NPI age
21 years
Enumerated 2005-05-23
● Active
Type 1 · Individual
William George Brelsford, MD, FACP, FACR
Brelsford is 1 of 12 internal medicine providers in Amarillo and 1 of 749 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2024-12-20
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 749 active internal medicine providers in Texas.
NPI age
21 years
↑ 3 yr above median (18 yr)
State licenses
1 state
15% of peers hold multiple states
Subspecialties
0
34% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-05Enumerated in NPPES
2005
2026
Where they practice
Practice location
6842 Plum Creek Dr
Amarillo, TX 791241601
Mailing address
Po Box 51389
Amarillo, TX 791591389
Additional practice locations
1 secondary location on file with NPPES.
Location 2
1212 Clinic Dr
Tyler, TX 757012117
Specialties
-
Internal Medicine PrimaryAn internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and "collagen" diseases.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 8A7490 | BCBS |
| 05 (TX) | 042884901 |
Practice context
Part of a multi-provider practice. 14 other active providers share this practice address in NPPES.
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- 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.