Ren Yu Zhang, MD
NPI 1902910052ActiveIndividual· Colon & Rectal Surgery· Las Vegas, NV
Colon & Rectal Surgery (MD) in Las Vegas, Nevada, trained at University of Rochester School of Medicine and Dentistry (class of 2003). 232 Medicare patients in 2024, $97,753 paid; nearly all of their 236 Part D prescriptions were generic (96%). Aroa Biosurgery Incorporated reported $84.20 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1902910052 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 18, 2006 |
| Last updated in NPPES | Aug 23, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | 13489 | NV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Colorectal Surgery (Proctology) (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 232 |
|---|---|
| Services billed | 594 across 57 procedure codes |
| Paid by Medicare | $97,753 |
Part D prescriptions in 2024
| Prescriptions (claims) | 236 · 262 30-day fills |
|---|---|
| Patients | 88 |
| Total drug cost | $4,798 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Rochester School of Medicine and Dentistry |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
| Telehealth | Offers telehealth |
Medical group
- Stephanie A Wishnev MD LtdLas Vegas, NV · 2 clinicians
Hospital affiliations
- Mountainview HospitalLas Vegas, NV
- Saint Rose Dominican Hospitals - San Martin CampusLas Vegas, NV
- Southern Hills Hospital and Medical CenterLas Vegas, NV
- Spring Valley Hospital Medical CenterLas Vegas, NV
Industry payments (Open Payments)
- 2025$84.20 · 3 payments from 1 company
- 2024$7,241 · 11 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Aroa Biosurgery Incorporated | $84.20 | 3 |
What the 2025 payments were for
- Food and Beverage$84.20 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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