Summary

Dr. Larry Buck is an internal medicine physician who brings a decade of experience to comprehensive adult healthcare. He earned his Doctor of Osteopathy degree from A T Still University Kirksville College of Osteopathic Medicine, where he developed expertise in the osteopathic approach to patient care. Dr. Buck focuses on managing complex medical conditions and preventive health services for his patients.

Dr. Buck practices at Williams Internal Medicine in Saint Louis, Missouri, and maintains hospital privileges at Inspira Medical Center Vineland. He specializes in treating cardiovascular risk factors such as high cholesterol and hyperlipidemia in both adults and younger patients. His practice also emphasizes chronic disease management, particularly for patients with chronic kidney disease. Additionally, Dr. Buck provides essential preventive care services including flu vaccinations, COVID-19 booster shots, and substance use disorder screening to support his patients' overall health and wellness.
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Overview based on verified provider data

Quick Facts

  • 10 years of experience
  • 19 insurance plans accepted
  • A T Still University Kirksville College Of Osteopathic Medicine
  • 1 specialty
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Williams Internal Medicine

3409 Union BlvdSaint Louis, MO 63115

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Dr. Larry Cayce Buck II, DO
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Dr. Larry Cayce Buck II, DODr. Michael Albrecht, MDDr. Mazhar Lakho, MDDr. Kelly Ann Wood, MSPH, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.8 
10 Years of Experience 14 Years of Experience 20 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English
Saint Louis , MOLansing , KSFairview Heights , ILColumbia , IL
Med School: A T Still University Kirksville College Of Osteopathic Medicine Med School: University Of Kansas School Of Medicine Med School: Liaquat University of Medical & Health Sciences Med School: Southern Illinois University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Larry Cayce Buck

  • Aetna
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Cigna
  • Dean Health Plan
  • ESSENCE Healthcare
  • ESSENCE Healthcare - Medicare
  • ESSENCE Healthcare - Medicare (Advantage HMO)
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Oscar Health Insurance
  • Physicians Mutual
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare

Medical Specialties

Dr. Larry Cayce Buck has the following specialty

Certifications, License, & Education

10 Years Experience

Dr. Larry Cayce Buck holds an expired medical license in the state of Missouri.

Medical License

Doctor Of Osteopathy with an expired medical license in the state of Missouri that expired in 2026.

Education & Training

Medical School

Graduated from A T Still University Kirksville College Of Osteopathic Medicine in 2016.

NPI Number

Dr. Buck's NPI number is 1851749139.

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Frequently Asked Questions

Is Dr. Larry Buck accepting new patients?
Dr. Larry Buck has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Larry Buck accept my insurance?
You can see the insurance plans that Dr. Larry Buck accepts on their Vitals profile.
Which hospitals is Dr. Larry Buck affiliated with?
Dr. Larry Buck is affiliated with Inspira Medical Center Vineland.
Where is Dr. Larry Buck's office located?
Dr. Larry Buck's office is located at 3409 Union Blvd, Saint Louis, MO, 63115.
Does Dr. Larry Buck accept virtual/telehealth appointments?
Dr. Larry Buck has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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