Apply to Medical School

Learn about the application process

The American Association of Colleges of Osteopathic Medicine Application Service – also known as AACOMAS - is the centralized online application service for U.S. colleges of osteopathic medicine.  

AACOMAS simplifies the process of applying to osteopathic medical school. Complete one application and send it with the required information to our centralized service. We verify your application for accuracy, process it and send it with your materials to those osteopathic medical schools you designate. 


The 2023-2024 AACOMAS application cycle is now open.  Start Your Application

Key Dates: 2023-2024 Application Cycle

May 4, 2023: 
AACOMAS application open for submissions. 
Colleges begin receiving and processing applications.

Academic Update (Coursework) Periods:
Sept. 1, 2023 – Oct. 13, 2023
Dec. 15, 2023 – Feb. 16, 2024
Mar. 15, 2024 – Apr. 12, 2024

Admission Requirements

Find out what the admissions committees and interviewers are looking for in a prospective student

Application Instructions

Learn how to use the AACOMAS system to apply to osteopathic medical school.

Application Deadlines

The application cycle runs May to the following April. Deadlines for each college program can be found in the Choose DO Explorer.

AACOMAS Fee Waiver

A limited number of application fee waivers are available for the 2023-24 cycle and are worth $198 each.