| Medical Oncology | 495 | $1,111,166,121 |
| Hematology & Oncology | 838 | $1,054,159,931 |
| Family Medicine | 8,760 | $727,763,038 |
| Internal Medicine | 7,675 | $685,656,775 |
| Orthopaedic Surgery | 1,337 | $313,425,132 |
| Ophthalmology | 1,355 | $263,858,684 |
| Endocrinology, Diabetes & Metabolism | 658 | $239,418,662 |
| Gastroenterology | 1,350 | $219,633,007 |
| Psychiatry | 2,238 | $198,888,728 |
| Neurology | 1,246 | $177,623,322 |
| Cardiovascular Disease | 1,515 | $164,082,372 |
| Rheumatology | 512 | $158,270,561 |
| Dermatology | 1,098 | $145,223,173 |
| Infectious Disease | 576 | $127,897,256 |
| Nephrology | 1,070 | $121,888,207 |
| Pediatrics | 5,361 | $119,416,508 |
| Obstetrics & Gynecology | 3,099 | $117,270,928 |
| Pulmonary Disease | 904 | $109,881,622 |
| Emergency Medicine | 3,952 | $106,180,132 |
| Unspecified | 3,775 | $104,447,150 |
| Interventional Cardiology | 686 | $97,888,873 |
| Urology | 878 | $91,979,650 |
| Gynecologic Oncology | 135 | $78,003,014 |
| Pediatric Hematology-Oncology | 235 | $76,609,239 |
| Otolaryngology | 729 | $62,168,498 |
| Surgery | 1,830 | $62,167,368 |
| Anesthesiology | 3,899 | $59,552,864 |
| Hematology | 97 | $58,199,361 |
| Radiation Oncology | 418 | $54,738,506 |
| Neurological Surgery | 582 | $52,635,889 |
| Clinical Cardiac Electrophysiology | 233 | $48,305,518 |
| Clinical Pharmacology | 2 | $47,446,920 |
| General Practice | 8,074 | $43,606,840 |
| Foot & Ankle Surgery | 684 | $43,476,268 |
| Orthopaedic Surgery of the Spine | 207 | $36,271,946 |
| Hospitalist | 1,284 | $35,070,618 |
| Family | 15,456 | $30,663,298 |
| Allergy & Immunology | 336 | $29,825,169 |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 424 | $29,106,221 |
| Neurology with Special Qualifications in Child Neurology | 193 | $29,017,125 |
| Advanced Heart Failure and Transplant Cardiology | 75 | $28,456,846 |
| Sports Medicine | 437 | $28,385,483 |
| Retina Specialist | 108 | $27,118,242 |
| Optometrist | 4,315 | $25,240,340 |
| Physician Assistant | 8,308 | $22,968,751 |
| Vascular Surgery | 347 | $19,927,441 |
| Diagnostic Radiology | 2,506 | $19,638,368 |
| Allergy | 69 | $19,574,119 |
| Transplant Hepatology | 28 | $19,331,121 |
| Nuclear Medicine | 37 | $19,050,531 |
| Sleep Medicine | 112 | $18,546,274 |
| Critical Care Medicine | 507 | $18,140,305 |
| Pediatric Infectious Diseases | 66 | $18,059,991 |
| Behavioral Neurology & Neuropsychiatry | 14 | $17,451,712 |
| Adult Reconstructive Orthopaedic Surgery | 86 | $17,139,984 |
| Interventional Pain Medicine | 287 | $16,002,665 |
| Surgical Oncology | 191 | $15,508,793 |
| Pediatric Dentistry | 720 | $14,263,011 |
| Geriatric Medicine | 275 | $13,972,166 |
| Pain Medicine | 583 | $13,886,706 |
| Pediatric Gastroenterology | 159 | $12,766,796 |
| Reproductive Endocrinology | 142 | $11,890,497 |
| Anatomic Pathology & Clinical Pathology | 736 | $11,795,919 |
| Vascular & Interventional Radiology | 299 | $11,687,415 |
| Clinical Genetics (M.D.) | 37 | $11,324,351 |
| Hepatology | 22 | $10,920,051 |
| Orthopaedic Trauma | 74 | $10,687,981 |
| Dentist | 4,816 | $10,340,741 |
| Dermatopathology | 54 | $10,232,094 |
| Podiatrist | 470 | $9,659,176 |
| Geriatric Psychiatry | 21 | $9,470,778 |
