Ronald J. Estes, MD
NPI 1366487449ActiveIndividual· Internal Medicine, Pulmonary Disease· Knoxville, TN
Internal Medicine, Pulmonary Disease (MD) with Statcare Inpatient LLC and 1 other group, practicing in Knoxville, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $1,466,992 for 2,317 claims, against $383,649 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $2,226 in all, mostly food and beverage. Lists Fort Loudoun Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1366487449 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 20, 2006 |
| Last updated in NPPES | May 14, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 17091 | TN |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 17091 | 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 - Internal Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 224 |
|---|---|
| Services billed | 18,857 across 51 procedure codes |
| Paid by Medicare | $383,649 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,317 · 3,435 30-day fills |
|---|---|
| Patients | 338 |
| Total drug cost | $1,466,992 |
| Generic share | 50% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pulmonary Disease |
| Telehealth | Offers telehealth |
Medical groups
- Statcare Inpatient LLCKnoxville, TN · 109 clinicians
- Statcare Outpatient LLCFarragut, TN · 28 clinicians
Hospital affiliations
- Fort Loudoun Medical CenterLenoir City, TN
- Fort Sanders Regional Medical CenterKnoxville, TN
- Parkwest Medical CenterKnoxville, TN
- Physicians Regional Medical CenterPowell, TN
- University Health System, IncKnoxville, TN
Industry payments (Open Payments)
- 2025$2,226 · 92 payments from 17 companies
- 2024$1,771 · 74 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $763.68 | 32 |
| Glaxosmithkline, LLC. | $259.15 | 17 |
| Regeneron Healthcare Solutions, Inc. | $181.06 | 6 |
| Amgen Inc. | $158.17 | 10 |
| Actelion Pharmaceuticals US, Inc. | $148.92 | 5 |
What the 2025 payments were for
- Food and Beverage$2,192 · 91 payments
- Education$34.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other pulmonologists in Knoxville
- 1003012022
- 1003294992
- 1013392711
- 1013399575
- 1063830826
- 1083609564
- 1154609923
- 1164467429
- 1164915690
- 1205253887
- 1205871423
- 1235491408
All 76 pulmonologists in Knoxville · All pulmonologists in Tennessee