NPPES file of Aug 9, 2026

Nancy Day

Family Nurse Practitioner · Chandler, AZ

Nancy Day is a family nurse practitioner with a practice address in Chandler, Arizona, and NPI 1255761185, issued on Nov 13, 2013. Check the license (Arizona AP5214, 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
1255761185
Name
Nancy Day
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP5214 AZ
Self-reported in NPPES; status is on the state search
Practice location
1885 N Ellis St, Chandler, AZ 85224
Phone
(480) 748-9599
Enumerated
Nov 13, 2013
Record last updated
Nov 13, 2013 (not updated in 13 years: call before relying on the address or phone)
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.
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8 nearest family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →

Verify Nancy Day 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 AP5214    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
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97% fewer Medicare Part D claims than the average family nurse practitioner in 2024

41 Medicare Part D claims for 22 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Nancy Day41
  2. Specialty average1,305

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.

Nancy Day among 5,933 family nurse practitioner records in Arizona

Nancy Day 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 2013, is newer than 23% of them.

  • NPI issued2013 · 23% of these records are older, 73% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2013 · 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).

244 family nurse practitioner records list a practice address in Chandler

They are 244 of the 5,497 NPPES records with a practice address in Chandler, and 5,933 family nurse practitioner records in Arizona.

All 5,933 in Arizona → Every provider in Chandler → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Angelica Adriano, FNP-CChandler, AZ 852241790752814
  2. Michelle Barnett, NPChandler, AZ 852241639359417
  3. Theresa Bess, FNP-CChandler, AZ 852241720306459
  4. Shauna Evanson, FNPChandler, AZ 852241881903102
  5. Jacqueline Fretto, FNPChandler, AZ 852241275688418
  6. Linda Lohr, FNPChandler, AZ 852241912162322
  7. Debra Mammen, FNP-CChandler, AZ 852241831170711
  8. Shawn McGuire, FNPChandler, AZ 852241619075272

Common questions

What is Nancy Day's NPI number?

Nancy Day's National Provider Identifier (NPI) is 1255761185, issued on Nov 13, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Nancy Day located?

The NPPES record lists a practice address at 1885 N Ellis St, Chandler, AZ, 85224. Phone: (480) 748-9599. Providers update this record themselves, so call before visiting.

How can I verify Nancy Day's license?

NPPES lists Arizona license number AP5214, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Nancy Day prescribe under Medicare Part D?

In 2024, Nancy Day had 41 Medicare Part D claims for 22 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.

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.