| Hematology | 84 | $556,994,942 |
| Hematology & Oncology | 450 | $200,049,204 |
| Neurology | 702 | $139,835,050 |
| Medical Oncology | 157 | $135,132,389 |
| Internal Medicine | 4,428 | $110,493,138 |
| Pediatric Rehabilitation Medicine | 18 | $109,833,278 |
| Orthopaedic Surgery | 794 | $109,075,398 |
| Cardiovascular Disease | 827 | $67,086,918 |
| Family Medicine | 3,983 | $66,256,785 |
| Gastroenterology | 657 | $65,409,178 |
| Ophthalmology | 640 | $57,838,241 |
| Psychiatry | 1,119 | $57,203,226 |
| Dermatology | 460 | $52,806,631 |
| Urology | 485 | $47,887,207 |
| Pulmonary Disease | 571 | $47,743,890 |
| Unspecified | 3,075 | $45,277,890 |
| Rheumatology | 255 | $43,568,442 |
| Pediatric Hematology-Oncology | 143 | $43,095,356 |
| Adult Reconstructive Orthopaedic Surgery | 59 | $42,343,358 |
| Endocrinology, Diabetes & Metabolism | 312 | $41,850,109 |
| Interventional Cardiology | 256 | $38,360,227 |
| Obstetrics & Gynecology | 1,376 | $34,072,110 |
| Allergy & Immunology | 128 | $32,281,705 |
| Gynecologic Oncology | 62 | $31,731,636 |
| Pediatrics | 2,041 | $26,875,674 |
| Clinical Cardiac Electrophysiology | 159 | $26,179,977 |
| Neurology with Special Qualifications in Child Neurology | 113 | $24,904,548 |
| Foot & Ankle Surgery | 429 | $22,832,708 |
| Surgery | 988 | $22,256,910 |
| Pediatric Infectious Diseases | 43 | $20,517,986 |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 245 | $19,727,418 |
| Neurological Surgery | 301 | $19,148,115 |
| Infectious Disease | 308 | $18,115,094 |
| Emergency Medicine | 2,431 | $17,782,704 |
| Hematology-Oncology | 6 | $17,392,063 |
| Optometrist | 1,995 | $16,677,543 |
| Geriatric Medicine | 146 | $14,273,499 |
| Nephrology | 450 | $14,238,998 |
| Oral and Maxillofacial Surgery | 220 | $13,795,620 |
| Retina Specialist | 69 | $13,019,131 |
| Pediatric Endocrinology | 76 | $12,951,479 |
| Family | 6,812 | $12,434,314 |
| Pediatric Allergy/Immunology | 42 | $11,961,209 |
| Radiation Oncology | 255 | $11,943,934 |
| Pediatric Cardiology | 126 | $11,123,097 |
| Pain Medicine | 245 | $11,091,775 |
| Advanced Heart Failure and Transplant Cardiology | 62 | $10,952,174 |
| Plastic Surgery | 191 | $10,772,815 |
| Anesthesiology | 1,623 | $10,385,589 |
| Pediatric Pulmonology | 68 | $9,839,516 |
| Pediatric Rheumatology | 35 | $8,513,684 |
| MOHS-Micrographic Surgery | 35 | $8,346,633 |
| Sports Medicine | 278 | $8,289,709 |
| Child & Adolescent Psychiatry | 160 | $7,786,183 |
| Vascular Surgery | 213 | $7,705,243 |
| Diagnostic Radiology | 1,218 | $7,153,129 |
| Vascular Neurology | 43 | $6,884,743 |
| Clinical Genetics (M.D.) | 42 | $6,156,250 |
| Pediatric Gastroenterology | 114 | $5,941,243 |
| Orthopaedic Surgery of the Spine | 64 | $5,832,260 |
| Podiatrist | 397 | $5,721,459 |
| Psychiatric/Mental Health | 1,808 | $5,576,159 |
| Physician Assistant | 4,098 | $5,479,766 |
| Sleep Medicine | 94 | $5,458,131 |
| Dentist | 1,930 | $5,446,106 |
| Transplant Surgery | 43 | $5,417,169 |
| Otolaryngology | 380 | $5,363,827 |
| Critical Care Medicine | 285 | $5,256,953 |
