The doctors, nurses, and technicians who focus on one organ system or disease, like kidneys, lungs, blood, hormones, or sleep, plus the clinics and procedure rooms where they work.
Top pay: highest pay, longest training
Gastroenterologist: Diagnoses and treats problems of the stomach, intestines, liver, and pancreas. Typical pay $480k.
Pulmonologist: Treats lung and breathing diseases like asthma, COPD, and lung cancer. Typical pay $400k.
Nephrologist: Cares for people with kidney disease, high blood pressure, and kidney failure. Typical pay $310k.
Endocrinologist: Treats hormone conditions such as diabetes, thyroid disease, and growth problems. Typical pay $270k.
Rheumatologist: Diagnoses autoimmune and joint diseases like lupus and rheumatoid arthritis. Typical pay $280k.
Allergist / Immunologist: Finds and treats allergies, asthma, and immune system disorders. Typical pay $300k.
Hematologist: Treats blood diseases such as anemia, clotting disorders, sickle cell disease, and leukemia. Typical pay $400k.
Neonatologist: Leads intensive care for premature and critically ill newborns. Typical pay $330k.
Radiation Oncologist: Treats cancer with precisely aimed beams of radiation. Typical pay $480k.
Urologist: Surgeon who treats the kidneys, bladder, and male reproductive organs. Typical pay $450k.
Vascular Surgeon: Repairs arteries and veins, from bulging aortas to blocked leg arteries. Typical pay $480k.
Pain Medicine Physician: Treats chronic pain with nerve blocks, spinal procedures, and long-term care plans. Typical pay $420k.
Sleep Medicine Physician: Diagnoses and treats sleep disorders like sleep apnea, narcolepsy, and insomnia. Typical pay $280k.
Child Abuse Pediatrician: Pediatric specialist who evaluates children for suspected abuse and neglect. Typical pay $230k.
Nuclear Medicine Physician: Uses radioactive tracers to image the body and to treat cancers from the inside. Typical pay $380k.
Podiatrist: Diagnoses and treats problems of the foot, ankle, and lower leg. Typical pay $160k.
Neurologist: Diagnoses and treats diseases of the brain, spinal cord, and nerves, like epilepsy, stroke, migraine, and MS. Typical pay $300k.
Infectious Disease Physician: Doctor who treats tough infections like HIV, drug-resistant bacteria, and rare tropical diseases. Typical pay $260k.
Medical Geneticist: Physician who diagnoses and treats genetic conditions in children and adults. Typical pay $240k.
Mohs Surgeon: Dermatologist who removes skin cancers layer by layer and checks each layer under a microscope during the same visit. Typical pay $500k.
Mid pay: solid pay, degree or apprenticeship
Nephrology (Dialysis) Nurse: Registered nurse who cares for patients with kidney failure, mostly during dialysis. Typical pay $90k.
Wound, Ostomy & Continence Nurse: Specialist RN who heals stubborn wounds and helps patients live with ostomies. Typical pay $95k.
Lithotripsy Technologist: Drives a truck-mounted shock-wave machine to hospitals and runs it while urologists blast kidney stones into sand. Typical pay $68k.
Starter: fastest way in
Dialysis Technician: Sets up and runs the machines that clean blood for people whose kidneys have failed. Typical pay $45k.
Endoscopy Technician: Prepares and cleans the camera scopes used to look inside the digestive tract and lungs. Typical pay $45k.
Cardiac Monitor Technician: Watches heart rhythm monitors for a whole hospital floor and sounds the alarm on dangerous rhythms. Typical pay $42k.
Allergy Technician: Does skin-prick allergy tests and mixes the custom allergy shots that patients get every week or month. Typical pay $42k.
Hair Restoration Technician: Helps surgeons move thousands of hair follicles, one tiny graft at a time, to rebuild a balding scalp. Typical pay $52k.
Career Universe is an early version. Pay, training and AI-risk figures are estimates to start your own research, not verified facts. The research was written with AI research assistants, checked by validation scripts and spot-checked by hand. Check anything important with schools, employers and official sources. How the numbers work.