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

Mrs. Betty Jo Tronaas, NP

Individual provider Family Nurse Practitioner · NPI 1548784457

Mrs. Betty Jo Tronaas, NP is a Nurse Practitioner in Phelan, California. Qualified in 2017, 9 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
9
Licensed in
CA
In the registry since
2017
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

3936 Phelan Rd
Phelan, CA 92371-4141
Phone: (951) 742-3524
Show map & directions

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

Additional practice locations (2)

  • 3936 Phelan Rd, Phelan, CA 92371-4141 — (951) 742-3524
  • 12408 Hesperia Rd Ste 23, Victorville, CA 92395-7718 — (760) 952-1222

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95006931 (CA)

Record details

NPI number1548784457
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedAugust 1, 2017
Last updated in NPPESMarch 30, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Phelan