FO
52 Years of Experience
Accepting patients
Who is Dr. Ona, Gastroenterologist in Honolulu, HI?
Dr. Fernando Ona, MD is a Gastroenterologist, who primarily practices in Honolulu, HI with 1 additional practice location. He has been practicing for over 52 years and is board certified. Dr. Ona completed his residency at New England Med Ctr Hosps, Internal Medicine Boston City Hosp, Gastroenterology Vet Affairs Med Ctr, Internal Medicine Raritan Bay Med Ctr, Flexible Or Transitional Year. Dr. Ona is fluent in English, Filipino; Pilipino, and Tagalog, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Ona’s office at (808) 433-0080.
Where did Dr. Ona go to medical school and complete their residency?
Residency: New England Med Ctr Hosps, Internal Medicine Boston City Hosp, Gastroenterology Vet Affairs Med Ctr, Internal Medicine Raritan Bay Med Ctr, Flexible Or Transitional Year | Boston Medical Center
Is Dr. Ona board certified as a Gastroenterologist?
Yes, Dr. