Mariam M. Sullivan, MD
NPI 1184980872ActiveIndividual· Internal Medicine· Germantown, TN
Internal Medicine (MD) in Germantown, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 2012). In 2024 Medicare paid $59,406 for 246 patients, and Part D covered 341 of their prescriptions, 85% of them generic. Madrigal Pharmaceuticals reported $20.77 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1184980872 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 6, 2012 |
| Last updated in NPPES | Apr 24, 2024 |
| Certified by provider | Apr 24, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 52658 | TN |
| Internal Medicine | 207R00000X | 26817 | MS |
| Hospitalist | 208M00000X | 52658 | TN |
| Hospitalist | 208M00000X | 26817 | MS |
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 - Hospitalist (MS); Practitioner - Emergency Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 246 |
|---|---|
| Services billed | 845 across 11 procedure codes |
| Paid by Medicare | $59,406 |
Part D prescriptions in 2024
| Prescriptions (claims) | 341 · 369 30-day fills |
|---|---|
| Patients | 146 |
| Total drug cost | $23,476 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- Methodist Inpatient Physicians LLCGermantown, TN · 128 clinicians
Hospital affiliation
- Methodist Hospitals of MemphisMemphis, TN
Industry payments (Open Payments)
- 2025$20.77 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $20.77 | 1 |
What the 2025 payments were for
- Food and Beverage$20.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 79 internal medicine physicians in Germantown · All internal medicine physicians in Tennessee