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DR. LEWIS ALVIN DUNCAN M.D.
NPI 1821031253
Internal Medicine - Medical Oncology in Longview, TX

Active since June 14, 2006
1300 N 4TH ST, LONGVIEW, TX 75601(903) 757-2122(903) 757-9475 Get Directions Write a Review

NPPES record last updated: February 18, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Lewis Alvin Duncan M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. LEWIS ALVIN DUNCAN M.D. (NPI 1821031253) is an individual medical oncology provider in Longview, Texas, licensed in Texas (E1562) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1821031253
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameDR. LEWIS ALVIN DUNCANCredential: M.D.
Location Address1300 N 4TH STLongview, TX 75601-4717
Mailing AddressPo Box 911230Dallas, TX 75391-1230 · (972) 997-8000 · Fax (972) 437-9605
Phone(903) 757-2122
Fax(903) 757-9475
Sole ProprietorNo
Enumeration DateJune 14, 2006
Last NPPES UpdateFebruary 18, 2008
✔ NPI 1821031253 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in TX · E1562
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
1300 N 4TH ST, Longview, TX 75601
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Other Identifiers 5

Medicare PIN87X841TX
Medicaid45716001TX
Medicare UPINB87584TX
Medicare PIN8G7332TX
Other8R1429TX · Blue Cross Of Texas

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Other Providers at the Same Location NPPES 14

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. AMY J MALONE PA-C
Physician Assistant (Surgical)
1300 N 4TH ST
LONGVIEW, TX 75601
Gregg County (903) 757-6042
DR. JOSEPH CHARLES HODGES II M.D.
Radiology (Radiation Oncology)
1300 N 4TH ST
LONGVIEW, TX 75601
Gregg County (903) 757-2122
DR. BERNARD WILLIAM TAYLOR JR. MD
Radiology (Radiation Oncology)
1300 N 4TH ST
LONGVIEW, TX 75601
Gregg County (903) 757-2122
MRS. MONICA SUE ANN WHITE RN, CNS, -ACNP
Nurse Practitioner
1300 N 4TH ST
LONGVIEW, TX 75601
Gregg County (903) 757-2122
DR. LIJO JOHN MD
Internal Medicine (Medical Oncology)
1300 N 4TH ST
LONGVIEW, TX 75601
Gregg County (903) 757-2122
DR. RAMA KOTESWARARAO KOYA MD
Internal Medicine (Hematology & Oncology)
1300 N 4TH ST
LONGVIEW, TX 75601
Gregg County (903) 757-2122
DR. MARLENA ALOSI DO
Internal Medicine
1300 N 4TH ST
LONGVIEW, TX 75601
Gregg County (903) 757-2122
LINDSEY OSTEEN NP-C
Nurse Practitioner (Family)
1300 N 4TH ST
LONGVIEW, TX 75601
Gregg County (903) 757-2122

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lewis Duncan's NPI number?

The NPI number for Lewis Duncan is 1821031253. It was assigned to this individual provider in the NPPES registry on June 14, 2006.

Where is Lewis Duncan located?

Lewis Duncan practices at 1300 N 4th St, Longview, TX 75601. The listed phone number is (903) 757-2122.

What is Lewis Duncan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

What insurance does Lewis Duncan accept?

Health plans from Blue Cross and Blue Shield of Texas list Lewis Duncan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Lewis Duncan was last updated on February 18, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.