| Neuromuscular Medicine | 16 | $9,452,411 |
| Adolescent Medicine | 68 | $9,186,465 |
| Pediatric Endocrinology | 120 | $8,831,533 |
| Gynecology | 161 | $8,327,024 |
| Vascular Neurology | 76 | $8,244,832 |
| Nurse Practitioner | 5,422 | $8,149,700 |
| Plastic Surgery | 337 | $7,987,625 |
| Psychiatric/Mental Health | 2,724 | $7,921,681 |
| Endocrinology | 18 | $7,622,487 |
| Medical | 1,490 | $7,312,769 |
| Colon & Rectal Surgery | 200 | $6,953,692 |
| Plastic and Reconstructive Surgery | 378 | $5,932,824 |
| Orthodontics and Dentofacial Orthopedics | 990 | $5,810,561 |
| Pediatric Pulmonology | 104 | $5,668,080 |
| Pediatric Dermatology | 15 | $5,378,028 |
| Clinical Neurophysiology | 50 | $4,988,995 |
| Obstetrics | 85 | $4,611,214 |
| Periodontics | 403 | $4,502,848 |
| Maternal & Fetal Medicine | 228 | $4,473,451 |
| Surgical Critical Care | 104 | $4,339,793 |
| Physical Medicine and Rehabilitation | 651 | $4,261,940 |
| Hand Surgery | 170 | $4,136,425 |
| Blood Banking & Transfusion Medicine | 13 | $4,065,616 |
| Adult Medicine | 98 | $3,831,666 |
| Allergy/ Immunology | 14 | $3,814,612 |
| Adult Health | 933 | $3,546,714 |
| Acute Care | 2,323 | $3,402,757 |
| Undersea and Hyperbaric Medicine | 59 | $2,970,725 |
| Neonatal-Perinatal Medicine | 352 | $2,934,384 |
| MOHS-Micrographic Surgery | 109 | $2,926,742 |
| Pediatric Allergy/Immunology | 29 | $2,895,617 |
| Procedural Dermatology | 25 | $2,876,454 |
| Pediatric Cardiology | 244 | $2,870,867 |
| Epilepsy | 36 | $2,824,731 |
| Oral and Maxillofacial Surgery | 591 | $2,750,706 |
| Transplant Surgery | 70 | $2,744,438 |
| Child & Adolescent Psychiatry | 301 | $2,510,011 |
| Public Health & General Preventive Medicine | 41 | $2,415,914 |
| Urogynecology and Reconstructive Pelvic Surgery | 74 | $2,306,714 |
| Orthopedic Surgery | 33 | $2,281,773 |
| Nuclear Radiology | 20 | $2,222,007 |
| Endodontics | 362 | $2,109,926 |
| Cardiology | 33 | $2,071,850 |
| Neuroradiology | 59 | $2,057,457 |
| Pediatric Orthopaedic Surgery | 82 | $2,018,421 |
| Pediatric Nephrology | 61 | $2,006,436 |
| Nurse Anesthetist, Certified Registered | 4,115 | $1,995,049 |
| Surgical | 804 | $1,854,375 |
| Neurocritical Care | 46 | $1,849,960 |
| Foot Surgery | 71 | $1,837,612 |
| Trauma Surgery | 108 | $1,698,295 |
| Brain Injury Medicine | 10 | $1,486,500 |
| Corneal and Contact Management | 103 | $1,459,457 |
| Independent Medical Examiner | 5 | $1,402,132 |
| Facial Plastic Surgery | 42 | $1,362,540 |
| Hospice and Palliative Medicine | 136 | $1,345,138 |
| Clinical Molecular Genetics | 5 | $1,310,739 |
| Gerontology | 653 | $1,198,584 |
| Prosthodontics | 245 | $1,174,585 |
| Emergency Medical Services | 127 | $1,129,851 |
| Pediatric Critical Care Medicine | 165 | $1,001,586 |
| Pediatric Rheumatology | 32 | $863,677 |
| Cornea and External Diseases Specialist | 35 | $858,367 |
| Women's Health | 609 | $833,792 |
| Otolaryngology/Facial Plastic Surgery | 51 | $818,936 |
| Glaucoma Specialist | 31 | $785,980 |
| Obesity Medicine | 17 | $776,454 |
| Anatomic Pathology | 72 | $751,895 |
| Preventive Medicine/Occupational Environmental Medicine | 16 | $719,711 |
| Plastic Surgery within the Head & Neck | 50 | $694,603 |
| Surgery of the Hand | 68 | $671,544 |
