NPI age
20 years
Enumerated 2006-04-26
● Active
Type 1 · Individual
Alan Glowczwski, M.D.
Glowczwski is 1 of 46 radiology providers in Longview and 1 of 3776 in Texas.
Primary specialty
Radiology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2007-07-08
Source: monthly bulk 2026-05
Sole proprietor
Not specified
May be part of a larger org
How this provider compares
Across 3776 active radiology providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
18% of peers hold multiple states
Subspecialties
0
36% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-04Enumerated in NPPES
2006
2026
Where they practice
Practice location
700 E Marshall Ave
Longview, TX 756015580
Mailing address
Po Box 967
Hallsville, TX 756500967
Specialties
-
Radiology PrimaryA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 88R998 | BLUE CROSS BLUE SHIELD TX |
| 01 (TX) | 012079 | TX KINDNEY HEALTH |
| 01 (TX) | MDH8079 | WORKERS COMP |
| 01 (TX) | 752961826A002 | CHAMPUS |
| 01 (TX) | P00057531 | TRAVELER MEDICARE |
| 01 (TX) | 117672 | CHIP PROGRAM |
Practice context
Part of a multi-provider practice. 165 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 3776 Radiology providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.