Dr. John C Hahn MD Gastroenterologist

Dr. John Hahn is a gastroenterologist in Bayonne, New Jersey and is affiliated with Bayonne Medical Center. He received his medical degree from Rutgers New Jersey Medical School and has been in practice for 29 years. He is one of 7 doctors at Bayonne Medical Center who specialize in Gastroenterology.

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Office Location

See Contact Information

Specialty & Clinical Interests

Gastroenterologist: General Obstetrics & Gynecology

Hospital Affiliation

Bayonne Medical Center

Education & Medical Training

UMDNJ-University Hospital
Residency, Internal Medicine, 1985 - 1988

UMDNJ-University Hospital
Fellowship, Gastroenterology, 1988 - 1990

Rutgers New Jersey Medical School
Class of 1985

Certifications & Licensure

American Board of Family Medicine
Certified in Family Medicine

American Board of Family Medicine
Certified in Sports Medicine

IN State Medical License
Active through 2015

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • Anthem PPO
  • AvMed Health Open Access
  • BCBS Blue Card PPO
  • BCBS Florida NetworkBlue
  • BCBS Florida Preferred Patient Care PPO
  • BCBS Illinois BlueChoice Select
  • BCBS Illinois PPO
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • Cofinity PPO
  • Coventry Florida - Employer Group PPO
  • Empire BCBS HMO
  • Empire BCBS PPO
  • First Health PPO
  • GHI PPO
  • Great West PPO
  • HealthLink PPO
  • Humana ChoiceCare Network PPO
  • Kaiser Permanente
  • MagnaCare PPO
  • Multiplan PHCS PPO
  • Multiplan PPO
  • MVP Healthcare PPO
  • Oxford Health Freedom
  • Oxford Health Liberty
  • Rocky Mountain Group/Indiv - HMO/Private Pay
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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