Registry data as of Aug 27, 2026

Kimberly Oszust, APRN

Nurse Practitioner · Ash Fork, AZ

Kimberly Oszust, APRN is a nurse practitioner with a practice address in Ash Fork, Arizona, and NPI 1861130312, issued on May 24, 2022. Check the license with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1861130312
Name
Kimberly Oszust
Credential
APRN
Primary taxonomy
Nurse Practitioner 363L00000X
Practice location
112 West Park Avenue, Ash Fork, AZ 86320
Phone
(928) 583-1000
Enumerated
May 24, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Verify Kimberly Oszust in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck 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.

2.6 times the Medicare Part D claims of the average nurse practitioner in 2024

3,015 Medicare Part D claims for 253 beneficiaries, against an average of 1,144 among the 50,277 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 116 claims were for opioids.

  1. Kimberly Oszust3,015
  2. Specialty average1,144

Most prescribed

  1. Lisinopril166 claims
  2. Amlodipine Besylate150 claims
  3. Atorvastatin Calcium148 claims
  4. Levothyroxine Sodium138 claims
  5. Losartan Potassium129 claims
  6. Rosuvastatin Calcium102 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

One hospital or facility affiliation

  1. Aleracare Aic LLCFlagstaff, AZ

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Nurse Practitioner providers in Arizona

There are 1,302 nurse practitioner records in Arizona.

Other nurse practitioner records in Arizona

  1. Ashley Abell, MSN, RN, FNP-CScottsdale, AZ1679041099
  2. Meredith AbneyChandler, AZ1568392124
  3. Armando Abucejo, AGACNP-BCPhoenix, AZ1649785288
  4. Belinda Acosta, FNPTucson, AZ1386622660
  5. Jamie AdamsFort Defiance, AZ1144007097
  6. Rachael Adger, NPTucson, AZ1306806443
  7. Farhana Afrin, NPScottsdale, AZ1730839903
  8. Jacqueline Agenbroad, NPPhoenix, AZ1447222328
  9. Ana Aguila, FNP-CPhoenix, AZ1396585493
  10. Perla Aguilar, NPTucson, AZ1275900524

Common questions

What is Kimberly Oszust, APRN's NPI number?

Kimberly Oszust, APRN's National Provider Identifier (NPI) is 1861130312, issued on May 24, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Kimberly Oszust, APRN located?

The NPPES record lists a practice address at 112 West Park Avenue, Ash Fork, AZ, 86320. Phone: (928) 583-1000. Providers update this record themselves, so call before visiting.

How can I verify Kimberly Oszust, APRN's license?

Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Kimberly Oszust, APRN prescribe under Medicare Part D?

In 2024, Kimberly Oszust, APRN had 3,015 Medicare Part D claims for 253 beneficiaries; the average among nurse practitioner prescribers was 1,144. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.