Browse by Specialty

By Count A–Z

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
801	Histology Technician	27	246RH0600X
802	Perianesthesia Nurse	26	163WX1100X
803	2472B0301X	26	2472B0301X
804	2865X1600X	26	2865X1600X
805	Occupational Health Clinical Nurse Specialist	26	364SX0106X
806	207SM0001X	25	207SM0001X
807	Surgical Technologist	25	246YC3301X
808	Neurodiagnostic Technologist	25	246ZN0300X
809	Neonatal Nurse	24	163WN0003X
810	Laboratory Management Specialist (Diplomat)	24	246QL0901X
811	Rehabilitation Clinical Nurse Specialist	24	364SR0400X
812	Informatics Clinical Nurse Specialist	23	364SI0800X
813	In Vivo & In Vitro Nuclear Medicine	22	207UN0903X
814	224ZL0004X	22	224ZL0004X
815	Amputee Center	22	261QA0900X
816	Military and U.S. Coast Guard Ambulatory Procedure	22	261QM1101X
817	261QM1102X	22	261QM1102X
818	207SG0205X	21	207SG0205X
819	Obesity Medicine (Pediatrics)	21	2080B0002X
820	Medical Toxicology (Pediatrics)	21	2080T0002X
821	2279E0002X	21	2279E0002X
822	Military Hospital	21	291900000X
823	Blood Banking Specialist	19	246QB0000X
824	Hematology Specialist	19	246QH0000X
825	Single Specialty Group	18	193400000X
826	207ZC0008X	17	207ZC0008X
827	Clinical & Laboratory Immunology (Pediatrics)	17	2080I0007X
828	Immunology Specialist	16	246QI0000X
829	246ZB0500X	16	246ZB0500X
830	2471C1106X	16	2471C1106X
831	Eye Bank	16	332G00000X
832	Veterinary Laboratory Animal Specialist	15	174MM1900X
833	Obesity Medicine (Psychiatry)	15	2084B0002X
834	Augmentative Communication Center	15	261QA3000X
835	Sports Medicine (Psychiatry)	14	2084S0010X
836	Radiologic Technologist	14	246ZI1000X
837	Water Transport	14	344800000X
838	Radiology Podiatrist	13	213ER0200X
839	2278E0002X	13	2278E0002X
840	Pediatric Critical Care Nutrition	12	133VN1401X
841	261QM1103X	12	261QM1103X
842	146E00000X	11	146E00000X
843	Multi-Specialty Group	10	193200000X
844	207QP0002X	10	207QP0002X
845	2085H0002X	10	2085H0002X
846	Stretcher Transport	8	347D00000X
847	Transplantation Clinical Nurse Specialist	8	364ST0500X
848	Pediatric Oncology Clinical Nurse Specialist	8	364SX0204X
849	207QD0401X	7	207QD0401X
850	2278G0305X	7	2278G0305X

Data sourced from the NPPES National Provider Identifier Registry.