Summary

Dr. John Williams is an internal medicine physician who specializes in hospital medicine and gastroenterology. He earned his medical degree from Indiana University School of Medicine and has been practicing for 37 years. Dr. Williams is fluent in both English and Spanish.

Dr. Williams practices at multiple locations throughout Green Bay, Wisconsin, including Saint Marys Health Center, Bellin Hospital, Saint Marys Hospital Medical Center, and Saint Vincent Hospital. He focuses on managing conditions such as type 2 diabetes, chronic kidney disease, and movement disorders. His practice includes coordinating physical therapy and strength training programs for patients, as well as performing diagnostic procedures like urine cultures to help identify infections and guide treatment decisions.

Overview based on verified provider data

Quick Facts

  • 37 years of experience
  • speaks English, Spanish
  • Indiana University School Of Medicine
  • 3 specialties
  • 8 areas of expertise
  • 3 hospital affiliations
  • 4 office locations
  • Male

Office Locations

Dr. John Christopher Williams has 4 locations

Saint Marys Health Center

1715 Dousman StGreen Bay, WI 54303
Mon7:30 am - 5:30 pm
Tue7:30 am - 5:30 pm
Wed7:30 am - 5:30 pm
Thu7:30 am - 5:30 pm
Fri7:30 am - 5:30 pm
SatClosed
SunClosed

Bellin Hospital Green Bay

744 S Webster AveGreen Bay, WI 54301

Saint Vincent Hospital

835 S Van Buren StGreen Bay, WI 54301

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Dr. John Christopher Williams, MDDr. Yogi Gundamraj, MDDr. Adewumi Bakare DMSc, PA-CEric Harker
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
37 Years of Experience 29 Years of Experience 5 Years of Experience 25 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) Speaks English
Green Bay , WIBrookfield , WIMesquite , TXLyons , CO
Med School: Indiana University School Of Medicine Med School: Spartan Health Sciences University School Of Medicine Med School: University of Lynchburg - DMSc Med School: Duke University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Christopher Williams

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. John Christopher Williams has the following 3 specialties

Specialty Expertise

Dr. John Christopher Williams has the following 8 areas of expertise

  • Check-up
  • Gastroenterology
  • Heartburn
  • Hospital Medicine
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

37 Years Experience

Dr. John Christopher Williams holds an expired medical license in the state of Wisconsin.

Medical License

Medical Doctor with an expired medical license in the state of Wisconsin that expired in 2025.

Education & Training

Medical School

Graduated from Indiana University School Of Medicine in 1989.

NPI Number

Dr. Williams' NPI number is 1295717668.

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Frequently Asked Questions

How can I make an appointment with Dr. John Williams?
You can find contact information for Dr. John Williams here on Vitals.
Does Dr. John Williams accept virtual/telehealth appointments?
Dr. John Williams has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. John Williams accepting new patients?
Dr. John Williams has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. John Williams's office located?
Dr. John Williams's office is located at 1715 Dousman St, Green Bay, WI, 54303.
What languages does Dr. John Williams speak?
Dr. John Williams speaks English and Spanish.

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