Taxonomy Directory
Every current NUCC Health Care Provider Taxonomy code, organized the way NUCC itself organizes them — by grouping, classification and specialization — with a real active provider count and definition behind each one.
883NUCC taxonomy codes
29Groupings
9,443,428Active providers mapped to a code
Browse by grouping
Allopathic & Osteopathic Physicians
37 classifications · 238 codes
1,602,784 providers
Allopathic & Osteopathic Physicians
37 classifications · 238 codes
Allergy & Immunology (7,340)
Anesthesiology (84,679)
Clinical Pharmacology (216)
Colon & Rectal Surgery (2,994)
Dermatology (27,012)
Electrodiagnostic Medicine (395)
Emergency Medicine (86,623)
Family Medicine (224,841)
General Practice (30,023)
Hospitalist (31,348)
Independent Medical Examiner (242)
Integrative Medicine (434)
Internal Medicine (392,371)
- Internal Medicine Physician192,629
- Addiction Medicine1,048
- Adolescent Medicine400
- Adult Congenital Heart Disease139
- Advanced Heart Failure and Transplant Cardiology1,261
- Allergy & Immunology743
- Cardiovascular Disease36,597
- Clinical & Laboratory Immunology42
- Clinical Cardiac Electrophysiology4,038
- Critical Care Medicine7,323
- Diabetology7
- Endocrinology, Diabetes & Metabolism13,069
- Gastroenterology26,334
- Geriatric Medicine6,412
- Hematology1,598
- Hematology & Oncology17,695
- Hepatology370
- Hospice and Palliative Medicine3,305
- Hypertension Specialist32
- Infectious Disease13,295
- Interventional Cardiology8,603
- Magnetic Resonance Imaging (MRI)61
- Medical Oncology6,441
- Nephrology17,682
- Obesity Medicine338
- Physician Nutrition Specialist5
- Pulmonary Disease19,861
- Rheumatology10,281
- Sleep Medicine1,978
- Sports Medicine494
- Transplant Hepatology290
Legal Medicine (101)
Medical Genetics (1,557)
Neurological Surgery (11,997)
Neuromusculoskeletal Medicine & OMM (1,549)
Neuromusculoskeletal Medicine, Sports Medicine (655)
Nuclear Medicine (1,470)
Obstetrics & Gynecology (77,258)
- Obstetrics & Gynecology Physician58,590
- Complex Family Planning97
- Critical Care Medicine34
- Gynecologic Oncology2,320
- Gynecology6,086
- Hospice and Palliative Medicine146
- Maternal & Fetal Medicine4,109
- Obesity Medicine45
- Obstetrics2,106
- Reproductive Endocrinology2,432
- Urogynecology and Reconstructive Pelvic Surgery1,293
Ophthalmology (37,268)
Oral & Maxillofacial Surgery (2,074)
Orthopaedic Surgery (52,811)
Otolaryngology (19,577)
Pain Medicine (8,932)
Pathology (27,702)
- Anatomic Pathology3,069
- Anatomic Pathology & Clinical Pathology18,897
- Blood Banking & Transfusion Medicine443
- Chemical Pathology36
- Clinical Informatics17
- Clinical Pathology528
- Clinical Pathology/Laboratory Medicine1,625
- Cytopathology589
- Dermatopathology568
- Forensic Pathology603
- Hematology518
- Immunopathology41
- Medical Microbiology78
- Molecular Genetic Pathology193
- Neuropathology252
- Pediatric Pathology245
Pediatrics (128,898)
- Pediatrics Physician87,748
- Adolescent Medicine3,615
- Child Abuse Pediatrics237
- Clinical & Laboratory Immunology17
- Developmental - Behavioral Pediatrics1,573
- Hospice and Palliative Medicine330
- Medical Toxicology21
- Neonatal-Perinatal Medicine8,472
- Neurodevelopmental Disabilities362
- Obesity Medicine32
- Pediatric Allergy/Immunology657
- Pediatric Cardiology4,259
- Pediatric Critical Care Medicine3,910
- Pediatric Emergency Medicine2,966
- Pediatric Endocrinology2,309
