Nathan Michael Bullington, M.D.
NPI 1376869461ActiveIndividual· Internal Medicine, Infectious Disease· Louisville, KY
Internal Medicine, Infectious Disease (M.D.) in Louisville, Kentucky, trained at University of Alabama School of Medicine (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $541,261 for 690 claims, against $89,614 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 6 companies reporting payments in 2025, $364.61 in all, mostly food and beverage.
Overview
| NPI | 1376869461 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 14, 2010 |
| Last updated in NPPES | Dec 10, 2020 |
| Certified by provider | Dec 10, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | TP520 | KY |
| Emergency Medicine, Emergency Medical Services | 207PE0004X | 48784 | TN |
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 - Infectious Disease (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 312 |
|---|---|
| Services billed | 1,051 across 11 procedure codes |
| Paid by Medicare | $89,614 |
Part D prescriptions in 2024
| Prescriptions (claims) | 690 · 890 30-day fills |
|---|---|
| Patients | 119 |
| Total drug cost | $541,261 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Infectious Disease |
| Telehealth | Offers telehealth |
Medical group
- Baptist Health Medical Group IncMadison, IN · 2,472 clinicians
Hospital affiliations
- Baptist Health LouisvilleLouisville, KY
- Uofl Health - Jewish Hospital and Mary & Elizabeth HospitalLouisville, KY
Industry payments (Open Payments)
- 2025$364.61 · 14 payments from 6 companies
- 2024$174.77 · 9 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $125.43 | 1 |
| Gilead Sciences, Inc. | $75.27 | 4 |
| Insmed, Inc. | $66.75 | 4 |
| Aimmune Therapeutics, Inc. | $41.56 | 2 |
| Merck Sharp & Dohme LLC | $36.45 | 2 |
What the 2025 payments were for
- Food and Beverage$364.61 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 60 infectious disease specialists in Louisville · All infectious disease specialists in Kentucky