Summary

Dr. Fernando Ona is a gastroenterologist and internal medicine specialist with nearly six decades of medical experience. He earned his medical degree from the University of Santo Tomas Faculty of Medicine and Surgery and completed his residency training at New England Medical Center. His extensive 59-year career has provided him with deep expertise in digestive health and comprehensive internal medicine care. Dr. Ona provides medical services in English.

Dr. Ona practices at multiple locations throughout Honolulu, Kapolei, and Aiea, Hawaii, with affiliations at Tripler Army Medical Center and several prominent medical facilities. He specializes in diagnosing and treating abdominal pain, including cases during pregnancy, and manages dyspepsia symptoms. His procedural expertise includes performing upper gastrointestinal series examinations to evaluate digestive tract conditions. Patients have given Dr. Ona an average rating of 3.0 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3
  • 59 years of experience
  • 2 insurance plans accepted
  • speaks English
  • New England Medical Center
  • 1 written review
  • 2 specialties
  • 12 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 11 office locations
  • Male

Office Locations

Dr. Fernando V Ona has 11 locations

Joseph Madamba Md Medical Group

1712 Liliha St Ste 203Honolulu, HI 96817
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 12:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
Sat9:00 am - 12:00 pm
SunClosed

Ohana Gastroenterology

590 Farrington Hwy Unit 526AKapolei, HI 96707
Mon7:00 am - 4:00 pm
Tue7:00 am - 4:00 pm
Wed7:00 am - 4:00 pm
Thu7:00 am - 4:00 pm
Fri7:00 am - 4:00 pm
SatClosed
SunClosed

Primary Care Clinic Of Hawaii

1712 LILIHA ST STE 302HONOLULU, HI 96817
Mon7:30 am - 4:30 pm
Tue7:30 am - 4:30 pm
WedClosed
Thu7:30 am - 4:30 pm
Fri7:30 am - 4:30 pm
Sat8:00 am - 12:00 pm
SunClosed

Spark M Matsunaga Va Medical Center

459 Patterson RdHonolulu, HI 96819
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

Rosalo Molina Paeste Md

2256 N School StHonolulu, HI 96819

Vha Interim Staffing Program

2141 E Camelback Rd Ste 210Phoenix, AZ 85016

The Queens Medical Center

1301 Punchbowl StHonolulu, HI 96813

Kuakini Medical Center

347 N Kuakini StHonolulu, HI 96817

Straub Medical Center

888 S King StHonolulu, HI 96813

Pali Momi Medical Center

98-1079 Moanalua Rd Ste 680Aiea, HI 96701

Pali Momi Medical Center

98-1079 Moanalua RdAiea, HI 96701

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Dr. Fernando V Ona, MDDr. Arun Khazanchi, MDJi Soo Choi, APRNDr. Gary Wayne Ahn, MD
GastroenterologyGastroenterologyGastroenterologyHospital Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
3.4 
59 Years of Experience 30 Years of Experience 38 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English Speaks English
Honolulu , HILakewood Ranch , FLSACRAMENTO , CAHonolulu , HI
Med School: University Of Santo Tomas Faculty Of Medicine And Surgery Med School: St Georges University School Of Medicine Med School: New York University Med School: University Of Hawaii At Manoa
Current Profile
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Insurance Plans Accepted by Dr. Fernando V Ona

  • Accepts Medicaid
  • Blue Cross Blue Shield
  • UnitedHealthcare

Medical Specialties

Dr. Fernando V Ona has the following 2 specialties

Specialty Expertise

Dr. Fernando V Ona has the following 12 areas of expertise

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

Certifications, License, & Education

59 Years Experience

EDUCATION & TRAINING

Residency

New England Medical Center

Medical School

University Of Santo Tomas Faculty Of Medicine And SurgeryGraduated in 1967

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Frequently Asked Questions

What languages does Dr. Fernando Ona speak?
Dr. Fernando Ona speaks English.
Where is Dr. Fernando Ona's office located?
Dr. Fernando Ona's office is located at 1712 Liliha St Ste 203, Honolulu, HI, 96817.
Is Dr. Fernando Ona accepting new patients?
Dr. Fernando Ona is accepting new patients on Vitals. View Dr. Fernando Ona's profile on Vitals to make an appointment.
How can I make an appointment with Dr. Fernando Ona?
You can find contact information for Dr. Fernando Ona here on Vitals.
Does Dr. Fernando Ona accept my insurance?
You can see the insurance plans that Dr. Fernando Ona accepts on their Vitals profile.

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