Browse all healthcare provider specialties registered in the NPPES database. Specialties are based on NUCC taxonomy codes assigned by each provider at the time of NPI registration.
| Rank | Specialty | Providers | Taxonomy Code |
|---|---|---|---|
| 1 | Behavior Technician | 536,992 | 106S00000X |
| 2 | Clinical Social Worker | 338,971 | 1041C0700X |
| 3 | Mental Health Counselor | 314,531 | 101YM0800X |
| 4 | Pharmacist | 292,695 | 183500000X |
| 5 | Physical Therapy Assistant | 289,204 | 225100000X |
| 6 | Student (Health Education/Training) | 256,091 | 390200000X |
| 7 | Family Nurse Practitioner | 240,495 | 363LF0000X |
| 8 | Speech, Language and Hearing Specialist | 206,739 | 235Z00000X |
| 9 | Family Medicine | 206,082 | 207Q00000X |
| 10 | Internal Medicine | 188,798 | 207R00000X |
| 11 | General Dentistry | 177,537 | 1223G0001X |
| 12 | Physician Assistant | 160,895 | 363A00000X |
| 13 | Case Manager | 159,023 | 171M00000X |
| 14 | Professional Counselor | 155,046 | 101YP2500X |
| 15 | Chiropractor | 151,752 | 111N00000X |
| 16 | Registered Nurse | 141,320 | 163W00000X |
| 17 | Occupational Therapist | 138,609 | 225X00000X |
| 18 | Social Worker | 135,867 | 104100000X |
| 19 | Dentist | 122,369 | 122300000X |
| 20 | Behavior Analyst | 120,304 | 103K00000X |
| 21 | Counselor | 110,323 | 101Y00000X |
| 22 | Marriage & Family Therapist | 107,283 | 106H00000X |
| 23 | Nurse Practitioner | 99,537 | 363L00000X |
| 24 | Addiction (Substance Use Disorder) Counselor | 98,086 | 101YA0400X |
| 25 | Optometrist | 95,472 | 152W00000X |
| 26 | Foot & Ankle Surgery | 94,152 | 3747P1801X |
| 27 | Home Health | 91,990 | 251E00000X |
| 28 | Specialist | 89,466 | 174400000X |
| 29 | Pediatrics | 86,438 | 208000000X |
| 30 | Clinical Psychologist | 81,751 | 103TC0700X |
| 31 | Certified Nurse Anesthetist (CRNA) | 78,557 | 367500000X |
| 32 | Emergency Medicine | 78,322 | 207P00000X |
| 33 | Massage Therapist | 74,211 | 225700000X |
| 34 | Registered Dietitian | 71,794 | 133V00000X |
| 35 | Psychiatry | 71,213 | 2084P0800X |
| 36 | Licensed Practical Nurse | 71,089 | 164W00000X |
| 37 | Anesthesiology | 71,076 | 207L00000X |
| 38 | Community/Behavioral Health | 68,235 | 251S00000X |
| 39 | Psychiatric/Mental Health Nurse Practitioner | 64,757 | 363LP0808X |
| 40 | Long-Term Care Pharmacy | 63,826 | 3336C0003X |
| 41 | Occupational Therapist | 60,188 | 225200000X |
| 42 | Obstetrics & Gynecology | 57,602 | 207V00000X |
| 43 | Psychologist | 56,676 | 103T00000X |
| 44 | Durable Medical Equipment & Medical Supplies | 55,434 | 332B00000X |
| 45 | Diagnostic Radiology | 53,067 | 2085R0202X |
| 46 | Home Health Aide | 49,882 | 374U00000X |
| 47 | Community Health Worker | 45,657 | 172V00000X |
| 48 | In Home Supportive Care Agency | 44,352 | 253Z00000X |
| 49 | General Surgery | 44,241 | 208600000X |
| 50 | Athletic Trainer | 43,670 | 2255A2300X |
Data sourced from the NPPES National Provider Identifier Registry.