| Nurse Practitioner | 4,700 | $4,502,566 |
| Orthopaedic Trauma | 38 | $3,811,857 |
| Pediatric Nephrology | 44 | $3,655,332 |
| General Practice | 2,933 | $3,347,308 |
| Adult Health | 1,184 | $3,254,814 |
| Anatomic Pathology & Clinical Pathology | 325 | $3,148,523 |
| Hand Surgery | 88 | $2,369,740 |
| Epilepsy | 21 | $2,270,033 |
| Adolescent Medicine | 58 | $2,148,816 |
| Reproductive Endocrinology | 43 | $2,141,690 |
| Pediatric Radiology | 54 | $2,137,519 |
| Pediatric Orthopaedic Surgery | 52 | $2,059,915 |
| Otology & Neurotology | 16 | $2,044,749 |
| Vascular & Interventional Radiology | 125 | $2,035,812 |
| Interventional Pain Medicine | 67 | $2,033,516 |
| Blood Banking & Transfusion Medicine | 12 | $2,026,091 |
| Anatomic Pathology | 36 | $2,008,559 |
| Trauma Surgery | 51 | $1,869,297 |
| Urogynecology and Reconstructive Pelvic Surgery | 60 | $1,843,512 |
| Neonatal-Perinatal Medicine | 143 | $1,678,388 |
| Physical Medicine and Rehabilitation | 332 | $1,642,030 |
| Surgical Critical Care | 79 | $1,597,731 |
| Plastic and Reconstructive Surgery | 78 | $1,582,422 |
| Acute Care | 1,101 | $1,450,057 |
| Pediatric Emergency Medicine | 76 | $1,272,496 |
| Surgical Oncology | 69 | $1,254,168 |
| Colon & Rectal Surgery | 101 | $1,217,337 |
| Orthodontics and Dentofacial Orthopedics | 329 | $1,194,447 |
| Medical | 547 | $1,162,922 |
| Maternal & Fetal Medicine | 77 | $1,084,903 |
| Clinical Pathology | 7 | $1,067,213 |
| Primary Podiatric Medicine | 17 | $988,491 |
| Geriatric Psychiatry | 16 | $973,391 |
| Transplant Hepatology | 9 | $930,461 |
| Allergy | 15 | $902,175 |
| Interventional Pain Management | 3 | $869,801 |
| Hospitalist | 813 | $849,885 |
| Nuclear Medicine | 8 | $835,248 |
| Pediatric Surgery | 60 | $802,416 |
| Surgical | 294 | $761,308 |
| Prosthodontics | 58 | $747,770 |
| Gynecology | 77 | $733,479 |
| Pediatric Otolaryngology | 42 | $721,590 |
| Periodontics | 139 | $701,866 |
| Pediatric Dermatology | 15 | $688,880 |
| Gerontology | 361 | $679,595 |
| Pediatric Critical Care Medicine | 55 | $642,651 |
| Pediatric Transplant Hepatology | 6 | $606,055 |
| Nurse Anesthetist, Certified Registered | 2,343 | $565,885 |
| Behavioral Neurology & Neuropsychiatry | 5 | $534,474 |
| Glaucoma Specialist | 9 | $475,463 |
| Addiction Medicine | 98 | $473,983 |
| Women's Health | 333 | $466,739 |
| Neuroradiology | 26 | $463,256 |
| Surgery of the Hand | 26 | $423,576 |
| Allergy/ Immunology | 7 | $419,896 |
| Hospice and Palliative Medicine | 88 | $408,755 |
| Primary Care | 321 | $378,716 |
| Dermatopathology | 25 | $374,871 |
| Forensic Psychiatry | 4 | $369,372 |
| Molecular Genetic Pathology | 7 | $358,317 |
| Clinical Nurse Specialist | 97 | $350,580 |
| Neurocritical Care | 30 | $329,685 |
| Obesity Medicine | 15 | $326,388 |
| Obstetrics | 39 | $277,281 |
| Advanced Practice Midwife | 300 | $233,435 |
| Clinical Neurophysiology | 18 | $231,807 |
| Clinical Biochemical Genetics | 2 | $192,205 |
| Pediatric Urology | 28 | $187,285 |
| Orthopedic Surgery | 20 | $158,806 |
| Adult Congenital Heart Disease | 12 | $154,711 |
