NPPES file of Aug 9, 2026

Yixuan Chang, NP

Nurse Practitioner · Los Angeles, CA

Yixuan Chang, NP is a nurse practitioner with a practice address in Los Angeles, California, and NPI 1023502598, issued on Jun 19, 2018. Check the license (California 95009221, as entered in NPPES) with the California 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
1023502598
Name
Yixuan Chang
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
95009221 CA
Self-reported in NPPES; status is on the state search
Practice location
100 Ucla Medical Plz Ste 550, Los Angeles, CA 90024
Phone
(310) 794-4955
Enumerated
Jun 19, 2018
Record last updated
Jun 10, 2026
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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Also registered at 100 Ucla Medical Plz Ste 550

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

  1. Meetal Dharia, NPCAdult Health Nurse Practitioner1346559572
  2. Gottfried Konecny, MDHematology & Oncology Physician1427190115
  3. Daniel Shin, M.D.Hematology & Oncology Physician1386902419
  4. Deborah Wong, M.D., PH.D.Hematology & Oncology Physician1902044951

Verify Yixuan Chang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 95009221
    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 California license search

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16% fewer Medicare Part D claims than the average nurse practitioner in 2024

937 Medicare Part D claims for 147 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 77 claims were for opioids.

  1. Yixuan Chang937
  2. Specialty average1,109

Most prescribed

  1. Anastrozole213 claims
  2. Letrozole52 claims
  3. Kisqali47 claims
  4. Prednisone41 claims
  5. Ibrance37 claims
  6. Zolpidem Tartrate29 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: $427.90

5 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Yixuan Chang$427.90
  2. Specialty average$791.64

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

Yixuan Chang among 8,223 nurse practitioner records in California

Yixuan Chang, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 56% of them.

  • NPI issued2018 · 56% of these records are older, 39% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2026 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in California

There are 8,223 nurse practitioner records in California.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Karina Acevedo, AGACNP-BCLos Angeles, CA 900241205485646
  2. Jhoanna Anuran Torres, NPLos Angeles, CA 900241184870537
  3. Rachelle DiosdadoLos Angeles, CA 900241932714987
  4. Jean Gima, NPLos Angeles, CA 900241760400972
  5. Parntip Lai, AG-ACNPLos Angeles, CA 900241487078002
  6. Nancy Livingston, NPLos Angeles, CA 900241902147978
  7. Molly Oswald, NPLos Angles, CA 900241285145672
  8. Anca Rahman, NPLos Angeles, CA 900241760925317

Common questions

What is Yixuan Chang, NP's NPI number?

Yixuan Chang, NP's National Provider Identifier (NPI) is 1023502598, issued on Jun 19, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Yixuan Chang, NP located?

The NPPES record lists a practice address at 100 Ucla Medical Plz Ste 550, Los Angeles, CA, 90024. Phone: (310) 794-4955. Providers update this record themselves, so call before visiting.

How can I verify Yixuan Chang, NP's license?

NPPES lists California license number 95009221, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Yixuan Chang, NP prescribe under Medicare Part D?

In 2024, Yixuan Chang, NP had 937 Medicare Part D claims for 147 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.