63 Allergy & Immunology providers practice in Wisconsin, including 11 (17%) offering telehealth. The largest concentration is in Milwaukee. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
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| Allergy & Immunology in Milwaukee | 13 providers |
| Allergy & Immunology in Madison | 11 providers |
| Allergy & Immunology in Green Bay | 5 providers |
| Allergy & Immunology in Onalaska | 4 providers |
| Allergy & Immunology in Marshfield | 4 providers |
| Allergy & Immunology in Eau Claire | 3 providers |
| Allergy & Immunology in La Crosse | 3 providers |
| Allergy & Immunology in Mequon | 2 providers |
| Allergy & Immunology in Appleton | 2 providers |
| Allergy & Immunology in Kenosha | 2 providers |
| Allergy & Immunology in Wausau | 2 providers |
| Allergy & Immunology in Wauwatosa | 2 providers |
| Allergy & Immunology in Monroe | 1 providers |
| Allergy & Immunology in Janesville | 1 providers |
| Allergy & Immunology in Beloit | 1 providers |
| Allergy & Immunology in Mukwonago | 1 providers |
| Allergy & Immunology in Columbus | 1 providers |
| Allergy & Immunology in Monona | 1 providers |
| Allergy & Immunology in West Allis | 1 providers |
| Allergy & Immunology in Menomonee Falls | 1 providers |
| Allergy & Immunology in Fitchburg | 1 providers |
| Allergy & Immunology in Neenah | 1 providers |
From CMS Medicare enrollment records covering 33 of the 63 providers listed here (52%). Providers who do not bill Medicare are not included in these figures.
| Group (as registered with Medicare) | Allergists | All clinicians in group | Main city |
| Childrens Specialty Group Inc. | 5 | 206 | Milwaukee |
| Dean Health Systems Inc. | 4 | 1,174 | Madison |
| University of Wisconsin Medical Foundation Inc. | 2 | 2,537 | Madison |
| Mchs Hospitals Inc. | 2 | 1,195 | Marshfield |
| Bellin Memorial Hospital Inc. | 2 | 685 | Green Bay |
| Hospital | City | Ownership | CMS star rating | Allergists affiliated |
| Childrens Hospital of Wisconsin | Milwaukee | Nonprofit | Not rated | 5 |
| Ssm Health St Mary's Hospital - Madison | Madison | Nonprofit | 4 of 5 | 4 |
| Marshfield Medical Center - Minocqua | Minocqua | Nonprofit | 5 of 5 | 2 |
| Marshfield Medical Center - Rice Lake | Rice Lake | Nonprofit | 2 of 5 | 2 |
| Marshfield Medical Center | Marshfield | Nonprofit | 1 of 5 | 2 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Patients often search by condition rather than specialty. These are conditions typically managed by Allergy & Immunology providers. Individual practices vary, so confirm with the provider before booking.
There are 63 Allergy & Immunology providers with active NPI records practicing in Wisconsin, according to federal NPPES data refreshed monthly.
Yes. 11 of the 63 Allergy & Immunology providers in Wisconsin (about 17%) report offering telehealth services in CMS data.
Milwaukee (13), Madison (11), Green Bay (5) have the highest concentration of Allergy & Immunology providers in Wisconsin.
24 of 63 Allergy & Immunology providers in Wisconsin (38%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Allergy & Immunology providers commonly treat seasonal allergies, food allergies, asthma, eczema, chronic hives and related conditions. Individual practices vary, so confirm with the provider before booking.
Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Among 33 Allergists in Wisconsin enrolled in Medicare, 12% bill through a solo or small practice with fewer than 10 clinicians, 15% through a mid-size group of 10 to 99, and 73% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
According to CMS facility affiliation records, the Wisconsin hospitals where the most Allergists hold privileges are Childrens Hospital of Wisconsin in Milwaukee; Ssm Health St Mary's Hospital - Madison in Madison; Marshfield Medical Center - Minocqua in Minocqua.
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