| Neurodevelopmental Disabilities | 8 | $150,307 |
| Pediatric Pathology | 16 | $146,204 |
| Otolaryngology/Facial Plastic Surgery | 29 | $132,685 |
| Cardiology | 30 | $129,582 |
| Neuromusculoskeletal Medicine & OMM | 14 | $128,928 |
| Facial Plastic Surgery | 26 | $110,769 |
| Pediatric Dentistry | 199 | $107,574 |
| Psychiatric/Mental Health, Adult | 42 | $105,599 |
| General Surgery | 41 | $104,249 |
| Women's Health Care, Ambulatory | 1 | $103,691 |
| Pediatric Anesthesiology | 129 | $96,057 |
| Endodontics | 124 | $91,088 |
| Undersea and Hyperbaric Medicine | 3 | $90,048 |
| Anesthesiologist Assistant | 196 | $88,043 |
| Corneal and Contact Management | 40 | $83,455 |
| Neuromuscular Medicine | 16 | $74,472 |
| Ophthalmic Plastic and Reconstructive Surgery | 10 | $73,433 |
| Cornea and External Diseases Specialist | 5 | $66,573 |
| Integrative Medicine | 2 | $62,983 |
| Magnetic Resonance Imaging (MRI) | 1 | $61,754 |
| Procedural Dermatology | 15 | $58,357 |
| Developmental - Behavioral Pediatrics | 15 | $58,247 |
| Foot Surgery | 28 | $53,334 |
| Pediatric Ophthalmology and Strabismus Specialist | 7 | $50,940 |
| Clinical & Laboratory Immunology | 2 | $49,205 |
| Chiropractor | 263 | $34,233 |
| Registered Nurse | 166 | $32,670 |
| Addiction Psychiatry | 15 | $32,477 |
| Plastic Surgery within the Head & Neck | 19 | $32,330 |
| Hepatology | 2 | $23,784 |
| Emergency Medical Services | 30 | $21,940 |
| Otolaryngic Allergy | 3 | $19,698 |
| Adult Medicine | 22 | $19,307 |
| Preventive Medicine/Occupational Environmental Medicine | 14 | $17,754 |
| Oncology | 20 | $17,305 |
| Interventional Radiology | 1 | $16,967 |
| Dental Public Health | 16 | $16,379 |
| Complex Family Planning | 2 | $15,765 |
| Home Health | 12 | $13,988 |
| Family Health | 11 | $12,977 |
| Clinical & Laboratory Dermatological Immunology | 1 | $12,320 |
| Cytopathology | 9 | $12,267 |
| Psychiatric/Mental Health, Child & Adolescent | 14 | $11,529 |
| Clinical Pathology/Laboratory Medicine | 13 | $10,810 |
| Oral and Maxillofacial Pathology | 16 | $10,682 |
| Neonatal | 78 | $8,638 |
| Ph.D. Medical Genetics | 1 | $8,211 |
| Vision Therapy | 10 | $8,040 |
| Licensed Practical Nurse | 90 | $7,024 |
| Occupational Health | 3 | $6,342 |
| Psychiatric/Mental Health, Child & Family | 2 | $5,779 |
| Nuclear Cardiology | 1 | $5,708 |
| Clinical Pharmacology | 1 | $5,674 |
| Endocrinology | 12 | $5,607 |
| Pediatrics, Critical Care | 22 | $5,505 |
| Neuromusculoskeletal Medicine, Sports Medicine | 4 | $5,470 |
| Community Health | 7 | $5,414 |
| Aerospace Medicine | 10 | $5,357 |
| Public Health & General Preventive Medicine | 8 | $4,938 |
| Family Practice | 567 | $4,843 |
| Body Imaging | 8 | $4,758 |
| Psychosomatic Medicine | 7 | $4,690 |
| Occupational Medicine | 30 | $4,383 |
| Podiatry | 80 | $4,172 |
| Dental Anesthesiology | 11 | $3,999 |
| Phlebology | 6 | $3,958 |
| Rehabilitation | 12 | $3,917 |
| Public Medicine | 2 | $3,444 |
| Therapeutic Radiology | 6 | $3,328 |
| Certified Nurse Midwife | 11 | $2,835 |
| Optometry | 48 | $2,701 |
