William B. Guyol Jr., MD

My Philosophy and Approach to Wellness...

My goal is to manage and anticipate your unique healthcare needs. As an MDVIP-affiliated doctor, I will partner with you on a personal level to help you achieve the optimal health we all value. We will closely collaborate on what it takes to stay on the path to wellness. You will feel welcomed by the relaxed, individualizedĀ attention you will receive from everyone in our office.

Physician Profile


University of Notre Dame
Notre Dame, IN
Bachelor of Science, Pre-professional studies 1978
Magna Cum Laude
Alpha Epsilon Delta Premedical Honor Society
Medical School
Saint Louis University School of Medicine
Saint Louis, MO
Doctorate of Medicine 1982
Saint Louis University Hospitals
Saint Louis, MO
Internal Medicine 1982-1983
Saint Louis University Hospitals
Saint Louis, MO
Internal Medicine 1983-1985
Chief Medical Resident, St. Louis City Hospital 1984-1985



Professional Society Memberships

American College of Physicians
Missouri State Medical Society
Missouri Doctor's For Life
Saint Louis Metropolitan Medical Society

Professional Affiliations and Appointments

St. Mary's Health Center
- Internal Medicine Quality Assessment Committee 2004-2010
- Geographic Faculty, Internal Medicine Residency Training Program 1985-2000
- Delegate, Physician Organization of the St. Louis Health Care Network 1994-1995
- Chairman, Physician Hospital Organization Steering Committee1993-1994
- Medical Staff Delegate at Large, Executive Committee 1994
- Chairman, Medical Records Committee 1988-1991
Quality Assurance Committee, CIGNA 1994-2002
Delegate, SSM Managed Care Organization Board of Directors 1998-2002
SSM Health Care Managed Care Organization Board of Governors 1998-2002

Hospital Affiliations

St. Mary's Health Center

Community Service

Volunteer, Crudem Foundation 2006-present
Board Member, Crudem Foundation 2007-present
Chairman, Medical Committee, Crudem Foundation 2008-present
Vice-president Elect, Crudem Foundation 2011
Volunteer Coordinator, Crudem Foundation 2011

Honors and Awards

Best Doctors in America® 2011-2013


American Board of Internal Medicine

Patient Testimonials

  • Member: Michele

    Awesome!!! Just awesome! Dr. Guyol is the best!

  • Member: John

    Right to the point...The doctor is just fine, knows his craft, am glad I can access when needed, and very happy that he is younger...

  • Member: Con

    Dr. Guyol quite literally has saved my life. I've generally been quite healthy but have had a scare or two and Dr. Bill has alway...

  • Member: Donald

    He is knowledgeable and caring and has a superb support staff. Keep up the great work and a sincere thank you.