Subspecialties
Practitioners of ABPM’s subspecialties care for and improve the health of an array of populations, using diverse means, in a variety of settings.
Apply March 11 through June 30, 2026, to be eligible to take the certification exam. Eligible physicians may register for the 2026 certification exams beginning May 20, 2026.
To begin an application, choose a subspecialty below.
Addiction Medicine
Addiction Medicine is concerned with the prevention, evaluation, diagnosis, treatment, and recovery of persons with the disease of addiction, of those with substance-related health conditions, and of people who show unhealthy use of substances including nicotine, alcohol, prescription medications and other licit and illicit drugs.
Clinical Informatics
Physicians who practice Clinical Informatics collaborate with other health care and information technology professionals to analyze, design, implement and evaluate information and communication systems that enhance individual and population health outcomes, improve patient care, and strengthen the clinician-patient relationship.
Health Care Administration, Leadership, & Management
Health Care Administration, Leadership, and Management (HALM) represents a body of knowledge and skills that address the system-based needs of health care environments.
Medical Toxicology
Medical toxicologists are physicians who specialize in the prevention, evaluation, treatment, and monitoring of injury and illness from exposures to drugs and chemicals, as well as biological and radiological agents.
Undersea and Hyperbaric Medicine
The subspecialty of Undersea and Hyperbaric Medicine is a discipline that deals with the prevention of injury and illness due to exposure to environments in which the ambient pressure is increased, such as in diving or hyperbaric chamber exposure, and the therapeutic use of high environmental pressure and the delivery of oxygen under high pressure to treat disease.
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