Michael Ryan Chambers, MD
NPI 1194259523ActiveIndividual· Internal Medicine, Infectious Disease· Nashville, TN
Internal Medicine, Infectious Disease (MD) in Nashville, Tennessee, trained at Univ of Central Florida, College of Medicine (class of 2017). In 2024 Medicare paid $2,148,752 for 886 patients, and Part D covered 468 of their prescriptions, 85% of them generic. Melinta Therapeutics, LLC was the largest of 6 companies reporting payments in 2025, $304.41 in all, mostly food and beverage.
Overview
| NPI | 1194259523 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 12, 2017 |
| Last updated in NPPES | Apr 21, 2026 |
| Certified by provider | Apr 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 63107 | TN |
| Internal Medicine, Infectious Disease | 207RI0200X | ME159182 | FL |
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 - Infectious Disease (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 886 |
|---|---|
| Services billed | 398,914 across 81 procedure codes |
| Paid by Medicare | $2,148,752 |
Part D prescriptions in 2024
| Prescriptions (claims) | 468 · 554 30-day fills |
|---|---|
| Patients | 130 |
| Total drug cost | $378,232 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Univ of Central Florida, College of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Infectious Disease |
| Telehealth | Offers telehealth |
Medical group
- Advanced Diagnostic Imaging PCGoodlettsville, TN · 523 clinicians
Hospital affiliations
- Tristar Centennial Medical CenterNashville, TN
- Tristar Hendersonville Medical CenterHendersonville, TN
- Tristar Skyline Medical CenterNashville, TN
- Tristar Summit Medical CenterHermitage, TN
Industry payments (Open Payments)
- 2025$304.41 · 15 payments from 6 companies
- 2024$184.98 · 10 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Melinta Therapeutics, LLC | $96.89 | 4 |
| Abbvie Inc. | $77.69 | 4 |
| La Jolla Pharmaceutical Company | $54.36 | 3 |
| Viiv Healthcare Company | $38.70 | 2 |
| Cumberland Pharmaceuticals, Inc. | $21.18 | 1 |
What the 2025 payments were for
- Food and Beverage$304.41 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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