Doctor profile · Federal record

Dr. Nathaniel Koutlas, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Alcoa, TN

  • NPI 1609439694
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1146 Franck St, 101
Alcoa, TN 37701
(865) 694-7725
Additional location
9430 Park West Blvd Ste 130
Knoxville, TN 379234205
(865) 355-0811
fax (865) 560-8525
Mailing address
Po Box 306556
Nashville, TN 372306556

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
February 17, 2026
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Tennessee #74215

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609439694. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,468
Transactions
30
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Smith+Nephew, INC. 9 $3,474.57
Stryker Corporation 16 $1,646.60
Medical Device Business Services, INC. 4 $290.06
Bioventus LLC 1 $57.06

By nature of payment

Travel and Lodging
$1,894
Grant
$1,875
Food and Beverage
$1,222
Education
$478

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
115
Patients
115
Total drug cost
$449
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 43 43 $232
Gabapentin Generic 41 41 $79
Ondansetron Hcl Generic 31 31 $139

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathaniel Koutlas's medical specialty?
Dr. Nathaniel Koutlas practices Orthopaedic Surgery Physician in Alcoa, TN.
Where does Dr. Nathaniel Koutlas practice?
Dr. Nathaniel Koutlas practices at 1146 Franck St, Alcoa, TN 37701. Office phone: 8656947725.
What is Dr. Nathaniel Koutlas's NPI?
Dr. Nathaniel Koutlas's National Provider Identifier (NPI) is 1609439694, issued by NPPES.
Does Dr. Nathaniel Koutlas accept Medicare assignment?
Yes. Dr. Nathaniel Koutlas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.