Become a Member

Full Membership

Membership is available to physicians who have graduated from an AOA-accredited or LCME-accredited college of medicine, have successfully completed a surgical residency training program either approved by the AOA or accredited by ACGME, and are fully licensed to practice medicine and surgery in the state in which he or she practices. Allow up to 45 days for application processing. All newly elected members are required to participate in a membership induction ceremony (held at the Annual Clinical Assembly of Osteopathic Surgeons) within three years following election to membership.

Military members, please note that ACOS offers a reduced membership rate for our military members. Please be sure to join or renew your ACOS membership at the ACOS military rate noted below.

Sign and complete all sections of this application and mail with appropriate documentation and a curriculum vitae to the address below. If you had ACGME-accredited training, please attach your certificate of completion to the application.

American College of Osteopathic Surgeons
1680 Duke Street 
Suite 500
Alexandria, VA 22314


Resident Membership

Resident member applications are accepted from resident physicians who have commenced training in an AOA approved or ACGME accredited surgical training program, including the OGME 1 internship year.  Applicants must be a graduate of an AOA accredited college of osteopathic medicine; and be a resident in an AOA approved or ACGME accredited internship or surgical residency training program. Allow up to 45 days for application processing.

ACOS Medical Student Section (ACOS-MSS) Members and Prospective Members

To apply for membership, submit this online membership application with your $30 payment. Students enrolled in AOA-accredited colleges of osteopathic medicine who have an interest in the pursuit of surgical training may apply for ACOS-MSS student membership. Student membership offers medical students an opportunity to become more familiar with the surgical specialties and the American College of Osteopathic Surgeons (ACOS). Student membership expires upon graduation from an AOA-accredited college of osteopathic medicine.


Associate Membership

Associate Membership shall be available to any nonsurgical osteopathic and allopathic physician, or an advance practice provider currently employed by an ACOS member, who support the mission and objectives of the ACOS. An applicant shall meet the following requirements: Allow up to 45 days for application processing.

1. If a physician, he/she shall be a member in good standing of the American Osteopathic Association or AMA recognized national medical specialty society.
2. If an advanced practice provider, he/she shall be a member in good standing with the national specialty society for their specialty (ANA, AAPA, NACNS, etc.)

Allow up to 45 days for application processing.