Doctor profile · Federal record

Dr. Lewis Duncan, M.D.

Medical Oncology Physician · Longview, TX

  • NPI 1821031253
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1300 N 4Th St
Longview, TX 756014717
(903) 757-2122
fax (903) 757-9475
Mailing address
Po Box 911230
Dallas, TX 753911230

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 18, 2008
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Texas #E1562
Medicaid
TX #45716001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821031253. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$49
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 2 $48.70

By nature of payment

Food and Beverage
$49

Frequently asked questions

Auto-generated from federal data
What is Dr. Lewis Duncan's medical specialty?
Dr. Lewis Duncan practices Medical Oncology Physician in Longview, TX.
Where does Dr. Lewis Duncan practice?
Dr. Lewis Duncan practices at 1300 N 4Th St, Longview, TX 756014717. Office phone: 9037572122.
What is Dr. Lewis Duncan's NPI?
Dr. Lewis Duncan's National Provider Identifier (NPI) is 1821031253, issued by NPPES.