Summary

Dr. John Affronti is a gastroenterologist and internal medicine physician who earned his medical degree from George Washington University School of Medicine & Health Sciences. With 41 years of clinical experience, he brings extensive knowledge to the diagnosis and treatment of digestive system disorders and comprehensive internal medicine care. Dr. Affronti provides medical services in English.

He practices at The Johns Hopkins Medical Institute in Baltimore, Maryland, and maintains hospital affiliations with Augusta VA Medical Center Uptown. Dr. Affronti specializes in treating conditions such as colon polyps, upper gastrointestinal bleeding, and melena. His expertise includes performing specialized procedures like pathology tests, kidney transplant biopsies, and nerve biopsies. Patients have given Dr. Affronti an average rating of 4.5 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • 4.5
  • 41 years of experience
  • 14 insurance plans accepted
  • speaks English
  • George Washington University School Of Medicine & Health Sciences
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

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Dr. John Paul Affronti, MDSarah Proffit, APRNBrendon Bower, APRNDr. Martin Konrad Slodzinski, MD
GastroenterologyGastroenterologyGastroenterologyAnesthesiology
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
41 Years of Experience 28 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English Speaks English Speaks English
Baltimore , MDBaltimore , MDTempe , AZBaltimore , MD
Med School: George Washington University School Of Medicine & Health Sciences Med School: Wilmington University Med School: University of Cincinnati Med School: University Of Maryland School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Paul Affronti

  • Aetna
  • AmeriHealth - Medicaid (Managed)
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • CHAMPVA
  • Johns Hopkins Employer Health Programs - Medicaid (Managed)
  • Johns Hopkins Employer Health Programs - Medicare (Advantage HMO)
  • Kaiser Permanente - Medicaid (Managed)
  • MedStar Family Choice - Medicaid (Managed)
  • Meritain Health
  • Priority Partners
  • Priority Partners - Medicaid (Managed)
  • Riverside Health - Medicaid (Managed)
  • Tricare

Medical Specialties

Dr. John Paul Affronti has the following 2 specialties

Specialty Expertise

Dr. John Paul Affronti has the following 14 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Endoscopic Retrograde Cholangiopancreatography (ERCP)
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Pancreas inflammation (Pancreatitis)
  • Ulcerative Colitis
  • Ultrasonic Endoscopy (EUS)

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, Maryland, 2026, Active

EDUCATION & TRAINING

Medical School

George Washington University School Of Medicine & Health SciencesGraduated in 1985

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Frequently Asked Questions

Which hospitals is Dr. John Affronti affiliated with?
Dr. John Affronti is affiliated with Augusta Va Medical Center Uptown.
What languages does Dr. John Affronti speak?
Dr. John Affronti speaks English.
Where is Dr. John Affronti's office located?
Dr. John Affronti's office is located at 1800 Orleans St, Baltimore, MD, 21287.
Does Dr. John Affronti accept my insurance?
You can see the insurance plans that Dr. John Affronti accepts on their Vitals profile.
Does Dr. John Affronti accept virtual/telehealth appointments?
Dr. John Affronti has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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