- AdvaMed
- American Association on Health and Disability
- American Association of People with Disabilities
- American College of Cardiology
- Alliance for Aging Research
- Alliance for Patient Access
- ALS Association
- American Academy of Nursing
- American Academy of Otolaryngology - Head and Neck Surgery
- American Association for Cancer Research
- American Association of Neurological Surgeons
- American Gastroenterological Association
- American Osteopathic Association
- American Society for Dermatologic Surgery Association (ASDSA)
- American Society of Plastic Surgeons
- American Urological Association
- Association of Black Cardiologists
- Association of Clinical Research Organizations
- Autism Society of America
- Beyond Type 1
- Biotechnology Industry Organization
- CancerCare
- Cancer Support Community
- CARE About Fibroids
- Coalition of State Rheumatology Organizations
- COPD Foundation
- CureSMA
- Cutaneous Lymphoma Foundation.
- Diabetes Leadership Council
- Diabetes Patient Advocacy Coalition
- Easter Seals
- Epilepsy Foundation
- EveryLife Foundation for Rare Diseases
- FasterCures
- Fight Colorectal Cancer
- Global Liver Institute
- HealthHIV
- Hepatitis C Mentor and Support Group (HCMSG)
- Hepatitis Foundation
- IC&RC
- International College of Physicians and Surgeons
- International Cancer Advocacy Network
- International Foundation for Autoimmune and Autoinflammatory Arthritis (AiArthritis)
- Kidney Cancer Association
- Lupus and Allied Diseases Association
- Mens Health Network
- Mended Hearts
- Mended Little Hearts
- Mental Health America
- National Alliance for Caregiving
- National Alliance for Hispanic Health
- National Alliance on Mental Illness
- National Hispanic Medical Association
- National Infusion Center Association
- National Latina Health Network
- Pediatric Congenital Heart Association
- Plasma Protein Therapeutics Association
- Pharmaceutical Research and Manufacturers of America
- Preparedness & Treatment Equity Coalition
- RetireSafe
- Society for Women's Health Research
- Sudden Cardiac Arrest Association
- Tuberous Sclerosis Alliance
- The Advanced Medical Technology Association
- The Bonnell Foundation
- The White Dress Project
- United Cerebral Palsy (UCP)
- United Spinal Association
- VHL Family Alliance
- Washington Legal Foundation
- Society of Thoracic Surgeons