2021 Annual Clinical Assembly of Osteopathic Surgeons



2021 Annual Clinical Assembly

The 2021 Annual Clinical Assembly (ACA) will be held September 29th through October 3rd, 2021 at the JW Marriott Orlando, Grande Lakes in Orlando, Florida.

Offering educational programming across six surgical disciplines (cardiothoracic and vascular, general, neurological, plastic and reconstructive, proctological, and urological), the ACA is the trademark conference of the American College of Osteopathic Surgeons, attracting over 1,200 surgeons from across the country. The conference offers AOA CME credits as well as multiple opportunities for networking, reconnecting with colleagues and meeting new peers.


2021 Annual Clinical Assembly Registration

Registration for this year's ACA is open!

Click here  for detailed *registration information.

*If you need to renew your membership to receive members-only ACA registration pricing, please allow ten minutes for our system to process your member renewal prior to registering for the conference.


Hotel and Travel Information

Visit our ACA Travel Page to learn more about booking your hotel room at our host hotel the JW Marriott Orlando, Grande Lakes in Orlando, Florida. Hotel rooms are available on a strict first-come, first-served basis. Book your room today!


Continuing Medical Education (CME)

The ACA offers educational programming across six surgical specialties. There are discipline specific sessions and sessions applicable across surgical specialties. Participants may earn AOA Category 1-A CME credits for sessions attended and evaluated. This year's Schedule At a Glance can be found here.

Poster Presentations

The Annual Clinical Assembly (ACA) attracts osteopathic residents, surgeons and program directors from across the country. It is an ideal venue to share your research and gain recognition, connections and opportunities to advance your work with the osteopathic surgical community.

The poster portal  is now open and we are actively accepting poster submissions!


Exhibit Space

The ACOS Annual Clinical Assembly offers opportunities for exhibitors and sponsors to interact with a broad spectrum of surgeons across surgical specialties. Please click here  to explore ACA Exhibiting and Marketing opportunities.


Frequently Asked Questions

Click here to read more about our most frequently asked questions? Contact [email protected] if you need further assistance.