| Clinical Biochemical Genetics | 4 | $670,021 |
| Pediatric Emergency Medicine | 109 | $653,649 |
| Primary Care | 563 | $635,435 |
| Ophthalmic Plastic and Reconstructive Surgery | 36 | $627,372 |
| Pediatric Otolaryngology | 76 | $607,220 |
| Addiction Medicine | 42 | $568,750 |
| Otology & Neurotology | 33 | $538,915 |
| Pediatric Surgery | 96 | $474,719 |
| Registered Nurse | 192 | $432,657 |
| Clinical Pathology/Laboratory Medicine | 31 | $404,332 |
| General Surgery | 61 | $344,971 |
| Pediatric Anesthesiology | 105 | $318,338 |
| Hematology-Oncology | 7 | $307,658 |
| Pediatric Radiology | 31 | $280,555 |
| Clinical & Laboratory Immunology | 2 | $275,259 |
| Family Practice | 646 | $269,581 |
| Medical Biochemical Genetics | 2 | $266,482 |
| Advanced Practice Midwife | 356 | $252,182 |
| Clinical Pathology | 20 | $241,384 |
| Neuro-ophthalmology | 11 | $228,584 |
| Oral and Maxillofacial Radiology | 8 | $227,946 |
| Adult Congenital Heart Disease | 7 | $222,929 |
| Chiropractor | 702 | $183,149 |
| Uveitis and Ocular Inflammatory Disease | 4 | $182,204 |
| Medical Toxicology | 4 | $168,394 |
| Cardiac Surgery | 2 | $153,292 |
| Clinical Nurse Specialist | 88 | $144,526 |
| Neurosurgery | 13 | $144,289 |
| Pediatric Urology | 49 | $135,767 |
| Primary Podiatric Medicine | 36 | $124,753 |
| Pediatric Rehabilitation Medicine | 28 | $104,945 |
| Occupational Medicine | 51 | $103,757 |
| Pediatric Ophthalmology and Strabismus Specialist | 21 | $99,304 |
| Cytopathology | 24 | $98,198 |
| Neuropathology | 6 | $82,194 |
| Complex Family Planning | 2 | $81,552 |
| Phlebology | 6 | $77,114 |
| Otolaryngic Allergy | 7 | $66,820 |
| Clinical & Laboratory Dermatological Immunology | 5 | $54,409 |
| Addiction Psychiatry | 25 | $45,830 |
| Family Health | 23 | $39,601 |
| Psychiatric/Mental Health, Adult | 22 | $37,341 |
| Forensic Psychiatry | 11 | $37,290 |
| Neonatal | 245 | $37,194 |
| Neurodevelopmental Disabilities | 14 | $33,432 |
| Therapeutic Radiology | 9 | $33,218 |
| Anesthesiologist Assistant | 218 | $30,741 |
| Dental Public Health | 38 | $30,635 |
| Emergency | 3 | $28,948 |
| Neuromusculoskeletal Medicine & OMM | 19 | $27,569 |
| Developmental - Behavioral Pediatrics | 35 | $26,442 |
| Oral and Maxillofacial Pathology | 30 | $23,526 |
| Pediatrics, Critical Care | 62 | $18,794 |
| Vision Therapy | 12 | $15,725 |
| Orofacial Pain | 16 | $15,490 |
| Aerospace Medicine | 15 | $15,190 |
| Molecular Genetic Pathology | 5 | $14,671 |
| Medical-Surgical | 23 | $13,858 |
| Rehabilitation | 107 | $13,218 |
| Neonatal, Critical Care | 88 | $12,704 |
| Psychosomatic Medicine | 7 | $10,643 |
| Critical Care (Intensivists) | 22 | $9,400 |
| Low Vision Rehabilitation | 7 | $7,373 |
| Colorectal Surgery (Proctology) | 2 | $6,015 |
| Interventional Pain Management | 3 | $5,556 |
| Optometry | 48 | $5,341 |
| Spinal Cord Injury Medicine | 12 | $5,259 |
| Psychiatric/Mental Health, Geropsychiatric | 1 | $5,085 |
| Sports Physician | 26 | $5,064 |
| Dental Hygienist | 13 | $4,856 |
| Women's Health Care, Ambulatory | 6 | $4,766 |
| Licensed Practical Nurse | 14 | $4,761 |
| Radiological Physics | 4 | $4,514 |
| Oncology | 4 | $4,449 |
| Licensed Vocational Nurse | 30 | $4,154 |
| Pain Management | 9 | $4,103 |
