Linda Castillo, NNP
NPI 1326572942 · Neonatal Nurse Practitioner · Austin, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linda Castillo, NNP is a Neonatal Nurse Practitioner provider in Austin, TX (NPI 1326572942).
Provider details
- NPI number
- 1326572942
- Entity type
- Individual
- Primary specialty
- Neonatal Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP133850 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-20
- Last updated
- 2021-10-11
- Certified
- 2021-10-11
Frequently asked questions
- What is Linda Castillo's NPI number?
- Linda Castillo's National Provider Identifier (NPI) is 1326572942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linda Castillo's specialty?
- Linda Castillo is listed in the NPPES registry with a primary specialty of Neonatal Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Linda Castillo located?
- Linda Castillo's practice location on file with NPPES is 919 E 32nd St, Austin, TX 78705-2703.
- What is Linda Castillo's phone number?
- The practice phone number listed in the NPPES registry for Linda Castillo is (512) 476-7111.
- Does Linda Castillo accept Medicare?
- Linda Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linda Castillo's NPI active?
- Yes — Linda Castillo's NPI (1326572942) is active in the NPPES registry as of the last update on 2021-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.