Clinicians affiliated with Cardiothoracic Surgery, LLC
15 clinicians on file with this group · most practice in St. Louis, MO-IL · PAC ID 1254365281
8 clinicians affiliated with Cardiothoracic Surgery, LLC are in the 2024 Medicare Part B data, 6 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.
Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report
Affiliated clinicians by specialty, 2024
All specialties · Cardiac Surgery (2) · Nurse Practitioner (2) · Thoracic Surgery (2) · Vascular Surgery (2)
Specialty links go to the specialty in St. Louis, MO-IL.
Clinicians affiliated with Cardiothoracic Surgery, LLC, 2024
Alphabetical by last name; 8.
| Name | Specialty | City |
|---|---|---|
| Umraan S Ahmad, MD | Thoracic Surgery | Saint Louis, MO |
| Mary F Gildehaus, NP | Nurse Practitioner | Chesterfield, MO |
| Jeremy E Leidenfrost, MD | Cardiac Surgery | Chesterfield, MO |
| Ronald D Leidenfrost, MD | Thoracic Surgery | Chesterfield, MO |
| Brian G Peterson, MD | Vascular Surgery | Saint Louis, MO |
| Michael R Reidy, M.D. | Cardiac Surgery | Chesterfield, MO |
| Jennifer L Sanford, MD | Vascular Surgery | Chesterfield, MO |
| Lloyd J Vasquez, NP-C | Nurse Practitioner | Saint Louis, MO |
Practice locations
Listed practice locations in Missouri.
Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.
Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations