Zean Chen, MD
NPI 1871090670ActiveIndividual· Emergency Medicine· Sioux City, IA
Emergency Medicine (MD) with Pine Ridge Indian Health Service Hospital and 4 other groups, practicing in Sioux City, Iowa. 344 Medicare patients in 2024, $50,098 paid; nearly all of their 78 Part D prescriptions were generic (94%). Lists Greene County Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1871090670 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 9, 2018 |
| Last updated in NPPES | Nov 12, 2021 |
| Certified by provider | Nov 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | MD-48547 | IA |
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 - Emergency Medicine (IA); Practitioner - Emergency Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 344 |
|---|---|
| Services billed | 403 across 21 procedure codes |
| Paid by Medicare | $50,098 |
Part D prescriptions in 2024
| Prescriptions (claims) | 78 · 79 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $833.38 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical groups
- Pine Ridge Indian Health Service HospitalPine Ridge, SD · 108 clinicians
- Trinity Medical CenterRock Island, IL · 99 clinicians
- Winnebago Tribe of NebraskaWinnebago, NE · 33 clinicians
- Woodbury Emergency Group, PCSioux City, IA · 17 clinicians
- Seven Hills Emergency Group PCJefferson, IA · 7 clinicians
Hospital affiliations
- Greene County Medical CenterJefferson, IA
- St Lukes Regional Medical CenterSioux City, IA
- Trinity - BettendorfBettendorf, IA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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