Doctor profile · Federal record

Dr. Igor Tkachenko, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Knoxville, TN

  • NPI 1528421930
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1924 Alcoa Hwy
Knoxville, TN 379201511
(865) 305-9000

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
June 18, 2019
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Tennessee #56647

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528421930. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
167
Distinct HCPCS
3
Medicare allowed
$26,182
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 103 102 $161
99284 Emergency department visit with moderate level of medical decision making 37 37 $113
99291 Critical care, first 30-74 minutes 27 27 $199

In context: peer comparison

Among 37 peers in this city , average services per provider: 108. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$28
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $14.20
Janssen Pharmaceuticals, Inc 1 $13.81

By nature of payment

Food and Beverage
$28

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Igor Tkachenko's medical specialty?
Dr. Igor Tkachenko practices Emergency Medicine Physician in Knoxville, TN.
Where does Dr. Igor Tkachenko practice?
Dr. Igor Tkachenko practices at 1924 Alcoa Hwy, Knoxville, TN 379201511. Office phone: 8653059000.
What is Dr. Igor Tkachenko's NPI?
Dr. Igor Tkachenko's National Provider Identifier (NPI) is 1528421930, issued by NPPES.
Does Dr. Igor Tkachenko accept Medicare assignment?
Yes. Dr. Igor Tkachenko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Igor Tkachenko commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.