All 50 states are represented in the House of Delegates (HOD), along with the District of Columbia, Guam, Puerto Rico and the Virgin Islands.
Other groups entitled to a seat(s) in the HOD are:
Federal services
- U.S. Air Force
- U.S. Army
- U.S. Department of Veterans Affairs
- U.S. Navy
- U.S. Public Health Service
National medical specialty societies
- Academy of Physicians in Clinical Research
- Aerospace Medical Association
- AMDA—The Society for Post-acute and Long-term Care Medicine
- American Academy of Allergy, Asthma and Immunology
- American Academy of Child and Adolescent Psychiatry
- American Academy of Cosmetic Surgery
- American Academy of Dermatology
- American Academy of Facial Plastic and Reconstructive Surgery
- American Academy of Family Physicians
- American Academy of Hospice and Palliative Medicine
- American Academy of Insurance Medicine
- American Academy of Neurology
- American Academy of Ophthalmology
- American Academy of Orthopaedic Surgeons
- American Academy of Otolaryngic Allergy Inc.
- American Academy of Otolaryngology—Head and Neck Surgery
- American Academy of Pain Medicine
- American Academy of Pediatrics
- American Academy of Physical Medicine and Rehabilitation
- American Academy of Psychiatry and the Law
- American Academy of Sleep Medicine
- American Association for Geriatric Psychiatry
- American Association for Hand Surgery
- American Association for Thoracic Surgery
- American Association of Clinical Endocrinologists
- American Association of Clinical Urologists, Inc.
- American Association of Gynecologic Laparoscopists
- American Association of Neurological Surgeons
- American Association of Neuromuscular & Electrodiagnostic Medicine
- American Association of Plastic Surgeons
- American Association of Public Health Physicians
- American Clinical Neurophysiology Society
- American College of Allergy, Asthma and Immunology
- American College of Cardiology
- American College of Chest Physicians (CHEST)
- American College of Emergency Physicians
- American College of Gastroenterology
- American College of Legal Medicine
- American College of Medical Genetics and Genomics
- American College of Medical Quality
- American College of Mohs Surgery
- American College of Nuclear Medicine
- American College of Obstetricians and Gynecologists
- American College of Occupational and Environmental Medicine
- American College of Physicians
- American College of Preventive Medicine
- American College of Radiation Oncology
- American College of Radiology
- American College of Rheumatology
- American College of Surgeons
- American Gastroenterological Association
- American Geriatrics Society
- American Institute of Ultrasound in Medicine
- American Medical Group Association
- American Orthopaedic Association
- American Orthopaedic Foot and Ankle Society
- American Psychiatric Association
- American Rhinologic Society
- American Roentgen Ray Society
- American Society for Aesthetic Plastic Surgery, Inc.
- American Society for Clinical Pathology
- American Society for Dermatologic Surgery
- American Society for Gastrointestinal Endoscopy
- American Society for Metabolic and Bariatric Surgery
- American Society for Radiation Oncology
- American Society for Reconstructive Microsurgery
- American Society for Reproductive Medicine
- American Society for Surgery of the Hand
- American Society of Abdominal Surgeons
- American Society of Addiction Medicine
- American Society of Anesthesiologists
- American Society of Breast Surgeons
- American Society of Cataract and Refractive Surgery
- American Society of Clinical Oncology
- American Society of Colon and Rectal Surgeons
- American Society of Cytopathology
- American Society of Dermatopathology
- American Society of Echocardiography
- American Society of General Surgeons
- American Society of Hematology
- American Society of Interventional Pain Physicians
- American Society of Maxillofacial Surgeons
- American Society of Neuroimaging
- American Society of Neuroradiology
- American Society of Ophthalmic Plastic and Reconstructive Surgery
- American Society of Plastic Surgeons
- American Society of Retina Specialists
- American Society of Transplant Surgeons
- American Thoracic Society
- American Urological Association
- American Vein and Lymphatic Society
- Association of Military Surgeons of the United States
- Association of University Radiologists
- College of American Pathologists
- Congress of Neurological Surgeons
- Contact Lens Association of Ophthalmologists
- Heart Rhythm Society
- Infectious Diseases Society of America
- International Academy of Independent Medical Evaluators
- International College of Surgeons: U.S. Section
- International Society for the Advancement of Spine Surgery
- International Society of Hair Restoration Surgery
- National Association of Medical Examiners
- North American Neuromodulation Society
- North American Neuro-Ophthalmology Society
- North American Spine Society
- Obesity Medicine Association
- Radiological Society of North America
- Renal Physicians Association
- Society for Cardiovascular Angiography and Interventions
- Society for Investigative Dermatology, Inc.
- Society for Vascular Surgery
- Society of American Gastrointestinal Endoscopic Surgeons
- Society of Critical Care Medicine
- Society of Hospital Medicine
- Society of Interventional Radiology
- Society of Laparoendoscopic Surgeons
- Society of Nuclear Medicine and Molecular Imaging
- Society of Thoracic Surgeons
- Spine Intervention Society
- The Endocrine Society
- The Triological Society
- Undersea and Hyperbaric Medical Society
- United States and Canadian Academy of Pathology
Other national medical associations
- American Medical Women’s Association
- American Osteopathic Association
- National Medical Association
Professional interest medical associations
- American Association of Physicians of Indian Origin
- GLMA
Sections and groups
- Academic Physicians Section
- Integrated Physician Practice Section
- International Medical Graduates Section
- Medical Student Section
- Minority Affairs Section
- Organized Medical Staff Section
- Resident and Fellow Section
- Senior Physicians Section
- Young Physicians Section
- Women Physicians Section
