Tian Ran Zhang, MD
NPI 1356894521ActiveIndividual· Surgery, Vascular Surgery· Springfield, IL
Surgery, Vascular Surgery (MD) in Springfield, Illinois, trained at Southern Illinois University School of Medicine (class of 2016). 324 Medicare patients in 2024, $43,271 paid; nearly all of their 176 Part D prescriptions were generic (92%).
Overview
| NPI | 1356894521 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 25, 2016 |
| Last updated in NPPES | Jul 29, 2024 |
| Certified by provider | Jul 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | 036158146 | IL |
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 - Vascular Surgery (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 324 |
|---|---|
| Services billed | 550 across 67 procedure codes |
| Paid by Medicare | $43,271 |
Part D prescriptions in 2024
| Prescriptions (claims) | 176 · 288 30-day fills |
|---|---|
| Patients | 49 |
| Total drug cost | $15,201 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Vascular Surgery |
Medical group
- Siu Physicians and Surgeons IncSpringfield, IL · 314 clinicians
Hospital affiliations
- Decatur Memorial HospitalDecatur, IL
- Memorial Medical CenterSpringfield, IL
- St Anthonys Memorial HospitalEffingham, IL
- St Francis HospitalLitchfield, IL
- St Johns HospitalSpringfield, IL
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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All 19 vascular surgeons in Springfield · All vascular surgeons in Illinois