Shannon L. Byrd, MD
NPI 1265477400ActiveIndividual· Internal Medicine, Pulmonary Disease· Knoxville, TN
Internal Medicine, Pulmonary Disease (MD) in Knoxville, Tennessee, trained at Tulane University School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $1,233,557 for 2,158 claims, against $651,683 paid for services in 2024. Genentech USA, Inc. was the largest of 20 companies reporting payments in 2025, $8,351 in all, mostly consulting fees.
Overview
| NPI | 1265477400 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 19, 2006 |
| Last updated in NPPES | Jun 22, 2026 |
| Certified by provider | Jun 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 30264 | TN |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 30264 | 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 - Pulmonary Disease (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 456 |
|---|---|
| Services billed | 14,730 across 49 procedure codes |
| Paid by Medicare | $651,683 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,158 · 3,190 30-day fills |
|---|---|
| Patients | 526 |
| Total drug cost | $1,233,557 |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists) |
Hospital affiliations
- Fort Loudoun Medical CenterLenoir City, TN
- Fort Sanders Regional Medical CenterKnoxville, TN
- Parkwest Medical CenterKnoxville, TN
- Physicians Regional Medical CenterPowell, TN
- Sweetwater Hospital AssociationSweetwater, TN
Other facilities
- Select Specialty Hospital-North KnoxvilleLong-term care hospital · Powell, TN
Industry payments (Open Payments)
- 2025$8,351 · 162 payments from 20 companies
- 2024$2,181 · 108 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $4,784 | 6 |
| Astrazeneca Pharmaceuticals LP | $769.57 | 40 |
| Glaxosmithkline, LLC. | $501.70 | 30 |
| Insmed, Inc. | $364.37 | 15 |
| Amgen Inc. | $284.44 | 13 |
What the 2025 payments were for
- Consulting Fee$4,320 · 1 payment
- Food and Beverage$3,803 · 159 payments
- Travel and Lodging$149.06 · 1 payment
- Education$78.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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