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

Joanna Ostler, CRNA

Individual provider Critical Care Medicine Registered Nurse · NPI 1881314789

Joanna Ostler, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Gilbert, Arizona. Graduated from University of Arizona College of Medicine in 2025, 1 year ago. Practices with Greater Anesthesia Solutions, a 209-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona and Utah.

Years since qualifying
1
Trained at
University of Arizona College of Medicine
Licensed in
AZ, UT
In the registry since
2022
Specialties on file
2
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Practice location Address checks out

1900 N Higley Rd
Gilbert, AZ 85234-1604
Phone: (480) 543-2000
Show map & directions

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

Additional practice locations (1)

  • 1305 N Martin Ave, Tucson, AZ 85721-0001 — (520) 626-6154

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence 323592 (AZ)
Critical Care Medicine Registered Nurse Taxonomy 163WC0200X · Licence 10870326-3102 (UT)

Record details

NPI number1881314789
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedAugust 31, 2022
Last updated in NPPESAugust 19, 2025
Certification dateAugust 19, 2025

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolUNIVERSITY OF ARIZONA COLLEGE OF MEDICINE
Graduated 2025 (1 years in practice)
Group practice Greater Anesthesia Solutions — 209 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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