Hotel and Travel Information


The 2021 ACOS Annual Clinical Assembly will be held at the JW Marriott Orlando, Grande Lakes in Orlando, Florida. This year's host hotel for the ACOS is a Marriott luxury resort, nestled within 500 acres. Featuring an 18-hole golf course, access to the Ritz Carlton Spa and 12 dining options, we hope you will take advantage of our great opportunities for networking and professional development and we also hope you enjoy and take advantage of all this resort offers this year's attendees!


Online Reservations: Please click on the link provided below or cut and paste this address into your web browser. This dedicated website is already pre-loaded with our group rates.

2021 ACA Reservation link:

Reservation by phone: ACA registrants may contact the JW Marriott Orlando, Grande Lakes Reservations Department to book rooms. To ensure you are receiving the negotiated group rates, you must reference the ACOS group (ACOS 2021 Annual Clinical Assembly of Osteopathic Surgeons)

JW Marriott Orlando, Grande Lakes Reservations: 800-433-5402

Please reference: ACOS 2021 Annual Clinical Assembly of Osteopathic Surgeons

Group Room Rate:

Standard Deluxe Guest Room:     $189.00/night + tax and daily resort fee ($20)  


Resort Fee | What’s included?

  • Enhanced in-room wireless internet for up to 6 devices
  • Daily bike rental through Grande Lakes Sports
  • Transportation to SeaWorld, Universal Studios and Disney theme parks
  • Driving Range privileges
  • Daily recreational activities.


Warning: The reservation methods listed on or communicated directly by the ACOS are the officially authorized methods of booking your room at the host hotel for the 2021 Annual Clinical Assembly of Osteopathic Surgeons. Please beware of fraudulent organizations offering rooms at a significant discount.  Attendees may be lured by highly attractive rates but could fall prey to imposters causing a loss of deposits, be charged hidden fees, or bait and switched to hotel rooms they never booked. Do not give them your credit card information. These companies are in no way affiliated with the Annual Clinical Assembly of Osteopathic Surgeons, the ACOS, the AOCPr or the JW Marriott Orlando Grande Lakes.