- Pediatric Gastroenterology2,764
- Pediatric Hematology-Oncology3,923
- Pediatric Infectious Diseases1,624
- Pediatric Nephrology1,133
- Pediatric Pulmonology1,756
- Pediatric Rheumatology659
- Pediatric Transplant Hepatology55
- Physician Nutrition Specialist1
- Sleep Medicine192
- Sports Medicine283
Phlebology (492)
Physical Medicine & Rehabilitation (29,511)
Plastic Surgery (9,606)
Preventive Medicine (9,417)
Psychiatry & Neurology (122,702)
- Addiction Medicine830
- Addiction Psychiatry950
- Behavioral Neurology & Neuropsychiatry531
- Brain Injury Medicine44
- Child & Adolescent Psychiatry9,015
- Clinical Neurophysiology1,014
- Diagnostic Neuroimaging61
- Epilepsy611
- Forensic Psychiatry553
- Geriatric Psychiatry1,179
- Hospice and Palliative Medicine39
- Neurocritical Care629
- Neurodevelopmental Disabilities71
- Neurology28,075
- Neurology with Special Qualifications in Child Neurology3,018
- Neuromuscular Medicine347
- Obesity Medicine15
- Pain Medicine320
- Psychiatry73,266
- Psychosomatic Medicine397
- Sleep Medicine794
- Sports Medicine14
- Vascular Neurology929
Radiology (75,186)
- Body Imaging1,313
- Diagnostic Neuroimaging199
- Diagnostic Radiology54,120
- Diagnostic Ultrasound1,011
- Hospice and Palliative Medicine9
- Neuroradiology1,816
- Nuclear Radiology513
- Pediatric Radiology1,030
- Radiation Oncology8,864
- Radiological Physics144
- Therapeutic Radiology311
- Vascular & Interventional Radiology5,856
Surgery (65,947)
Thoracic Surgery (Cardiothoracic Vascular Surgery) (8,139)
Transplant Surgery (1,194)
Physician Assistants & Advanced Practice Nursing Providers
6 classifications · 58 codes
893,234 providers
Physician Assistants & Advanced Practice Nursing Providers
6 classifications · 58 codes
Advanced Practice Midwife (14,049)
Anesthesiologist Assistant (5,053)
Clinical Nurse Specialist (10,434)
- Clinical Nurse Specialist1,928
- Acute Care515
- Adult Health1,468
- Chronic Care34
- Community Health/Public Health171
- Critical Care Medicine215
- Emergency81
- Ethics0
- Family Health581
- Gerontology417
- Holistic40
- Home Health220
- Informatics31
- Long-Term Care199
- Medical-Surgical296
- Neonatal108
- Neuroscience57
- Occupational Health26
- Oncology250
- Oncology, Pediatrics8
- Pediatrics385
- Perinatal38
- Perioperative94
- Psychiatric/Mental Health1,326
- Psychiatric/Mental Health, Adult1,239
- Psychiatric/Mental Health, Child & Adolescent257
- Psychiatric/Mental Health, Child & Family78
- Psychiatric/Mental Health, Chronically Ill4
- Psychiatric/Mental Health, Community51
- Psychiatric/Mental Health, Geropsychiatric57
- Rehabilitation26
- School37
- Transplantation11
- Women's Health186
Nurse Anesthetist, Certified Registered (80,387)
Nurse Practitioner (557,310)
- Nurse Practitioner102,711
- Acute Care27,622
- Adult Health33,135
- Community Health448
- Critical Care Medicine1,500
- Family248,748
- Gerontology11,138
- Neonatal4,826
- Neonatal, Critical Care2,368
- Obstetrics & Gynecology3,025
- Occupational Health434
- Pediatrics23,960
- Pediatrics, Critical Care1,209
- Perinatal77
- Primary Care13,140
- Psychiatric/Mental Health71,989
- School235
- Women's Health10,745
Physician Assistant (226,001)
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
25 classifications · 82 codes
785,746 providers
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
25 classifications · 82 codes
Anaplastologist (53)
Art Therapist (1,915)
