Clicking on the links below will direct you to an independent physician practice website that is not hosted or maintained by Theda Oaks Ambulatory Surgical Center.



  • Seema A. Dar, MD, Medical Director
  • Amanda Ramirez, Business Office Manager
  • Nekilia Stevenson-Bell, MBA, Administrator

Colon and Rectal Surgery


  • Seema Dar, MD
  • Chaithanya Mallikarjun, MD
  • Muhammad Naeem, MD
  • Desh Sharma, MD
  • Joycelyn Theard, MD
  • Obinna Ukabam, MD

Pain Management

  • Urfan Dar, MD
  • Kanishka Monis, MD
  • Joshua Shroll, MD
  • Sridhar Vasireddy, MD