600 specialties represented among NPPES-registered providers in Washington D.C.. Counts reflect providers with a Washington D.C. practice address.
| Rank | Specialty | Providers in DC | Taxonomy Code |
|---|---|---|---|
| 501 | Maternal Newborn Nurse | 1 | 163WM0102X |
| 502 | Neonatal Intensive Care Nurse | 1 | 163WN0002X |
| 503 | Nephrology Nurse | 1 | 163WN0300X |
| 504 | Neuroscience Nurse | 1 | 163WN0800X |
| 505 | Pain Management Nurse | 1 | 163WP0000X |
| 506 | Registered Nurse First Assistant | 1 | 163WR0006X |
| 507 | Rehabilitation Nurse | 1 | 163WR0400X |
| 508 | School Nurse | 1 | 163WS0200X |
| 509 | Oncology Nurse | 1 | 163WX0003X |
| 510 | Orthopedic Nurse | 1 | 163WX0800X |
| 511 | Psych/Mental Health, Child & Adolescent Nurse | 1 | 163WX1500X |
| 512 | Reflexologist | 1 | 173C00000X |
| 513 | 1744G0900X | 1 | 1744G0900X |
| 514 | Clinical Ethicist | 1 | 174V00000X |
| 515 | 1835I0206X | 1 | 1835I0206X |
| 516 | Nuclear Pharmacist | 1 | 1835N0905X |
| 517 | Psychiatric Pharmacist | 1 | 1835P1300X |
| 518 | 1835S0206X | 1 | 1835S0206X |
| 519 | 202C00000X | 1 | 202C00000X |
| 520 | Electrodiagnostic Medicine | 1 | 204D00000X |
| 521 | Addiction Medicine (Anesthesiology) | 1 | 207LA0401X |
| 522 | Dermatopathology | 1 | 207ND0900X |
| 523 | 207PE0005X | 1 | 207PE0005X |
| 524 | Obesity Medicine | 1 | 207QB0002X |
| 525 | 207RA0002X | 1 | 207RA0002X |
| 526 | Clinical & Laboratory Immunology | 1 | 207RI0001X |
| 527 | 207RM1200X | 1 | 207RM1200X |
| 528 | Thoracic Surgery | 1 | 207SC0300X |
| 529 | Nuclear Imaging & Therapy | 1 | 207UN0902X |
| 530 | 207VC0300X | 1 | 207VC0300X |
| 531 | 207WX0109X | 1 | 207WX0109X |
| 532 | 207WX0120X | 1 | 207WX0120X |
| 533 | 207WX0200X | 1 | 207WX0200X |
| 534 | Orthopaedic Trauma | 1 | 207XX0801X |
| 535 | Otology & Neurotology | 1 | 207YX0602X |
| 536 | Immunopathology | 1 | 207ZI0100X |
| 537 | Molecular Genetic Pathology | 1 | 207ZP0007X |
| 538 | Pediatric Pathology | 1 | 207ZP0213X |
| 539 | 2080T0004X | 1 | 2080T0004X |
| 540 | Hospice and Palliative Medicine (PM&R) | 1 | 2081H0002X |
| 541 | Spinal Cord Injury Medicine | 1 | 2081P0004X |
| 542 | 2083A0300X | 1 | 2083A0300X |
| 543 | 2083C0008X | 1 | 2083C0008X |
| 544 | 2083P0011X | 1 | 2083P0011X |
| 545 | 2083T0002X | 1 | 2083T0002X |
| 546 | 2084B0040X | 1 | 2084B0040X |
| 547 | Child & Adolescent Psychiatry | 1 | 2084P0301X |
| 548 | 2085D0003X | 1 | 2085D0003X |
| 549 | 2085R0203X | 1 | 2085R0203X |
| 550 | Legal Medicine | 1 | 209800000X |