Clinical Exercise Physiologist (836)
Dance Therapist (219)
Developmental Therapist (17,169)
Kinesiotherapist (646)
Massage Therapist (77,963)
Mastectomy Fitter (257)
Music Therapist (3,703)
Occupational Therapist (169,530)
Occupational Therapy Assistant (42,238)
Orthotic Fitter (725)
Orthotist (1,338)
Pedorthist (301)
Physical Therapist (323,128)
Physical Therapy Assistant (61,775)
Prosthetist (2,336)
Pulmonary Function Technologist (93)
Recreation Therapist (2,673)
Recreational Therapist Assistant (153)
Rehabilitation Counselor (2,538)
Rehabilitation Practitioner (21,389)
Respiratory Therapist, Certified (2,549)
Respiratory Therapist, Registered (6,353)
Specialist/Technologist (45,866)
Other Service Providers
29 classifications · 38 codes
466,834 providers
Other Service Providers
29 classifications · 38 codes
Acupuncturist (43,709)
Case Manager/Care Coordinator (165,204)
Clinical Ethicist (115)
Community Health Worker (47,964)
Contractor (12,098)
Driver (7,982)
Funeral Director (44)
Genetic Counselor, MS (6,725)
Health & Wellness Coach (8,122)
Health Educator (7,675)
Homeopath (443)
Interpreter (4,677)
Lactation Consultant, Non-RN (4,134)
Legal Medicine (1,858)
Lodging (642)
Meals (509)
Mechanotherapist (2,146)
Medical Genetics, Ph.D. Medical Genetics (538)
Midwife (6,934)
Midwife, Lay (502)
Military Health Care Provider (7,437)
Naprapath (254)
Naturopath (8,494)
Peer Specialist (32,934)
Prevention Professional (855)
Reflexologist (582)
Sleep Specialist, PhD (131)
Specialist (92,394)
Veterinarian (1,732)
Dental Providers
7 classifications · 20 codes
405,971 providers
Dental Providers
7 classifications · 20 codes
Advanced Practice Dental Therapist (106)
Dental Assistant (2,904)
Dental Hygienist (16,702)
Dental Laboratory Technician (83)
Dental Therapist (210)
Dentist (385,355)
- Dentist124,971
- Dental Anesthesiology564
- Dental Public Health1,808
- Endodontics9,440
- General Practice181,381
- Oral Medicine58
- Oral and Maxillofacial Pathology898
- Oral and Maxillofacial Radiology225
- Oral and Maxillofacial Surgery12,986
- Orofacial Pain264
- Orthodontics and Dentofacial Orthopedics21,371
- Pediatric Dentistry17,677
- Periodontics8,879
- Prosthodontics4,833
Denturist (611)
Nursing Service Providers
4 classifications · 59 codes
348,331 providers
Nursing Service Providers
4 classifications · 59 codes
Licensed Practical Nurse (73,206)
Licensed Psychiatric Technician (2,391)
Licensed Vocational Nurse (19,653)
Registered Nurse (253,081)
- Registered Nurse152,650
- Addiction (Substance Use Disorder)2,676
- Administrator2,492
- Ambulatory Care3,416
- Cardiac Rehabilitation208
- Case Management5,846
- College Health328
- Community Health7,528
- Continence Care38
- Continuing Education/Staff Development439
- Critical Care Medicine4,472
- Diabetes Educator2,321
- Dialysis, Peritoneal97
- Emergency3,758
- Enterostomal Therapy75
- Flight87
- Gastroenterology374
- General Practice4,837
- Gerontology654
- Hemodialysis208
- Home Health10,507
- Hospice527
- Infection Control302
- Infusion Therapy970
- Lactation Consultant4,624
- Maternal Newborn687
- Medical-Surgical3,151
- Neonatal Intensive Care532
- Neonatal, Low-Risk27
- Nephrology116
- Neuroscience236
- Nurse Massage Therapist (NMT)315
- Nutrition Support125
- Obstetric, High-Risk150
- Obstetric, Inpatient495
- Occupational Health384
- Oncology848
- Ophthalmic27
- Orthopedic235
- Ostomy Care34
