Sinan Ali Simsir, MD
NPI 1528142445ActiveIndividual· Thoracic Surgery (Cardiothoracic Vascular Surgery)· Dubuque, IA
Thoracic Surgery (Cardiothoracic Vascular Surgery) (MD) with Saint Joseph Regional Medical Center Inc and 1 other group, practicing in Dubuque, Iowa. Mostly services rather than prescriptions: Medicare paid $74,791 for 52 patients in 2024, with only 39 Part D claims. Edwards Lifesciences Corporation was the largest of 3 companies reporting payments in 2025, $333.03 in all, mostly food and beverage. Lists Northwest Health - Porter and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1528142445 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 25, 2006 |
| Last updated in NPPES | Jul 31, 2023 |
| Certified by provider | Jul 31, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Primary | 208G00000X | MD-51799 | IA |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 60358-20 | WI |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 036-130418 | IL |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 108789TEMP | MN |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 2003-00884 | NC |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 25MA08757800 | NJ |
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 - Thoracic Surgery (IA); Practitioner - Thoracic Surgery (IL); Practitioner - Thoracic Surgery (IN); Practitioner - Cardiac Surgery (NJ); Practitioner - Thoracic Surgery (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 52 |
|---|---|
| Services billed | 646 across 62 procedure codes |
| Paid by Medicare | $74,791 |
Part D prescriptions in 2024
| Prescriptions (claims) | 39 · 41 30-day fills |
|---|---|
| Total drug cost | $775.58 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Thoracic Surgery |
Medical groups
- Saint Joseph Regional Medical Center IncMishawaka, IN · 138 clinicians
- Porter Physician Services LLCValparaiso, IN · 99 clinicians
Hospital affiliations
- Northwest Health - PorterValparaiso, IN
- Northwest Health-La PorteLa Porte, IN
- Saint Joseph Regional Medical CenterMishawaka, IN
Industry payments (Open Payments)
- 2025$333.03 · 7 payments from 3 companies
- 2024$67.06 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Edwards Lifesciences Corporation | $153.30 | 5 |
| Abbott Laboratories | $105.73 | 1 |
| Intuitive Surgical, Inc. | $74.00 | 1 |
What the 2025 payments were for
- Food and Beverage$333.03 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other cardiothoracic surgeons in Dubuque
- 1275752511
- 1265482277