| Integrative Medicine | 1 | $4,049 |
| Nuclear Cardiology | 8 | $3,916 |
| Neuromusculoskeletal Medicine, Sports Medicine | 4 | $3,581 |
| Perinatal | 9 | $3,372 |
| Podiatry | 51 | $3,305 |
| Administrator | 7 | $3,205 |
| Occupational Health | 15 | $3,130 |
| Body Imaging | 18 | $3,127 |
| Community Health | 5 | $2,894 |
| Dental Anesthesiology | 22 | $2,728 |
| Registered Nurse First Assistant | 21 | $2,627 |
| Wound Care | 2 | $2,617 |
| Occupational Vision | 3 | $2,174 |
| Case Management | 4 | $1,618 |
| Psychiatric/Mental Health, Child & Adolescent | 4 | $1,539 |
| Certified Nurse Midwife | 2 | $1,521 |
| Public Medicine | 1 | $1,377 |
| Nutrition | 12 | $1,376 |
| Technician/Technologist | 1 | $1,361 |
| School | 1 | $1,338 |
| Child Abuse Pediatrics | 4 | $1,322 |
| Transplantation | 1 | $1,083 |
| Diabetes Educator | 9 | $948 |
| Pathology | 348 | $933 |
| Sports Vision | 3 | $907 |
| Community Health/Public Health | 1 | $778 |
| Pediatric Pathology | 7 | $584 |
| Forensic Pathology | 6 | $534 |
| Diagnostic Ultrasound | 4 | $507 |
| Home Health | 8 | $410 |
| Dental Assistant | 2 | $392 |
| Psychiatric/Mental Health, Community | 1 | $349 |
| Neonatal Intensive Care | 3 | $319 |
| Psychiatric/Mental Health, Child & Family | 2 | $296 |
| Certified Registered Nurse Anesthetist (CRNA) | 851 | $264 |
| Internist | 3 | $236 |
| Orthopedic | 5 | $206 |
| Radiology | 2 | $195 |
| Certified Clinical Nurse Specialist | 19 | $194 |
| Physical Therapist in Private Practice | 3,578 | $152 |
| Diagnostic Neuroimaging | 1 | $149 |
| Nuclear Imaging & Therapy | 1 | $146 |
| Denturist | 1 | $133 |
| Clinical Cytogenetics | 2 | $116 |
| Hemodialysis | 1 | $107 |
| College Health | 1 | $107 |
| Reproductive Endocrinology/Infertility | 1 | $98 |
| Oral Medicine | 1 | $92 |
| Optician | 3 | $91 |
| Lactation Consultant | 2 | $75 |
| Ph.D. Medical Genetics | 1 | $47 |
| Perioperative | 1 | $35 |
| Immunopathology | 1 | $35 |
| Pediatric Chiropractor | 1 | $25 |
| Ambulatory Care | 1 | $24 |
| Licensed Clinical Social Worker | 568 | $23 |
| Obstetric, Inpatient | 1 | $23 |
| Maternal Newborn | 1 | $21 |
| Thermography | 1 | $20 |
| Audiologist | 495 | $20 |
| Neuroscience | 1 | $17 |
| Infusion Therapy | 1 | $16 |
| Gynecological Oncology | 3 | $0 |
| Psychologist, Clinical | 621 | $0 |
| Micrographic Dermatologic Surgery | 1 | $0 |
| Pediatric Medicine | 19 | $0 |
| Interventional Radiology | 1 | $0 |
| Osteopathic Manipulative Medicine | 8 | $0 |
| Undefined Physician type | 1 | $0 |
| Oral Surgery (Dentist only) | 7 | $0 |
| Maxillofacial Surgery | 2 | $0 |
| Anesthesiology Assistant | 158 | $0 |
| Hospice and Palliative Care | 50 | $0 |
| Chiropractic | 1,260 | $0 |
| Registered Dietitian or Nutrition Professional | 114 | $0 |
| Preventive Medicine | 3 | $0 |
| Licensed Professional Counselor | 178 | $0 |
| Occupational Therapist in Private Practice | 379 | $0 |
| Speech Language Pathologist | 150 | $0 |
| Clinical Laboratory | 1 | $0 |
| Marriage and Family Therapist | 7 | $0 |
| Mass Immunizer Roster Biller | 3 | $0 |
| Independent Diagnostic Testing Facility (IDTF) | 1 | $0 |
| Hematopoietic Cell Transplantation and Cellular Therapy | 1 | $0 |
| Pharmacy | 2 | $0 |
| Ambulance Service Provider | 1 | $0 |