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Dr. Iheanyichukwu Aja-Onu, MD

Dr. Iheanyichukwu Aja-Onu, MD

Gastroenterology*
35+ years of experience

Dr. Iheanyichukwu Aja-Onu, MD is a gastroenterologist in Freeport, NY and has over 35 years of experience in the medical field. Dr. Aja-Onu has extensive experience in Pancreatic Disease. He graduated from UNIVERSITY OF NIGERIA / COLLEGE OF MEDICINE in 1986. He is affiliated with medical facilities such as Mercy Medical Center and Mount Sinai South Nassau.

3.4 Star Rating
Based on 17 reviews 3.4 Star Rating (17 reviews)

Practice

3 N Main St Freeport, NY 11520

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Dr. Aja-Onu's Reviews

Likelihood to recommend Dr. Aja-Onu

3.4

17 ratings, 11 with a written review
5 Star
53%
53%
4 Star
6%
6%
3 Star
6%
6%
2 Star
0%
0%
1 Star
35%
35%

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RecentHighestLowestMost Helpful
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Kathy Crispi – Apr 04, 2025
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What went well
No results
What could be improved
No results
2 people found this helpful
Helpful
May 13, 2023
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 person found this helpful
Helpful
Nov 14, 2022
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What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
3 people found this helpful
Helpful
Jun 06, 2021
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What went well
No results
What could be improved
No results
1 person found this helpful
Helpful
Aug 12, 2020
×Post a ResponseAre you Dr. Iheanyichukwu Aja-Onu, MD?
What went well
No results
What could be improved
No results
Helpful
a patient – Aug 12, 2020
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
  • Long wait times
2 people found this helpful
Helpful
Freeport, NY – Mar 07, 2019
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
  • Long wait times
3 people found this helpful
Helpful
FREEPORT, NY – Mar 07, 2019
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What went well
  • Trusted the provider's decisions
What could be improved
  • Difficult to schedule appointment
  • Staff wasn't friendly
  • Appointment was rushed
  • Long wait times
3 people found this helpful
Helpful
NY – Dec 11, 2018
×Post a ResponseAre you Dr. Iheanyichukwu Aja-Onu, MD?
What went well
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
7 people found this helpful
Helpful
D.Henao in Valley Stream, NY – Sep 18, 2018
×Post a ResponseAre you Dr. Iheanyichukwu Aja-Onu, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
18 people found this helpful
Helpful
Lorena Torry in Far Rockaway, NY – May 11, 2016
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About Me

biography

Dr. Iheanyichukwu Aja-Onu, MD is a gastroenterologist in Freeport, NY and has over 35 years of experience in the medical field. Dr. Aja-Onu has extensive experience in Pancreatic Disease. He graduated from UNIVERSITY OF NIGERIA / COLLEGE OF MEDICINE...read more
  • Gastroenterology

  • Internal Medicine

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • University Of Nigeria / College Of Medicine

    Medical School, 1986
American Board of Medical Specialties®
American Board of Internal Medicine®
Gastroenterology
Internal Medicine
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.
  • English

  • Afrikaans

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Locations

Practice

Main Street Dialysis Center3 N Main St Freeport, NY 11520
1

Affiliated Hospitals

  • Mercy Medical Center

    1000 N Village Ave
    Rockville Centre, NY 11570
    Recipient of 4
    hospital awards

    How patients felt about the care they received at this hospital.

    84%
    Patients said they were given information about recovering at home
    74%
    Patients said that nurses always listened to them and explained things well

    1% lower than the national average

    View all patient feedback
  • Mount Sinai South Nassau

    1 Healthy Way
    Oceanside, NY 11572
    Recipient of 8
    hospital awards

    Surgical Care Excellence Award™ (2023)

    Superior clinical outcomes in surgical care across 15 of the most common in-hospital surgical procedures including cardiac, vascular, joint replacement, prostate, spine, and gastrointestinal surgeries

    View all awards

    How patients felt about the care they received at this hospital.

    77%
    Patients said they were given information about recovering at home

    7% lower than the national average

    71%
    Patients said that doctors always listened to them and explained things well

    5% lower than the national average

    View all patient feedback
  • Saint John's Episcopal Hospital at South Shore

    327 Beach 19th St
    Far Rockaway, NY 11691

    How patients felt about the care they received at this hospital.

    77%
    Patients said they were given information about recovering at home

    7% lower than the national average

    70%
    Patients said that doctors always listened to them and explained things well

    6% lower than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality