Nathaniel Theodore Koutlas, MD
NPI 1609439694ActiveIndividual· Orthopaedic Surgery· Alcoa, TN
Orthopaedic Surgery (MD) with Physiotherapy Associates Inc and 1 other group, practicing in Alcoa, Tennessee. Part D covered 117 prescriptions written in 2024, 99% of them generic. Smith+nephew, Inc. was the largest of 3 companies reporting payments in 2025, $5,837 in all, mostly travel and lodging. Lists Fort Loudoun Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1609439694 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 16, 2019 |
| Last updated in NPPES | Oct 26, 2026 |
| Certified by provider | Oct 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 74215 | 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 - Orthopedic Surgery (IL); Practitioner - Orthopedic Surgery (TN) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 117 · 118 30-day fills |
|---|---|
| Patients | 54 |
| Total drug cost | $1,934 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
Medical groups
- Physiotherapy Associates IncMemphis, TN · 1,460 clinicians
- Tennessee Orthopaedic Alliance PAMurfreesboro, TN · 354 clinicians
Hospital affiliations
- Fort Loudoun Medical CenterLenoir City, TN
- Parkwest Medical CenterKnoxville, TN
Industry payments (Open Payments)
- 2025$5,837 · 33 payments from 3 companies
- 2024$5,468 · 30 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Smith+nephew, Inc. | $3,001 | 8 |
| Stryker Corporation | $2,578 | 22 |
| Depuy Synthes Sales Inc. | $257.31 | 3 |
What the 2025 payments were for
- Travel and Lodging$2,729 · 11 payments
- Grant$1,875 · 1 payment
- Food and Beverage$1,233 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Orthopaedic Surgery providers in Alcoa
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