NPPES file of Aug 9, 2026

Nancy Yan, D.O.

Student in an Organized Health Care Education/Training Program · Mesa, AZ

Nancy Yan, D.O. is a student in an organized health care education/training program with a practice address in Mesa, Arizona, and NPI 1972947828, issued on Apr 22, 2013. Check the license 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
1972947828
Name
Nancy Yan
Credential
D.O.
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
570 W Brown RD, Mesa, AZ 85201
Phone
(480) 344-2028
Enumerated
Apr 22, 2013
Record last updated
Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20201013002687); 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 570 W Brown RD

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

  1. Ryan Adams, BEHAVIORIALISTClinical Social Worker1861611519
  2. Gretchen Alexander, MDPsychiatry Physician1851579783
  3. Erum Ali, MDChild & Adolescent Psychiatry Physician1982622072
  4. Maria-Jesus Bailon, MDPsychiatry Physician1326085358
  5. Nicholas Baldwin, D.O.Psychiatry Physician1598022063
  6. Vernon Barksdale, MD,MPHPsychiatry Physician1871547380

Verify Nancy Yan 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.

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40% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

111 Medicare Part D claims, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Nancy Yan111
  2. Specialty average185

Most prescribed

  1. Clonazepam20 claims
  2. Dextroamphetamine-Amphet Er11 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. Southern California Permanente Medical GroupPanorama City, CA

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

Nancy Yan among 3,364 student in an organized health care education/training program records in Arizona

Nancy Yan, D.O. is one of 3,364 student in an organized health care education/training program records with a practice address in Arizona. 23% 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 5% of them.

  • NPI issued2013 · 5% of these records are older, 95% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileYes · 2% of these records are
  • Graduated2013 · median 2020 among the 79 with a school on file
  • Record last updated2021 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

233 student in an organized health care education/training program records list a practice address in Mesa

They are 233 of the 9,151 NPPES records with a practice address in Mesa, and 3,364 student in an organized health care education/training program records in Arizona.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Monica Germaine, R.N.Mesa, AZ 852011477606754
  2. Christopher MarinoMesa, AZ 852011427232115
  3. Landon MerkleyMesa, AZ 852011821600701
  4. Karen NavarroMesa, AZ 852011225973985
  5. Kurt ParkerMesa, AZ 852011497697650
  6. James SayeghMesa, AZ 852011548105349
  7. Souad BennaamaraMesa, AZ 852021689306276
  8. Chad BowmanMesa, AZ 852021710240270

Common questions

What is Nancy Yan, D.O.'s NPI number?

Nancy Yan, D.O.'s National Provider Identifier (NPI) is 1972947828, issued on Apr 22, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Nancy Yan, D.O. located?

The NPPES record lists a practice address at 570 W Brown RD, Mesa, AZ, 85201. Phone: (480) 344-2028. Providers update this record themselves, so call before visiting.

How can I verify Nancy Yan, D.O.'s license?

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

How much does Nancy Yan, D.O. prescribe under Medicare Part D?

In 2024, Nancy Yan, D.O. had 111 Medicare Part D claims; the average among student in an organized health care education/training program prescribers was 185. 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.