NPI age
5 years
Enumerated 2021-03-04
● Active
Type 1 · Individual
Sasha Maria Castillo, FNP-BC
Castillo is 1 of 228 nurse practitioner providers in McAllen and 1 of 22123 in Texas.
Primary specialty
Nurse Practitioner
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-03-11
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 22123 active nurse practitioner providers in Texas.
NPI age
5 years
↓ 2 yr below median (7 yr)
State licenses
1 state
5% of peers hold multiple states
Subspecialties
1
In the 23% of peers with subspecialties
NPI lifetime · 2021 → 2026
2021-03Enumerated in NPPES
2021
2026
Where they practice
Practice location
500 S 11th St Ste 1
McAllen, TX 785014920
Mailing address
500 S 11th St Ste 1
McAllen, TX 785014920
Specialties
-
Nurse Practitioner PrimaryDefinition to come...
-
Integrative MedicineA physician who specializes in the treatment of the whole person through prevention and treatment based on medical evidence. Integrative medicine considers all factors that influence health, wellness, and disease - including mind, body,...
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
Recently enumerated nearby: 3 new nurse practitioner providers have been added in McAllen in the last 180 days.
See all →
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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.
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