01Hospitals and care settings
Hospitals and health systems
Critical access hospitals
Rural hospitals
Academic medical centers
Community hospitals
Inpatient facilities
Hospital outpatient departments
Emergency departments
Freestanding emergency rooms
Ambulatory surgery centers
Urgent care centers
Retail and walk-in clinics
02Practices and post-acute settings
Independent physician practices
Hospital-owned clinics
Multispecialty medical groups
Federally qualified health centers
Rural health clinics
Skilled nursing facilities
Long-term acute care hospitals
Inpatient rehabilitation facilities
Home health agencies
Hospice and palliative care organizations
Telehealth practices
Concierge and direct primary care
03Primary, family, and acute care
Family medicine
Internal medicine
General practice
Primary care
Emergency medicine / ER
Urgent care medicine
Hospital medicine
Hospitalists
Geriatric medicine
Preventive medicine
Occupational medicine
Correctional medicine
04Cardiovascular and pulmonary
Cardiology
Interventional cardiology
Electrophysiology
Heart failure and transplant cardiology
Cardiovascular disease
Cardiothoracic surgery
Vascular medicine
Vascular surgery
Pulmonology
Critical care medicine
Pulmonary critical care
Sleep medicine
05Digestive, endocrine, and renal
Gastroenterology
Hepatology
Colorectal medicine
Endocrinology
Diabetes and metabolism
Nephrology
Urology
Bariatric medicine
Bariatric surgery
Nutrition services
Obesity medicine
Transplant medicine
06Cancer, blood, and immune care
Medical oncology
Radiation oncology
Surgical oncology
Hematology
Hematology-oncology
Gynecologic oncology
Pediatric oncology
Allergy and immunology
Rheumatology
Infectious disease
Immunotherapy services
Infusion therapy
07Surgical specialties
General surgery
Trauma surgery
Acute care surgery
Orthopedic surgery
Neurosurgery
Plastic and reconstructive surgery
Hand surgery
Oral and maxillofacial surgery
Thoracic surgery
Transplant surgery
Podiatric surgery
Robotic surgery
08Anesthesia, pain, and musculoskeletal care
Anesthesiology
Pain management
Interventional pain medicine
Orthopedics
Sports medicine
Physical medicine and rehabilitation
Rheumatologic care
Chiropractic services
Physical therapy
Occupational therapy
Speech-language pathology
Prosthetics and orthotics
09Women’s and reproductive health
Obstetrics
Gynecology
Obstetrics and gynecology
Maternal-fetal medicine
Reproductive endocrinology and infertility
Gynecologic oncology
Urogynecology
Family planning
Midwifery
Women’s health
Breast health
Lactation services
010Pediatric and adolescent care
Pediatrics
Neonatology
Adolescent medicine
Pediatric cardiology
Pediatric gastroenterology
Pediatric endocrinology
Pediatric pulmonology
Pediatric neurology
Pediatric surgery
Pediatric critical care
Developmental-behavioral pediatrics
Pediatric hematology-oncology
011Neurology and behavioral health
Neurology
Neurocritical care
Clinical neurophysiology
Epileptology
Headache medicine
Psychiatry
Child and adolescent psychiatry
Geriatric psychiatry
Behavioral health
Psychology
Addiction medicine
Substance use treatment
012Eyes, ears, skin, and oral health
Ophthalmology
Optometry
Retina services
Oculoplastic surgery
Otolaryngology / ENT
Audiology
Dermatology
Mohs surgery
Dentistry
Oral surgery
Periodontics
Orthodontics
013Imaging, laboratory, and pathology
Diagnostic radiology
Interventional radiology
Nuclear medicine
Radiation therapy
Medical imaging
Pathology
Clinical pathology
Anatomic pathology
Laboratory medicine
Toxicology
Molecular diagnostics
Genetic testing
014Ancillary and professional services
Durable medical equipment / DME
Ambulance services
Pharmacy services
Specialty pharmacy
Infusion centers
Wound care
Hyperbaric medicine
Dialysis centers
Clinical research
Genetic counseling
Dietitian and nutrition services
Case management
015Additional clinical programs
HIV medicine
Gender-affirming care
Integrative medicine
Functional medicine
Regenerative medicine
Palliative medicine
Hospice medicine
Occupational health
Employee health
Public health clinics
School-based health services
Community health programs