NPPES file of Aug 9, 2026

Joanna Ostler, CRNA

Certified Registered Nurse Anesthetist · Gilbert, AZ

Joanna Ostler, CRNA is a certified registered nurse anesthetist with a practice address in Gilbert, Arizona, and NPI 1881314789, issued on Aug 31, 2022. Check the license (Arizona 323592, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881314789
Name
Joanna Ostler
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
323592 AZ
10870326-3102 UT
Self-reported in NPPES; status is on the state search
Practice location
1900 N Higley RD, Gilbert, AZ 85234
Phone
(480) 543-2000
Enumerated
Aug 31, 2022
Record last updated
Aug 19, 2025
Medicare enrollment
Enrolled (PECOS I20250627001904); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine, 2025
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest certified registered nurse anesthetist records → All 1,100 in Arizona → Look up another NPI →

Also registered at 1900 N Higley RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Benjamin Bailey, RNCertified Registered Nurse Anesthetist1700144961
  2. Jennifer Baker, CRNACertified Registered Nurse Anesthetist1134648363
  3. Joel Baker, CRNACertified Registered Nurse Anesthetist1386093342
  4. Ashley Baldwin, RDRegistered Dietitian1811519218
  5. Nathan Berry, CRNACertified Registered Nurse Anesthetist1356700660
  6. Marjorie Bessel, MDInternal Medicine Physician1710002068

Verify Joanna Ostler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 323592    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through 2 group practices

  1. Banner Hospital Based Physicians Arizona LLCPhoenix, AZ
  2. Greater Anesthesia SolutionsSun City, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joanna Ostler among 1,100 certified registered nurse anesthetist records in Arizona

Joanna Ostler, CRNA is one of 1,100 certified registered nurse anesthetist records with a practice address in Arizona. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 78% of them.

  • NPI issued2022 · 78% of these records are older, 17% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2025 · median 2017 among the 891 with a school on file
  • Record last updated2025 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Certified Registered Nurse Anesthetist providers in Arizona

There are 1,100 certified registered nurse anesthetist records in Arizona.

All 1,100 in Arizona → Every provider in Gilbert → Certified Registered Nurse Anesthetist nationwide →

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Benjamin Bailey, RNGilbert, AZ 852341700144961
  2. Buckley BrewerGilbert, AZ 852341215205463
  3. Cameron Christensen, CRNAGilbert, AZ 852341447503230
  4. Nicole Dewitt, CRNAGilbert, AZ 852341083850002
  5. Barbara Dvorchak, CRNAGilbert, AZ 852341942426101
  6. Sarah Evans, CRNAGilbert, AZ 852341689972804
  7. Tyler Leifson, CRNAGilbert, AZ 852341912202003
  8. Shea Magill, CRNAGilbert, AZ 852341700156528

Common questions

What is Joanna Ostler, CRNA's NPI number?

Joanna Ostler, CRNA's National Provider Identifier (NPI) is 1881314789, issued on Aug 31, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Joanna Ostler, CRNA located?

The NPPES record lists a practice address at 1900 N Higley RD, Gilbert, AZ, 85234. Phone: (480) 543-2000. Providers update this record themselves, so call before visiting.

How can I verify Joanna Ostler, CRNA's license?

NPPES lists Arizona license number 323592, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.