Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Sigfredo Villarin Ayala Jr.

Individual provider Trauma Surgery Physician · NPI 1467909044

Sigfredo Villarin Ayala Jr. is a General Surgery in Northridge, California. Qualified in 2018, 8 years ago. Practices with Northridge Trauma Surgeons Inc a Medical Corporation, a 13-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
8
Licensed in
CA
In the registry since
2016

Practice location Address checks out

18300 Roscoe Blvd
Northridge, CA 91325-4105
Phone: (818) 885-8500
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Trauma Surgery Physician (primary) Taxonomy 2086S0127X · Licence 202835 (CA)

Record details

NPI number1467909044
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 1, 2016
Last updated in NPPESNovember 21, 2025
Certification dateNovember 21, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Northridge Trauma Surgeons Inc A Medical Corporation — 13 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Northridge