
About Us
MapleTree Medical Clinic Personalized Care, Focused on You MapleTree Medical Clinic, founded by Dr. Christopher Mildenberg, is a private internal medicine practice in Sturgeon Bay, Wisconsin, dedicated to providing personalized, patient-centered healthcare. With over 21 years of experience, Dr. Mildenberg believes in taking the time to truly understand each patient, ensuring comprehensive and thoughtful medical care. MapleTree Medical Clinic offers a wide range of primary and preventive care services, disease management, and wellness-focused treatment plans tailored to each patient’s needs.At MapleTree Medical Clinic, your health comes first!


About Dr. Mildenberg's Practice
Dr. Mildenberg's private practice is built on the foundation of trust, accessibility, and high-quality medical care. His goal is to empower patients with the knowledge and support they need to take charge of their health.
Education & Medical Training
Dr. Christopher F. Mildenberg is a board-certified internal medicine physician with over 21 years of experience in providing comprehensive care for adults. Based in Sturgeon Bay, Wisconsin, Dr. Mildenberg has built a reputation for his patient-centered approach, focusing on individualized treatment plans and long-term health management.
A graduate of the Medical College of Wisconsin, Dr. Mildenberg has dedicated his career to diagnosing, treating, and managing a wide range of adult medical conditions, including diabetes, coronary artery disease, hypertension, and other complex chronic illnesses.
Medical School: Medical College of Wisconsin
Residency: Internal Medicine, McGaw Medical Center of Northwestern University
Insurance
Accepting Most Insurance Plans
Anthem BlueCross Blue Shield Commercial Plans: Blue Access, Blue Traditional, and Blue Preferred (Excluding Aurora and Exchange Products) Centivo Commercial, Self-Insured Chorus Community Health Plans Medicaid HMO Employer’s Healthcare Coalition of WI Commercial, Self-Insured Health Payment Systems Commercial, Self-Insured Humana Medicare Advantage Independent Care Health Plan (iCare) Medicaid HMO, Medicare, Family Care Plan Network Health Plan Commercial - HMO & POS Marketplace & Self-Insured, Medicare Optum IPA of New York (OCNY) In partnership with Optum - PCPs only Medicare REACH Program Sheboygan Employers Health Network Commercial, Self-Insured Together with CCHIP Commercial Marketplace Trilogy Health Networks Commercial Self-Insured, Worker’s Compensation United Healthcare All Commercial Plans, Medicare & Medicaid WPS Commercial - WPSHI Statewide PPO Plan

Job Application
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