NPI age
13 years
Enumerated 2013-04-16
● Active
Type 1 · Individual
Garrett L Simmons, M.D.
Simmons is 1 of 903 radiology providers in Houston and 1 of 3776 in Texas.
Primary specialty
Radiology
Plus 1 subspecialty
Licensed in
TX, FL
2 states
Status
Active
No deactivations on record
Last NPPES update
2025-12-15
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
13 years
↓ 6 yr below median (19 yr)
State licenses
2 states
Top 81% — 18% of peers are multi-state
Subspecialties
0
36% of peers hold subspecialties
NPI lifetime · 2013 → 2026
2013-04Enumerated in NPPES
2013
2026
Where they practice
Practice location
6720 Bertner Ave Ste 2270
Houston, TX 770302604
Mailing address
2123 Woodhead St
Houston, TX 770196818
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
Po Box 4346
Houston, TX 772104346
Location 3
4250 Hospital Dr
Marianna, FL 324461917
Specialties
-
Radiology PrimaryA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
Recently enumerated nearby: 4 new radiology providers have been added in Houston in the last 180 days.
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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.
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