NPI age
19 years
Enumerated 2006-11-15
● Active
Type 1 · Individual
Bret Thomas Ackermann, DO
Ackermann is 1 of 31 emergency medicine providers in Jbsa Ft Sam Houston and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Plus 2 subspecialties
Licensed in
TX, OH, FL
3 states
Status
Active
No deactivations on record
Last NPPES update
2023-04-22
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 6039 active emergency medicine providers in Texas.
NPI age
19 years
↑ 4 yr above median (15 yr)
State licenses
3 states
Top 82% — 17% of peers are multi-state
Subspecialties
0
43% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-11Enumerated in NPPES
2006
2026
Where they practice
Practice location
3551 Roger Brooke Dr
Jbsa Ft Sam Houston, TX 782344504
Mailing address
104 Canyon Cir
Boerne, TX 780158300
Specialties
-
Emergency Medicine PrimaryAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
Practice context
Part of a multi-provider practice. 623 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 6039 Emergency Medicine 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.