NPI age
19 years
Enumerated 2007-01-22
● Active
Type 1 · Individual
DR. Rasa Sylvia Silenas, M.D.
Silenas is 1 of 9 emergency medicine providers in San Antonio and 1 of 60 in Texas.
Primary specialty
Emergency Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2007-07-08
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 60 active emergency medicine providers in Texas.
NPI age
19 years
↑ 2 yr above median (17 yr)
State licenses
1 state
10% of peers hold multiple states
Subspecialties
0
38% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-01Enumerated in NPPES
2007
2026
Where they practice
Practice location
4499 Medical Dr, Sub-Level 2
San Antonio, TX 782293735
Mailing address
Po Box 1814
San Antonio, TX 782961814
Specialties
-
Emergency Medicine PrimaryA specialist who treats decompression illness and diving accident cases and uses hyperbaric oxygen therapy to treat such conditions as carbon monoxide poisoning, gas gangrene, non-healing wounds, tissue damage from radiation and burns,...
Practice context
Part of a multi-provider practice. 75 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 60 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.