American Osteopathic Board of Internal Medicine

The American Osteopathic Board of Internal Medicine (AOBIM) is an organization that provides board certification to qualified Doctors of Osteopathic Medicine (D.O.) who specialize in the prevention, diagnosis, and treatment of disease in adults (internists). The board is one of 18 medical specialty certifying boards of the American Osteopathic Association Bureau of Osteopathic Specialists approved by the American Osteopathic Association (AOA), and was established in 1942. As of December 2011, 3,072 osteopathic internal medical physicians held active certification with the AOBIM.
Board certification.
Initial certification is available to osteopathic internal medicine physicians who have successfully completed an AOA-approved residency in internal medicine, two years of practice, successful completion of written and oral exams, and chart review.
Voluntary recertification was first offered in Fall 1994, and mandatory recertification began in March 1997. Before this time, the initial board certification was permanent and recertification was not required. Since March 1997, if a physician does not recertify every eight years, their board certification status expires.
Osteopathic internal medicine physicians may receive Certification of Special Qualifications in the following areas:
Osteopathic internal medicine physicians may also receive Certification of Added Qualifications (CAQ) in the following areas: 
The Certification of Added Qualifications must be maintained through the process of recertification every 10 years.
In order for an osteopathic physician to be board-certified in internal medicine, they must have graduated from an osteopathic medical school, hold an active license to practice, and complete a written examination. 