Summary

Dr. John Hahn is a gastroenterologist and internal medicine physician who earned his medical degree from Rutgers New Jersey Medical School. He completed his residency at UMDNJ and brings four decades of clinical experience to his practice. Dr. Hahn speaks English and provides comprehensive care for digestive health concerns.

Dr. Hahn is affiliated with Bayonne University Hospital and sees patients at multiple locations throughout Bayonne, New Jersey. He specializes in treating conditions such as hemorrhoids, colon polyps, and diverticular disease. His expertise includes performing colonoscopies and lower gastrointestinal endoscopy procedures to diagnose and monitor digestive health issues. Patients have given him an average rating of 3.5 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 41 years of experience
  • 37 insurance plans accepted
  • speaks English
  • Umdnj
  • 5 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. John Charles Hahn has 3 locations

Atlantic Medical Group

534 Avenue E # 1CBayonne, NJ 07002
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 1:00 pm
SatClosed
SunClosed

Bayonne Medical Center

29 E 29th StBayonne, NJ 07002

Atlantic Medical Group Gastroenterology at Bayonne

534 Avenue E Ste 1CBayonne, NJ 07002

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Dr. John Charles Hahn, MDDr. Ghassan Philip Sayegh, DODr. Michael Schopis, MDDr. Michael Seth Rosman, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
41 Years of Experience 9 Years of Experience 10 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English
Bayonne , NJYONKERS , NYNEW YORK , NYNEW YORK , NY
Med School: Rutgers New Jersey Medical School Med School: Osteopathic Medical Degree from New York Institute of Technology College of Osteopathic Medicine. Med School: University Of Toledo College Of Medicine Med School: New York University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Charles Hahn

  • Accepts Medicare
  • Accepts Medicaid
  • 1199SEIU
  • Aetna
  • Aetna Better Health - Medicaid (Managed)
  • AmeriGroup
  • AmeriHealth
  • AmeriHealth - HMO
  • AmeriHealth - PPO
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Braven Health (Horizon Blue Cross Blue Shield of New Jersey)
  • CHAMPVA
  • CHAMPVA - HMO
  • Cigna
  • Clover Health
  • Clover Health - HMO
  • EmblemHealth
  • EmblemHealth - HMO
  • Fidelis Care (NY)
  • Horizon Blue Cross Blue Shield of New Jersey
  • Horizon NJ Health
  • Humana
  • MagnaCare
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Optum Health
  • Oscar Health Insurance - HMO
  • Oscar Health Insurance - PPO
  • STLDentalPlan| LLC
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare Community Plan
  • UnitedHealthcare Community Plan - Medicaid (Managed)
  • UnitedHealthcare Oxford
  • US Family Health Plan

Medical Specialties

Dr. John Charles Hahn has the following 2 specialties

Specialty Expertise

Dr. John Charles Hahn has the following 11 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, New Jersey, 2027, Active

EDUCATION & TRAINING

Residency

Umdnj

Medical School

Rutgers New Jersey Medical SchoolGraduated in 1985

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Frequently Asked Questions

Is Dr. John Hahn accepting new patients?
Dr. John Hahn is accepting new patients on Vitals. View Dr. John Hahn's profile on Vitals to make an appointment.
Does Dr. John Hahn accept my insurance?
You can see the insurance plans that Dr. John Hahn accepts on their Vitals profile.
Which hospitals is Dr. John Hahn affiliated with?
Dr. John Hahn is affiliated with Bayonne University Hospital.
Where is Dr. John Hahn's office located?
Dr. John Hahn's office is located at 534 Avenue E # 1C, Bayonne, NJ, 07002.
What languages does Dr. John Hahn speak?
Dr. John Hahn speaks English.

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