DAVID LIEUWEN, M.D.
GRAND VALLEY MEDICAL SPECIALISTS PLC
Direct Primary Care
Comprehensive primary care for the entire family, from routine checkups to managing long-term health needs.
Credentials & Training
Federally verified- Credential
- MD
- Medical school
- Ohio State University College of Medicine
- Graduated
- 2001
- Medicare specialty
- Family Practice
- Group practice
- Grand Valley Medical Specialists Plc · 19 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
Family medicine covers preventive care and chronic disease management across the lifespan. David Lieuwen, M.D., practices within the Grand Valley Medical Specialists PLC group in Grand Rapids, Michigan. Because this practice operates on a direct-pay model, patients pay for services directly rather than solely through insurance.
The field of family medicine addresses acute illnesses, preventive screenings, and the management of chronic conditions such as hypertension, diabetes, and asthma. Care is provided for individuals across all age groups, ensuring continuity of care throughout life stages.
The practice is situated within a group setting of 19 clinicians. Medicare assignment is held by the provider, and the practice operates as a direct-pay service.
Areas of Focus
Conditions Treated
Specialties
Patients Served
Frequently Asked Questions
What types of care does a family medicine physician provide?
Family medicine covers preventive care, acute illness, and long-term conditions such as hypertension, diabetes, and asthma, for patients of every age.
Does this provider accept Medicare?
Yes, the provider has a Medicare assignment.
What does 'direct-pay' mean for billing?
Direct-pay means that patients pay for services directly to the practice rather than solely through insurance.
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