NPI age
19 years
Enumerated 2007-02-02
● Active
Type 1 · Individual
DR. Mark W Coburn, MD
Coburn is 1 of 24 radiology providers in Round Rock and 1 of 3776 in Texas.
Primary specialty
Radiology
Plus 2 subspecialties
Licensed in
TX, WA, MO
3 states
Status
Active
No deactivations on record
Last NPPES update
2025-12-04
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
19 years
≈ at median (19 yr)
State licenses
3 states
Top 81% — 18% of peers are multi-state
Subspecialties
0
36% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-02Enumerated in NPPES
2007
2026
Where they practice
Practice location
300 University Blvd
Round Rock, TX 786651032
Mailing address
Po Box 844658
Dallas, TX 752844658
Additional practice locations
1 secondary location on file with NPPES.
Location 2
203 S Western Ave
Tonasket, WA 988558803
Specialties
-
Radiology PrimaryA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (MO) | 173098 | MO BLUE SHIELD |
| 05 (AR) | 140791001 | |
| 05 (MO) | 205007503 | |
| 01 (AR) | 98569 | ARK BLUE SHIELD |
Multi-state credentialing: Licensed in 3 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 194 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.