NPPES file of Aug 9, 2026

Michelle Leigh Riley, NP-C

Family Nurse Practitioner · Prescott, AZ

Michelle Leigh Riley, NP-C is a family nurse practitioner with a practice address in Prescott, Arizona, and NPI 1538598172, issued on Nov 4, 2013. Check the license (Arizona AP5260, 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
1538598172
Name
Michelle Leigh Riley
Credential
NP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP5260 AZ
Self-reported in NPPES; status is on the state search
Practice location
3105 Clearwater Dr, Prescott, AZ 86305
Phone
(928) 237-4422
Enumerated
Nov 4, 2013
Record last updated
Nov 4, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140107000897); 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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8 nearest family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →

Also registered at 3105 Clearwater Dr

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

  1. Edie Morgan, WHNP-BC, CNM, MSAdvanced Practice Midwife1093707077
  2. Melissa SargeSpeech-Language Pathologist1023442837
  3. Nicole Stelmach, SLP-CCCOccupational Therapist1477812774

Verify Michelle Leigh Riley 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 AP5260    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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50% fewer Medicare Part D claims than the average family nurse practitioner in 2024

653 Medicare Part D claims for 472 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 133 claims were for opioids.

  1. Michelle Riley653
  2. Specialty average1,305

Most prescribed

  1. Cephalexin91 claims
  2. Prednisone70 claims
  3. Hydrocodone-Acetaminophen65 claims
  4. Ondansetron Hcl59 claims
  5. Oxycodone-Acetaminophen43 claims
  6. Amoxicillin-Clavulanate Potass41 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.

Industry payments in 2024: $134.81

8 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michelle Riley$134.81
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Medical Services OF Prescott, IncPrescott, AZ

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

Michelle Leigh Riley among 5,933 family nurse practitioner records in Arizona

Michelle Leigh Riley, NP-C 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 fileYes · 59% of these records are
  • Graduated2013 · median 2019 among the 3,510 with a school on file
  • 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).

99 family nurse practitioner records list a practice address in Prescott

They are 99 of the 1,818 NPPES records with a practice address in Prescott, and 5,933 family nurse practitioner records in Arizona.

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

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Brenda Austin, NP-CPrescott, AZ 863051013959964
  2. Judy Bandy, FNPPrescott, AZ 863051922022086
  3. Diane Barrera, NPPrescott, AZ 863051689097792
  4. Janis Bowers, N.P.Prescott, AZ 863051649277922
  5. Thomas Gann, N.P.Prescott, AZ 863051073866406
  6. Debra Krupnick, FNPPrescott, AZ 863051568412781
  7. Debra Lessner, FNPPrescott, AZ 863051104153816
  8. Eileen Mahler, FNPPrescott, AZ 863051922438563

Common questions

What is Michelle Leigh Riley, NP-C's NPI number?

Michelle Leigh Riley, NP-C's National Provider Identifier (NPI) is 1538598172, issued on Nov 4, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Leigh Riley, NP-C located?

The NPPES record lists a practice address at 3105 Clearwater Dr, Prescott, AZ, 86305. Phone: (928) 237-4422. Providers update this record themselves, so call before visiting.

How can I verify Michelle Leigh Riley, NP-C's license?

NPPES lists Arizona license number AP5260, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Michelle Leigh Riley, NP-C prescribe under Medicare Part D?

In 2024, Michelle Leigh Riley, NP-C had 653 Medicare Part D claims for 472 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.