NPI age
20 years
Enumerated 2006-04-17
● Active
Type 1 · Individual
Thomas G Johnson, MD
Johnson is 1 of 10 radiology providers in Richardson and 1 of 3776 in Texas.
Primary specialty
Radiology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2008-05-09
Source: monthly bulk 2026-05
Sole proprietor
No
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
401 W Campbell Rd
Richardson, TX 75080
Mailing address
Po Box 1888
Greenville, TX 75403
Specialties
-
Radiology PrimaryA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 | 8U5021 | BCBS |
| 05 (TX) | 105612911 | |
| 05 (TX) | 105612909 |
Practice context
Part of a multi-provider practice. 21 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.