HealthcareDiscovery.AI / Doctors / Wisconsin / Surgery of the Hand (Surgery)

Hand Surgeons (General Surgery) in Wisconsin

Data updated monthly · Last refresh October 2026

8 Surgery of the Hand (Surgery) providers practice in Wisconsin. The largest concentration is in Madison. 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.

8providers
Madisontop city

Surgery of the Hand (Surgery) by city in Wisconsin

Choose a city to see providers there.

Surgery of the Hand (Surgery) in Madison2 providers
Surgery of the Hand (Surgery) in Milwaukee2 providers
Surgery of the Hand (Surgery) in Wauwatosa1 providers
Surgery of the Hand (Surgery) in Altoona1 providers
Surgery of the Hand (Surgery) in Mequon1 providers
Surgery of the Hand (Surgery) in Eau Claire1 providers

Where Hand Surgeons (General Surgery) in Wisconsin practice

From CMS Medicare enrollment records covering 5 of the 8 providers listed here (63%). Providers who do not bill Medicare are not included in these figures.

Largest practice groups

Group (as registered with Medicare)Hand Surgeons (General Surgery)All clinicians in groupMain city
Dean Health Systems Inc.21,174Madison

Hospitals where they hold privileges

HospitalCityOwnershipCMS star ratingHand Surgeons (General Surgery) affiliated
Ssm Health St Mary's Hospital - MadisonMadisonNonprofit4 of 52

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.

Surgery of the Hand (Surgery) providers in Wisconsin

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.

Dr. John Berschback, M.D.
Altoona, WI · $9 in drug and device payments (2025) · (715) 832-1400
Dr. David Dennison, M.D.
Eau Claire, WI · $4,196 in drug and device payments (2025) · (715) 838-5222
Dr. Matthew Boardman, D.O.
Madison, WI · $163 in drug and device payments (2025) · (608) 260-6000
Dr. Morgan Weber, M.D.
Madison, WI · $4,335 in drug and device payments (2025) · (608) 824-4000
Dr. Theresa Siegert, M.D.
Mequon, WI · No drug or device payments recorded (2025) · (262) 243-5400
Dr. Lewis Chamoy, MD
Milwaukee, WI · No drug or device payments recorded (2025) · (414) 453-7418
Dr. Ron Stark, M.D.
Milwaukee, WI · No drug or device payments recorded (2025) · (414) 258-2323
Dr. Kun-tai Hsu, MD
Wauwatosa, WI · $180 in drug and device payments (2025) · (414) 955-4263

Common questions

How many Surgery of the Hand (Surgery) providers are in Wisconsin?

There are 8 Surgery of the Hand (Surgery) providers with active NPI records practicing in Wisconsin, according to federal NPPES data refreshed monthly.

Which cities in Wisconsin have the most Surgery of the Hand (Surgery) providers?

Madison (2), Milwaukee (2), Wauwatosa (1) have the highest concentration of Surgery of the Hand (Surgery) providers in Wisconsin.

Where does this data come from?

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.

Which hospitals do Hand Surgeons (General Surgery) in Wisconsin work at?

According to CMS facility affiliation records, the Wisconsin hospitals where the most Hand Surgeons (General Surgery) hold privileges are Ssm Health St Mary's Hospital - Madison in Madison.

Related reading on HealthcareDiscovery.AI

Surgery of the Hand (Surgery) in all 50 states Search all 8 in the directory Ask Zach for help choosing

Related

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Surgery of the Hand (Surgery) in Wisconsin? Get featured.