NPPES file of Aug 9, 2026

Cassandra Dawn Carnero Owens, FNP

Family Nurse Practitioner · Tucson, AZ

Cassandra Dawn Carnero Owens, FNP is a family nurse practitioner with a practice address in Tucson, Arizona, and NPI 1255720397, issued on Jan 13, 2015. Check the license (Arizona AP7442, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255720397
Name
Cassandra Dawn Carnero Owens
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP7442 AZ
Self-reported in NPPES; status is on the state search
Practice location
3832 E Speedway Blvd, Tucson, AZ 85716
Phone
(520) 323-3923
Enumerated
Jan 13, 2015
Record last updated
Jan 26, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150307000296); accepts Medicare assignment
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.
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Also registered at 3832 E Speedway Blvd

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

  1. Jacey Baird, NPFamily Nurse Practitioner1437547585
  2. Kathryn Challenger, EDD, MSN, FNP-C, CNEFamily Nurse Practitioner1780179937
  3. Thomas GossPharmacist1679296776
  4. Karthikeyan Govindarajan, PHARM.D.Pharmacist1679881247
  5. Rosejean Hinsdale, FNP-CFamily Nurse Practitioner1043493679
  6. Kristie Landon, FNP-CFamily Nurse Practitioner1144031923

Verify Cassandra Dawn Carnero Owens 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 AP7442
    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.

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72% fewer Medicare Part D claims than the average family nurse practitioner in 2024

361 Medicare Part D claims for 256 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Cassandra Owens361
  2. Specialty average1,305

Most prescribed

  1. Albuterol Sulfate Hfa39 claims
  2. Cephalexin36 claims
  3. Methylprednisolone33 claims
  4. Doxycycline Hyclate31 claims
  5. Prednisone31 claims
  6. Amoxicillin-Clavulanate Potass20 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.

Bills Medicare through one group practice

  1. Tmc Medical NetworkTucson, AZ

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

Cassandra Dawn Carnero Owens among 5,933 family nurse practitioner records in Arizona

Cassandra Dawn Carnero Owens, FNP is one of 5,933 family nurse practitioner records with a practice address in Arizona. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 31% of them.

  • NPI issued2015 · 31% of these records are older, 64% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2014 · median 2019 among the 3,510 with a school on file
  • Record last updated2015 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

907 family nurse practitioner records list a practice address in Tucson

They are 907 of the 18,788 NPPES records with a practice address in Tucson, and 5,933 family nurse practitioner records in Arizona.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Gaynor ArnoldTucson, AZ 857161043772163
  2. Jacey Baird, NPTucson, AZ 857161437547585
  3. Layla Bradley, FNPTucson, AZ 857161598142283
  4. April Byrd, FNPTucson, AZ 857161396262127
  5. Sarah Carter, FNPTucson, AZ 857161427390251
  6. Kathryn Challenger, EDD, MSN, FNP-C, CNETucson, AZ 857161780179937
  7. Angelica Hibbs, NPTucson, AZ 857161528551074
  8. Rosejean Hinsdale, FNP-CTucson, AZ 857161043493679

Common questions

What is Cassandra Dawn Carnero Owens, FNP's NPI number?

Cassandra Dawn Carnero Owens, FNP's National Provider Identifier (NPI) is 1255720397, issued on Jan 13, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Cassandra Dawn Carnero Owens, FNP located?

The NPPES record lists a practice address at 3832 E Speedway Blvd, Tucson, AZ, 85716. Phone: (520) 323-3923. Providers update this record themselves, so call before visiting.

How can I verify Cassandra Dawn Carnero Owens, FNP's license?

NPPES lists Arizona license number AP7442, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Cassandra Dawn Carnero Owens, FNP prescribe under Medicare Part D?

In 2024, Cassandra Dawn Carnero Owens, FNP had 361 Medicare Part D claims for 256 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.

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.