NPPES file of Aug 9, 2026

Chien-Yeu Chun

Obstetrics Physician · Las Vegas, NV

Chien-Yeu Chun is an obstetrics physician with a practice address in Las Vegas, Nevada, and NPI 1922504042, issued on Apr 5, 2018. Check the license (Nevada 22558, as entered in NPPES) on the Nevada State Board of Medical Examiners; 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
1922504042
Name
Chien-Yeu Chun
Primary taxonomy
Obstetrics Physician 207VX0000X
License numbers
22558 NV
NVPENDING NV
Self-reported in NPPES; status is on the state search
Practice location
2011 Pinto LN Ste 200, Las Vegas, NV 89106
Phone
(702) 382-3200
Enumerated
Apr 5, 2018
Record last updated
Jul 21, 2022
Fax
(702) 382-3575
Medicare enrollment
Enrolled (PECOS I20220914003108); may accept Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2018
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 2011 Pinto LN Ste 200

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

  1. Martha Arbolario, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1962197111
  2. Janine Baumert, CADCAddiction (Substance Use Disorder) Counselor1336639129
  3. Bradley Bosse, MDMaternal & Fetal Medicine Physician1609223593
  4. Anna CoronelGenetic Counselor (M.S.)1588407464
  5. Michelle Crawford, APNNurse Practitioner1386057768
  6. Jennifer Dao, APRNFamily Nurse Practitioner1538696943

Verify Chien-Yeu Chun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNevada State Board of Medical Examiners
    Search for license 22558
    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 Nevada 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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90% fewer Medicare Part D claims than the average obstetrics physician in 2024

22 Medicare Part D claims, against an average of 218 among the 863 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Chien-Yeu Chun22
  2. Specialty average218

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: $232.89

6 payments; by number, the most common kind was food and beverage; the largest payer was Chiesi USA, Inc. The 679 providers of this specialty with any payment received $826.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chien-Yeu Chun$232.89
  2. Specialty average$826.19

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. Iriye Medical Group PLLCLas Vegas, NV

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

Chien-Yeu Chun among 10 obstetrics physician records in Nevada

Chien-Yeu Chun is one of 10 obstetrics physician records with a practice address in Nevada. 100% 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 80% of them.

  • NPI issued2018 · 80% of these records are older, 0% newer
  • In a Medicare fileYes · 100% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Record last updated2022 · 30% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0000X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics Physician providers in Nevada

There are 10 obstetrics physician records in Nevada.

The 8 obstetrics physician records with the nearest ZIP codes

  1. Elizabeth Ehama, D.O.Las Vegas, NV 891061205095403
  2. David Howard, MD, PHDLas Vegas, NV 891041568640159
  3. Emily Culbert, M.D.Las Vegas, NV 891131528181625
  4. Jeffrey Wrightson, M.D.Las Vegas, NV 891281356300743
  5. Robert Modugno, MDLas Vegas, NV 891481528072733
  6. Jacob Eisert, MDHenderson, NV 890521902300569
  7. Jasmine Pedroso, M.D.Henderson, NV 890521962632216
  8. Timothy Sauter, M.D.Henderson, NV 890521699866269

Common questions

What is Chien-Yeu Chun's NPI number?

Chien-Yeu Chun's National Provider Identifier (NPI) is 1922504042, issued on Apr 5, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Chien-Yeu Chun located?

The NPPES record lists a practice address at 2011 Pinto LN Ste 200, Las Vegas, NV, 89106. Phone: (702) 382-3200. Providers update this record themselves, so call before visiting.

How can I verify Chien-Yeu Chun's license?

NPPES lists Nevada license number 22558, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Chien-Yeu Chun prescribe under Medicare Part D?

In 2024, Chien-Yeu Chun had 22 Medicare Part D claims; the average among obstetrics physician prescribers was 218. 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.