- Otorhinolaryngology & Head-Neck36
- Pain Management183
- Pediatric Oncology89
- Pediatrics2,309
- Perinatal170
- Plastic Surgery147
- Psychiatric/Mental Health10,904
- Psychiatric/Mental Health, Adult4,540
- Psychiatric/Mental Health, Child & Adolescent1,356
- Registered Nurse First Assistant3,010
- Rehabilitation405
- Reproductive Endocrinology/Infertility51
- School11,348
- Urology83
- Women's Health Care, Ambulatory800
- Wound Care854
Pharmacy Service Providers
2 classifications · 19 codes
343,738 providers
Pharmacy Service Providers
2 classifications · 19 codes
Pharmacist (331,444)
- Pharmacist297,804
- Ambulatory Care4,005
- Cardiology90
- Compounded Sterile Preparations124
- Critical Care766
- Emergency Medicine305
- General Practice0
- Geriatric1,333
- Infectious Diseases278
- Nuclear137
- Nutrition Support190
- Oncology2,063
- Pain Management22
- Pediatrics408
- Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist16,320
- Pharmacotherapy6,491
- Psychiatric1,035
- Solid Organ Transplant73
Pharmacy Technician (12,294)
Agencies
15 classifications · 15 codes
308,223 providers
Agencies
15 classifications · 15 codes
Case Management (20,443)
Community/Behavioral Health (70,106)
Day Training, Developmentally Disabled Services (11,293)
Early Intervention Provider Agency (9,291)
Foster Care Agency (2,225)
Home Health (94,735)
Home Infusion (837)
Hospice Care, Community Based (16,389)
In Home Supportive Care (47,674)
Local Education Agency (LEA) (16,125)
Nursing Care (6,672)
Program of All-Inclusive Care for the Elderly (PACE) Provider Organization (645)
Public Health or Welfare (7,865)
Supports Brokerage (950)
Voluntary or Charitable (2,973)
Ambulatory Health Care Facilities
1 classification · 63 codes
291,937 providers
Ambulatory Health Care Facilities
1 classification · 63 codes
Clinic/Center (291,937)
- Clinic/Center28,014
- Adolescent and Children Mental Health3,856
- Adult Day Care7,618
- Adult Mental Health10,370
- Ambulatory Family Planning Facility632
- Ambulatory Fertility Facility132
- Ambulatory Surgical13,907
- Amputee21
- Augmentative Communication16
- Birthing1,403
- Community Health2,836
- Corporate Health383
- Critical Access Hospital162
- Dental25,659
- Developmental Disabilities3,039
- Emergency Care1,668
- End-Stage Renal Disease (ESRD) Treatment11,311
- Endoscopy497
- Family Planning, Non-Surgical614
- Federally Qualified Health Center (FQHC)17,658
- Genetics103
- Health Service9,272
- Hearing and Speech3,854
- Infusion Therapy1,067
- Lithotripsy195
- Magnetic Resonance Imaging (MRI)1,519
- Medical Specialty6,250
- Medically Fragile Infants and Children Day Care379
- Mental Health (Including Community Mental Health Center)31,696
- Methadone1,691
- Migrant Health23
- Military Ambulatory Procedure Visits Operational (Transportable)13
- Military Outpatient Operational (Transportable) Component23
- Military and U.S. Coast Guard Ambulatory Procedure23
- Military/U.S. Coast Guard Outpatient685
- Multi-Specialty11,282
- Occupational Medicine1,998
- Oncology388
- Oncology, Radiation348
- Ophthalmologic Surgery644
- Oral and Maxillofacial Surgery682
- Pain1,459
- Physical Therapy20,768
- Podiatric997
- Primary Care17,333
- Prison Health302
- Public Health, Federal126
- Public Health, State or Local1,006
- Radiology4,520
- Radiology, Mammography381
- Radiology, Mobile1,221
- Radiology, Mobile Mammography77
- Recovery Care364
- Rehabilitation5,722
