Dr. Iheanyichukwu Aja Onu MD Gastroenterologist

Dr. Iheanyichukwu Aja Onu is a gastroenterologist in Oceanside, New York. He received his medical degree from University of Nigeria Faculty of Medicine and has been in practice for 28 years.

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Office Location

See Contact Information

Specialty & Clinical Interests

Gastroenterologist: General Gastroenterology

Education & Medical Training

St Johns Espiscpl Hospital - S Shr
Residency, Internal Medicine, 1993 - 1996

SUNY Health Science Center at Brooklyn
Fellowship, Gastroenterology, 1996 - 1999

University of Nigeria Faculty of Medicine
Class of 1986

Certifications & Licensure

American Board of Internal Medicine
Certified in Gastroenterology

American Board of Internal Medicine
Certified in Internal Medicine

NY State Medical License
Active through 2014

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • BCBS Blue Card PPO
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • Empire BCBS HMO
  • Empire BCBS PPO
  • GHI PPO
  • Great West PPO
  • HIP of New York - Select PPO
  • MagnaCare PPO
  • Multiplan PHCS PPO
  • Multiplan PPO
  • MVP Healthcare PPO
  • Oxford Health Freedom
  • Oxford Health Liberty
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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