Doctor profile · Federal record

Dr. Mack Stewart, MD

Emergency Medicine Physician · Tyler, TX

  • NPI 1902849417
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
107 Robert E Lee Dr
Tyler, TX 757034602
(903) 561-0300

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 26, 2020
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Texas #G8441
Medicaid (3)
TX #137131212 · TX #137131207 · TX #137131211

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902849417. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$225
Transactions
15
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 13 $178.96
Galderma Laboratories, L.P. 1 $23.33
Lundbeck LLC 1 $23.01

By nature of payment

Food and Beverage
$225

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$1,132
Drug Type Claims Patients Total cost
Progesterone (Progesterone, Micronized) Brand 13 0 $1,132

Frequently asked questions

Auto-generated from federal data
What is Dr. Mack Stewart's medical specialty?
Dr. Mack Stewart practices Emergency Medicine Physician in Tyler, TX.
Where does Dr. Mack Stewart practice?
Dr. Mack Stewart practices at 107 Robert E Lee Dr, Tyler, TX 757034602. Office phone: 9035610300.
What is Dr. Mack Stewart's NPI?
Dr. Mack Stewart's National Provider Identifier (NPI) is 1902849417, issued by NPPES.