NPI age
20 years
Enumerated 2005-06-09
● Active
Type 1 · Individual
DR. Mark B Gray, MD
Gray is 1 of 25 radiology providers in Austin and 1 of 408 in Texas.
Primary specialty
Radiology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2015-01-12
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 408 active radiology providers in Texas.
NPI age
20 years
↑ 6 yr above median (14 yr)
State licenses
1 state
25% of peers hold multiple states
Subspecialties
0
59% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-06Enumerated in NPPES
2005
2026
Where they practice
Practice location
12554 Riata Vista Cir
Austin, TX 787276431
Mailing address
12554 Riata Vista Cir
Austin, TX 787276431
Specialties
-
Radiology PrimaryA radiologist who diagnoses and treats diseases by various radiologic imaging modalities. These include fluoroscopy, digital radiography, computed tomography, sonography and magnetic resonance imaging.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 | 300127009 | RRMCARE2 |
| 01 (TX) | 139655808 | CSHCN2 |
| 05 (TX) | 139655809 | |
| 05 (TX) | 139655816 | |
| 01 | 300058890 | RRMCARE |
| 01 (TX) | 139655815 | CSHCN1 |
Practice context
Part of a multi-provider practice. 120 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 →
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