Chien-Yeu Chun
NPI 1922504042ActiveIndividual· Obstetrics & Gynecology, Obstetrics· Las Vegas, NV
Obstetrics & Gynecology, Obstetrics in Las Vegas, Nevada, trained at Wayne State University School of Medicine (class of 2018). Mostly services rather than prescriptions: Medicare paid $1,969 for 16 patients in 2024, with only 22 Part D claims. Chiesi USA, Inc. was the largest of 4 companies reporting payments in 2024, $232.89 in all, mostly food and beverage.
Overview
| NPI | 1922504042 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 5, 2018 |
| Last updated in NPPES | Jul 21, 2022 |
| Certified by provider | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Obstetrics Primary | 207VX0000X | 22558 | NV |
| Obstetrics & Gynecology, Obstetrics | 207VX0000X | NVPENDING | NV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 16 |
|---|---|
| Services billed | 35 across 8 procedure codes |
| Paid by Medicare | $1,969 |
Part D prescriptions in 2024
| Prescriptions (claims) | 22 · 49 30-day fills |
|---|---|
| Total drug cost | $1,137 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Iriye Medical Group PLLCLas Vegas, NV · 59 clinicians
Industry payments (Open Payments)
- 2024$232.89 · 6 payments from 4 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Chiesi USA, Inc. | $124.97 | 1 |
| Daiichi Sankyo Inc. | $55.16 | 3 |
| Astellas Pharma US Inc | $33.15 | 1 |
| Coloplast Corp | $19.61 | 1 |
What the 2024 payments were for
- Food and Beverage$232.89 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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