---|---|
| Patients | 588 |
| Total drug cost | $3,142,434 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Kansas City University of Med & Biosciences, College of Osteo Med |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Rheumatology |
| Telehealth | Offers telehealth |
Medical group
- Physician Groups LcFarmington, MO · 521 clinicians
Hospital affiliations
- Barnes Jewish HospitalSaint Louis, MO
- Barnes-Jewish St Peters HospitalSaint Peters, MO
- Memorial HospitalBelleville, IL
- Missouri Baptist Medical CenterSaint Louis, MO
- Parkland Health CenterFarmington, MO
Industry payments (Open Payments)
- 2025$167.54 · 7 payments from 4 companies
- 2024$99.34 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $83.69 | 3 |
| Novartis Pharmaceuticals Corporation | $44.28 | 2 |
| Lilly USA, LLC | $20.90 | 1 |
| Amgen Inc. | $18.67 | 1 |
What the 2025 payments were for
- Food and Beverage$167.54 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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