SARAH NAIK, MD
Direct Primary Care
Managing complex health needs across the lifespan with primary care expertise.
Credentials & Training
Federally verified- Credential
- MD
- Medical school
- University of Wooster Medical Department
- Graduated
- 1995
- Medicare specialty
- Internal Medicine
- Group practice
- Gundersen Clinic Ltd · 422 clinicians
- Medicare assignment
- Accepted — bills the Medicare-approved amount as payment in full
Sourced from the CMS Doctors & Clinicians national file, last checked September 2026.
About
Internal medicine focuses on the diagnosis and treatment of complex illnesses in adults. Sarah Naik, MD practices in a direct-pay setting in Onalaska, Wisconsin. Patients access care through direct payment.
The field of internal medicine covers preventive care, management of chronic diseases like diabetes and hypertension, and acute care for sudden illnesses. Providers manage conditions affecting various body systems across adulthood.
Because this practice operates on a direct-pay model, patients pay for services without requiring insurance billing. Telehealth options are available for virtual consultations.
Areas of Focus
Conditions Treated
Specialties
Patients Served
Frequently Asked Questions
What types of care does an internal medicine physician provide?
Internal medicine focuses on the diagnosis and treatment of complex illnesses in adults, covering preventive care, acute illness, and long-term conditions.
Does this practice accept insurance?
No, this practice operates on a direct-pay model, meaning patients pay for services directly.
Is telehealth available?
Yes, telehealth options are available for virtual consultations.
What conditions are generally managed in internal medicine?
Providers manage conditions affecting various body systems across adulthood, including chronic diseases like hypertension and diabetes.
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