- Rehabilitation, Cardiac Facilities124
- Rehabilitation, Comprehensive Outpatient Rehabilitation Facility (CORF)1,300
- Rehabilitation, Substance Use Disorder7,441
- Research361
- Rural Health8,810
- Sleep Disorder Diagnostic3,032
- Student Health1,338
- Urgent Care11,804
- VA1,520
Student, Health Care
1 classification · 1 code
275,540 providers
Student, Health Care
1 classification · 1 code
Student in an Organized Health Care Education/Training Program (275,540)
Speech, Language and Hearing Service Providers
5 classifications · 9 codes
275,434 providers
Speech, Language and Hearing Service Providers
5 classifications · 9 codes
Audiologist (25,374)
Audiologist-Hearing Aid Fitter (4,904)
Hearing Instrument Specialist (12,838)
Specialist/Technologist (14,012)
Speech-Language Pathologist (218,306)
Suppliers
16 classifications · 31 codes
222,185 providers
Suppliers
16 classifications · 31 codes
Blood Bank (44)
Department of Veterans Affairs (VA) Pharmacy (293)
Durable Medical Equipment & Medical Supplies (71,806)
Emergency Response System Companies (543)
Eye Bank (17)
Eyewear Supplier (17,226)
Hearing Aid Equipment (3,488)
Home Delivered Meals (992)
Indian Health Service/Tribal/Urban Indian Health (I/T/U) Pharmacy (367)
Medical Foods Supplier (73)
Military/U.S. Coast Guard Pharmacy (470)
Non-Pharmacy Dispensing Site (4,329)
Organ Procurement Organization (46)
Pharmacy (111,421)
Portable X-ray and/or Other Portable Diagnostic Imaging Supplier (1,331)
Prosthetic/Orthotic Supplier (9,739)
Chiropractic Providers
1 classification · 12 codes
166,472 providers
Chiropractic Providers
1 classification · 12 codes
Eye and Vision Services Providers
2 classifications · 17 codes
116,065 providers
Eye and Vision Services Providers
2 classifications · 17 codes
Optometrist (100,343)
Dietary & Nutritional Service Providers
4 classifications · 13 codes
85,817 providers
Dietary & Nutritional Service Providers
4 classifications · 13 codes
Dietary Manager (208)
Dietetic Technician, Registered (289)
Dietitian, Registered (78,838)
Nutritionist (6,482)
Nursing & Custodial Care Facilities
9 classifications · 13 codes
83,968 providers
Nursing & Custodial Care Facilities
9 classifications · 13 codes
Alzheimer Center (Dementia Center) (604)
Assisted Living Facility (30,266)
Christian Science Facility (0)
Custodial Care Facility (7,781)
Hospice, Inpatient (297)
Intermediate Care Facility, Intellectual Disabilities (6,289)
Intermediate Care Facility, Mental Illness (463)
Nursing Facility/Intermediate Care Facility (2,773)
Skilled Nursing Facility (35,495)
Transportation Services
11 classifications · 17 codes
66,927 providers
Transportation Services
11 classifications · 17 codes
Air Carrier (14)
Ambulance (20,158)
Bus (261)
Military/U.S. Coast Guard Transport (8)
Non-emergency Medical Transport (VAN) (35,448)
Private Vehicle (3,957)
Secured Medical Transport (VAN) (1,933)
Taxi (1,911)
Train (8)
Transportation Broker (1,447)
Transportation Network Company (1,782)
Technologists, Technicians & Other Technical Service Providers
11 classifications · 65 codes
44,135 providers
Technologists, Technicians & Other Technical Service Providers
11 classifications · 65 codes
Perfusionist (1,607)
Radiologic Technologist (4,032)
- Radiologic Technologist1,061
- Bone Densitometry64
- Cardiac-Interventional Technology16
- Cardiovascular-Interventional Technology41
- Computed Tomography221
