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Obstetrician & Gynecologist (OB/GYN)
33 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. John Gay, MD is board certified in Obstetrics & Gynecology.

  • He has special expertise in 2 areas:
  • Hot Flashes
  • Menopause

Education & Awards

Dr. Gay graduated from University of Iowa, Iowa City. He has 1 awards.

Castle Connolly's Top Doctors™ (2013)


Dr. Gay has 5 hospital affiliations:

  • Columbia Regional Hospital 
  • Missouri OBGYN Associates 

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Additional Information
Dr. John William Gay MD is a male Obstetrician & Gynecologist, has 33 years of experience and practices in Obstetrics & Gynecology.
Where does Dr. John W. Gay practice?
Dr. John Gay has 2 office locations.
Dr. John Gay practices Obstetrics & Gynecology near Columbia, MO.
See Columbia Obstetricians & Gynecologists.