Wisconsin NPI Registry — Provider Lookup
Look up NPI numbers for healthcare providers in Wisconsin. Our latest NPPES snapshot includes 141,646 active providers and organizations with a practice location in Wisconsin, searchable by name, specialty, and city.
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Top specialties in Wisconsin
- Counselor in WI (10,770)
- Nurse Practitioner in WI (9,165)
- Physical Therapist in WI (7,217)
- Registered Nurse in WI (7,048)
- Social Worker in WI (6,409)
- Dentist in WI (6,096)
- Pharmacist in WI (5,897)
- Internal Medicine in WI (5,282)
- Physician Assistant in WI (4,440)
- Family Medicine in WI (4,308)
- Chiropractor in WI (4,234)
- Occupational Therapist in WI (4,223)
- Clinic/Center in WI (4,097)
- Speech-Language Pathologist in WI (3,678)
- Student in an Organized Health Care Education/Training Program in WI (2,946)
- Psychologist in WI (2,305)
- Physical Therapy Assistant in WI (2,191)
- Pediatrics in WI (1,964)
- Pharmacy in WI (1,752)
- Psychiatry & Neurology in WI (1,721)
- Licensed Practical Nurse in WI (1,695)
- Optometrist in WI (1,657)
- Anesthesiology in WI (1,601)
- Emergency Medicine in WI (1,600)
- Behavior Technician in WI (1,569)
- Case Manager/Care Coordinator in WI (1,544)
- Dietitian, Registered in WI (1,525)
- Occupational Therapy Assistant in WI (1,461)
- Radiology in WI (1,440)
- Durable Medical Equipment & Medical Supplies in WI (1,294)
Browse by city
- Milwaukee, WI (22,823)
- Madison, WI (16,287)
- Green Bay, WI (5,434)
- La Crosse, WI (3,940)
- Appleton, WI (3,881)
- Eau Claire, WI (3,529)
- Waukesha, WI (3,332)
- Brookfield, WI (2,515)
- Kenosha, WI (2,389)
- Wausau, WI (2,341)
- Wauwatosa, WI (2,255)
- Oshkosh, WI (1,854)
- Janesville, WI (1,781)
- West Allis, WI (1,702)
- Sheboygan, WI (1,674)
- Fond Du Lac, WI (1,519)
- Marshfield, WI (1,461)
- Racine, WI (1,397)
- Mequon, WI (1,342)
- Menomonee Falls, WI (1,185)
- Greenfield, WI (1,166)
- West Bend, WI (1,124)
- Neenah, WI (1,091)
- Stevens Point, WI (959)
- Manitowoc, WI (928)
- Fitchburg, WI (895)
- Franklin, WI (843)
- Hudson, WI (823)
- Beloit, WI (820)
- Mount Pleasant, WI (815)
- New Berlin, WI (804)
- Glendale, WI (772)
- Middleton, WI (760)
- Tomah, WI (755)
- De Pere, WI (739)
- Onalaska, WI (688)
- Oak Creek, WI (684)
- Oconomowoc, WI (680)
- Chippewa Falls, WI (648)
- Rhinelander, WI (635)
Frequently asked questions
How do I look up an NPI number in Wisconsin?
Use the NPI search and select WI, or browse the specialty and city directories on this page. Every provider profile shows the NPI, taxonomy, practice address, and status.
How many healthcare providers are registered in Wisconsin?
Our latest NPPES snapshot lists 141,646 active providers and organizations with a practice location in Wisconsin.
Is this the official Wisconsin NPI registry?
No — NPI numbers are issued federally by CMS, not by states. This is a private directory built on the public CMS NPPES data file; the official registry is npiregistry.cms.hhs.gov.
Source: CMS NPPES (public data). Snapshot 2026-07-09.