- Magnetic Resonance Imaging433
- Mammography87
- Nuclear Medicine Technology177
- Quality Management3
- Radiation Therapy177
- Radiography521
- Sonography973
- Vascular Sonography225
- Vascular-Interventional Technology33
Radiology Practitioner Assistant (398)
Specialist/Technologist Cardiovascular (949)
Specialist/Technologist, Health Information (620)
Specialist/Technologist, Other (15,528)
- Other Specialist/Technologist2,463
- Art, Medical261
- Biochemist16
- Biomedical Engineering40
- Biomedical Photographer5
- Biostatistician38
- EEG236
- Electroneurodiagnostic4,853
- Geneticist, Medical (PhD)63
- Graphics Methods4
- Illustration, Medical14
- Nephrology26
- Orthopedic Assistant146
- Surgical Assistant5,404
- Surgical Technologist1,959
Specialist/Technologist, Pathology (1,501)
Technician, Cardiology (190)
Technician, Health Information (1,430)
Technician, Other (12,890)
Technician, Pathology (4,990)
Residential Treatment Facilities
7 classifications · 8 codes
43,252 providers
Residential Treatment Facilities
7 classifications · 8 codes
Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities (13,332)
Community Based Residential Treatment Facility, Mental Illness (5,957)
Psychiatric Residential Treatment Facility (2,216)
Residential Treatment Facility, Emotionally Disturbed Children (3,496)
Residential Treatment Facility, Intellectual and/or Developmental Disabilities (5,989)
Residential Treatment Facility, Physical Disabilities (918)
Substance Abuse Rehabilitation Facility (11,344)
Podiatric Medicine & Surgery Service Providers
2 classifications · 9 codes
39,278 providers
Podiatric Medicine & Surgery Service Providers
2 classifications · 9 codes
Assistant, Podiatric (61)
Hospitals
9 classifications · 18 codes
27,379 providers
Hospitals
9 classifications · 18 codes
Christian Science Sanitorium (0)
Chronic Disease Hospital (395)
General Acute Care Hospital (20,204)
Long Term Care Hospital (1,075)
Military Hospital (926)
Psychiatric Hospital (2,423)
Rehabilitation Hospital (1,372)
Religious Nonmedical Health Care Institution (120)
Special Hospital (864)
Laboratories
4 classifications · 4 codes
21,067 providers
Laboratories
4 classifications · 4 codes
Clinical Medical Laboratory (18,992)
Dental Laboratory (161)
Military Clinical Medical Laboratory (22)
Physiological Laboratory (1,892)
Managed Care Organizations
4 classifications · 4 codes
12,653 providers
Managed Care Organizations
4 classifications · 4 codes
Exclusive Provider Organization (2,277)
Health Maintenance Organization (4,591)
Point of Service (2,693)
Preferred Provider Organization (3,092)
Hospital Units
5 classifications · 5 codes
6,477 providers
Hospital Units
5 classifications · 5 codes
Epilepsy Unit (10)
Medicare Defined Swing Bed Unit (1,883)
Psychiatric Unit (2,430)
Rehabilitation Unit (1,780)
Rehabilitation, Substance Use Disorder Unit (374)
Respite Care Facility
1 classification · 5 codes
5,630 providers
Respite Care Facility
1 classification · 5 codes
Emergency Medical Service Providers
5 classifications · 5 codes
4,849 providers
Emergency Medical Service Providers
5 classifications · 5 codes
Community Paramedic (29)
Emergency Medical Technician, Basic (1,971)
Emergency Medical Technician, Intermediate (288)
Emergency Medical Technician, Paramedic (1,881)
Personal Emergency Response Attendant (680)
Group
2 classifications · 2 codes
27 providers
Group
2 classifications · 2 codes