NPPES file of Aug 9, 2026

Yajing Yan Yan Xiong, M.D.

Neurology Physician · Phoenix, AZ

Yajing Yan Yan Xiong, M.D. is a neurology physician with a practice address in Phoenix, Arizona, and NPI 1982167797, issued on Apr 9, 2019. Check the license (Arizona 76725, as entered in NPPES) on the Arizona Medical Board; 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
1982167797
Name
Yajing Yan Yan Xiong
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
76725 AZ
036.164811 IL
Self-reported in NPPES; status is on the state search
Practice location
240 W Thomas RD Ste 401, Phoenix, AZ 85013
Phone
(602) 406-6262
Enumerated
Apr 9, 2019
Record last updated
Aug 18, 2025
Medicare enrollment
Enrolled (PECOS I20250906000708); accepts Medicare assignment
Medical or professional school
University Of Utah School Of Medicine, 2019
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 240 W Thomas RD Ste 401

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

  1. Varun Kumar, MDClinical Neurophysiology Physician1811559628
  2. Courtney Schusse, MDEpilepsy Physician1659535276

Verify Yajing Yan Yan Xiong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 76725
    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
Open the Arizona license search

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97% fewer Medicare Part D claims than the average neurology physician in 2024

47 Medicare Part D claims for 12 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Yajing Xiong47
  2. Specialty average1,370

Most prescribed

  1. Levetiracetam13 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. Sjhmc Physician ServicesPhoenix, AZ

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

Neurology Physician providers in Arizona

There are 458 neurology physician records in Arizona.

Other neurology physician records in Arizona

  1. Hamza Abbad, MDKingman, AZ1710567136
  2. Rinu Abraham, MDPhoenix, AZ1518353234
  3. Islam Abujubara, MDPhoenix, AZ1265626774
  4. Amelia Adcock, M.D.Scottsdale, AZ1497982623
  5. Abdirahim AdenScottsdale, AZ1356065395
  6. Charles Adler, M.D.Scottsdale, AZ1023091022
  7. Garima Agrawal, MDPhoenix, AZ1558854935
  8. Nimfa Aguila, M.D.Yuma, AZ1588717763
  9. Maria Aguilar, MDPhoenix, AZ1518924190
  10. Yazan Al-Hasan, MDPhoenix, AZ1578927968

Common questions

What is Yajing Yan Yan Xiong, M.D.'s NPI number?

Yajing Yan Yan Xiong, M.D.'s National Provider Identifier (NPI) is 1982167797, issued on Apr 9, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Yajing Yan Yan Xiong, M.D. located?

The NPPES record lists a practice address at 240 W Thomas RD Ste 401, Phoenix, AZ, 85013. Phone: (602) 406-6262. Providers update this record themselves, so call before visiting.

How can I verify Yajing Yan Yan Xiong, M.D.'s license?

NPPES lists Arizona license number 76725, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Yajing Yan Yan Xiong, M.D. prescribe under Medicare Part D?

In 2024, Yajing Yan Yan Xiong, M.D. had 47 Medicare Part D claims for 12 beneficiaries; the average among neurology physician prescribers was 1,370. 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.