Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

ALAN GLOWCZWSKI M.D.
NPI 1306803366
Radiology - Diagnostic Radiology in Longview, TX

Active since April 26, 2006
700 E MARSHALL AVE, LONGVIEW, TX 75601(903) 315-2072 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Alan Glowczwski M.d. NPPES

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

ALAN GLOWCZWSKI M.D. (NPI 1306803366) is an individual diagnostic radiology provider in Longview, Texas, licensed in Texas (H8079) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1306803366
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameALAN GLOWCZWSKICredential: M.D.
Location Address700 E MARSHALL AVELongview, TX 75601-5580
Mailing AddressPo Box 967Hallsville, TX 75650-0967
Sole ProprietorNo
Enumeration DateApril 26, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1306803366 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License Licensed in TX · H8079
Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

700 E MARSHALL AVE, Longview, TX 75601

Other Identifiers 6

Other88R998TX · Blue Cross Blue Shield Tx
Other012079TX · Tx Kindney Health
OtherMDH8079TX · Workers Comp
Other752961826A002TX · Champus
OtherP00057531TX · Traveler Medicare
Other117672TX · Chip Program

Other Providers at the Same Location NPPES 20

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

Internal Medicine
700 E MARSHALL AVE
LONGVIEW, TX 75601
Student in an Organized Health Care Education/Training Program
700 E MARSHALL AVE
LONGVIEW, TX 75601
Emergency Medicine
700 E MARSHALL AVE
LONGVIEW, TX 75601
Nurse Practitioner
700 E MARSHALL AVE
LONGVIEW, TX 75601
Hospitalist
700 E MARSHALL AVE
LONGVIEW, TX 75601
Hospitalist
700 E MARSHALL AVE
LONGVIEW, TX 75601
Emergency Medicine
700 E MARSHALL AVE
LONGVIEW, TX 75601
Internal Medicine
700 E MARSHALL AVE
LONGVIEW, TX 75601

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 Alan Glowczwski's NPI number?

The NPI number for Alan Glowczwski is 1306803366. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is Alan Glowczwski located?

Alan Glowczwski practices at 700 E Marshall Ave, Longview, TX 75601. The listed phone number is (903) 315-2072.

What is Alan Glowczwski's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

When was this NPI record last updated?

The NPPES record for Alan Glowczwski was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.