John Hamilton, MD- Dean - WI

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John W. Hamilton View my video

John W. Hamilton, MD

Schedule an Appointment

To schedule an appointment with John W. Hamilton please call 608-260-3405.

Accepting new patients

  • DHS Provider


Year Joined SSM Health Medical Group:


  • Gastroenterology

Board Certification

  • Gastroenterology

Medical Interests

  • 24 pH
  • All endoscopic procedures
  • Biliary stents
  • Endoscopic retrograde cholangiopancreatography (ERCP)
  • Esophageal motility
  • Inflammatory bowel disease
  • Liver disease


  • English

Dean Health Plan Product Type

  • Administrative Services/ASO
  • Badgercare Plus/Medicaid
  • Commercial HMO/POS Insurance (Group Or Individual Coverage)
  • Dean Focus
  • Medicare Advantage
  • Medicare Gold
  • Medicare Select
  • PPO


College and University

University of Illinois, Champaign, IL, BS
University of Illinois, Chicago, IL, MD


University of Connecticut, Farmington, CT


University of Wisconsin, Madison, WI, Gastroenterology


University of Connecticut, Farmington, CT


In addition to being a network provider for all Dean Health Plan insurance products listed above, this provider may also be considered in-network with various health insurance products.
- If Commercial HMO/POS Insurance (Group or Individual Coverage) appears under Dean Health Plan Product Type, this indicates this provider is participating in the Dean Health Plan Marketplace ( HMO plans.
- If Dean Focus appears under Dean Health Plan Product Type, this indicates this provider is participating in the Dean Health Plan Marketplace ( EPO plans.
- Dean providers are also participating providers for Medicare Part B, Wisconsin Medicaid, and other government payers. We encourage you to contact your insurance carrier to determine your coverage.

Professional Activities

AGA; Clinical Professor of Medicine, University of Wisconsin; Head of Gastroenterology Nicaplast International Foundation


We encourage you to see your pediatrician, family medicine or internal medicine provider about new healthcare concerns. This provider will then direct you to the appropriate specialty care, as needed.

Office Information





DeanCare Gold (Cost) is an HMO plan with a Medicare contract.  Enrollment in DeanCare Gold depends on contract renewal.

H5264_WEB15v1_CMS Pending

We're Here to Help

Customer Care

To schedule an appointment with a provider, please call the clinic directly.

If you have any questions contact Dean Health Plan's Customer Care Center at (800) 279-1301.

Referring Physicians

Call DeanDirect to make a referral - (888) 302-3326

Also, visit ReferLink - a resource tailored to you.

Directory Resources

Glossary of Terms

Check Certification Status
with the American Board of Medical Specialties