WILLIAM MERCER, MD
HAROLD F. LEEPER, M.D., PH.D., INC.
Direct Primary Care
Covers primary care needs for the entire family, from routine checkups to managing long-term health issues.
Credentials & Training
Federally verified- Credential
- MD
- Medical school
- West Virginia University School of Medicine
- Graduated
- 1979
- Medicare specialty
- Family Practice
- Also practices
- Geriatric Medicine
- Group practice
- Wheeling Hospital INC · 433 clinicians
- Medicare assignment
- Accepted — bills the Medicare-approved amount as payment in full
Sourced from the CMS Doctors & Clinicians national file, last checked October 2026.
About
Family medicine covers preventive care and chronic disease management across all ages. William Mercer, MD practices at HAROLD F. LEEPER, M.D., PH.D., INC. in Wheeling, West Virginia. This practice operates on a direct-pay model.
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 the lifespan.
Patients access care through direct payment to the practice. The setting is an established medical group in Wheeling, West Virginia.
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 practice accept insurance?
The practice operates on a direct-pay model.
What age groups does family medicine serve?
Family medicine provides care for patients across the lifespan, from children through seniors.
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