Doctor profile · Federal record

Dr. Marwin Martinez, M.D.

Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Knoxville, TN

  • NPI 1396784419
  • 20 yrs on file
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 E Oak Hill Ave
Knoxville, TN 379174522
(865) 545-8000
Mailing address
200 Corporate Blvd
Lafayette, LA 705083870

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
June 8, 2021
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Texas #J3543 · Tennessee #MD25894 · Tennessee #BM2767272
Medicaid
TN #3085766

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396784419. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
220
Distinct HCPCS
4
Medicare allowed
$32,024
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 99 95 $165
99284 Emergency department visit with moderate level of medical decision making 80 79 $115
99291 Critical care, first 30-74 minutes 28 25 $202
99283 Emergency department visit with low level of medical decision making 13 13 $68

In context: peer comparison

Among 37 peers in Knoxville Emergency Medicine Physician, average services per provider: 108. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
156
Patients
149
Total drug cost
$1,005
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 51 50 $277
Methylprednisolone Generic 27 26 $276
Ondansetron Odt (Ondansetron) Brand 26 24 $188
Azithromycin Generic 14 14 $89
Cyclobenzaprine Hcl Generic 14 11 $53
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 13 13 $78
Prednisone Generic 11 11 $44

Frequently asked questions

Auto-generated from federal data
What is Dr. Marwin Martinez's medical specialty?
Dr. Marwin Martinez practices Emergency Medicine Physician in Knoxville, TN.
Where does Dr. Marwin Martinez practice?
Dr. Marwin Martinez practices at 900 E Oak Hill Ave, Knoxville, TN 379174522. Office phone: 8655458000.
What is Dr. Marwin Martinez's NPI?
Dr. Marwin Martinez's National Provider Identifier (NPI) is 1396784419, issued by NPPES.
What procedures does Dr. Marwin Martinez 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.