| Sports Physician | 12 | $2,483 |
| Neurosurgery | 5 | $2,295 |
| Diabetes Educator | 5 | $2,272 |
| Neuro-ophthalmology | 2 | $2,074 |
| Pain Management | 4 | $2,073 |
| Pathology | 185 | $2,054 |
| Maxillofacial Surgery | 4 | $1,731 |
| Medical-Surgical | 11 | $1,679 |
| Addiction (Substance Use Disorder) | 9 | $1,635 |
| Psychiatric/Mental Health, Geropsychiatric | 2 | $1,602 |
| Spinal Cord Injury Medicine | 11 | $1,498 |
| Certified Clinical Nurse Specialist | 43 | $1,441 |
| Community Health/Public Health | 3 | $1,213 |
| Medical Microbiology | 2 | $1,193 |
| Cardiac Rehabilitation | 2 | $1,178 |
| Thoracic Surgery | 3 | $1,148 |
| Perioperative | 2 | $1,116 |
| Neonatal, Critical Care | 20 | $1,016 |
| Nuclear Radiology | 9 | $981 |
| Low Vision Rehabilitation | 4 | $913 |
| Orthopedic | 6 | $886 |
| Dental Hygienist | 4 | $871 |
| School | 2 | $766 |
| Optician | 12 | $705 |
| Psychiatric/Mental Health, Community | 1 | $622 |
| Independent Medical Examiner | 2 | $603 |
| Occupational Vision | 3 | $553 |
| Continuing Education/Staff Development | 2 | $535 |
| Emergency | 6 | $530 |
| Dental Therapist | 1 | $506 |
| Medical Toxicology | 5 | $394 |
| Neuroscience | 2 | $333 |
| Critical Care (Intensivists) | 28 | $290 |
| Diagnostic Ultrasound | 2 | $261 |
| Diagnostic Neuroimaging | 2 | $249 |
| Anesthesiology Assistant | 147 | $233 |
| Long-Term Care | 4 | $223 |
| Brain Injury Medicine | 4 | $191 |
| Neuropathology | 1 | $190 |
| Hypertension Specialist | 1 | $184 |
| Sports Vision | 1 | $179 |
| Dental Assistant | 2 | $175 |
| Nutrition | 2 | $169 |
| Nuclear Imaging & Therapy | 2 | $146 |
| Child Abuse Pediatrics | 1 | $123 |
| Gynecological Oncology | 1 | $110 |
| Licensed Vocational Nurse | 2 | $92 |
| Legal Medicine | 2 | $78 |
| Forensic Pathology | 3 | $77 |
| Registered Nurse First Assistant | 3 | $67 |
| Clinical Informatics | 1 | $58 |
| Hospice | 1 | $53 |
| Neonatal Intensive Care | 2 | $50 |
| Infusion Therapy | 1 | $47 |
| Radiological Physics | 1 | $40 |
| Hemodialysis | 1 | $37 |
| Certified Registered Nurse Anesthetist (CRNA) | 555 | $34 |
| Wound Care | 1 | $31 |
| Pediatric Medicine | 22 | $15 |
| Ambulatory Care | 1 | $15 |
| Cardiac Surgery | 1 | $0 |
| Psychologist, Clinical | 459 | $0 |
| Micrographic Dermatologic Surgery | 1 | $0 |
| Colorectal Surgery (Proctology) | 1 | $0 |
| Neuropsychiatry | 1 | $0 |
| Physical Therapist in Private Practice | 1,623 | $0 |
| Osteopathic Manipulative Medicine | 5 | $0 |
| Undefined Physician type | 1 | $0 |
| Oral Surgery (Dentist only) | 2 | $0 |
| Medical Genetics and Genomics | 1 | $0 |
| Hospice and Palliative Care | 45 | $0 |
| Chiropractic | 1,028 | $0 |
| Peripheral Vascular Disease | 1 | $0 |
| Audiologist | 342 | $0 |
| Licensed Clinical Social Worker | 522 | $0 |
| Registered Dietitian or Nutrition Professional | 66 | $0 |
| Preventive Medicine | 3 | $0 |
| Licensed Professional Counselor | 126 | $0 |
| Occupational Therapist in Private Practice | 250 | $0 |
| Speech Language Pathologist | 83 | $0 |
| Unknown Supplier/Provider Specialty | 1 | $0 |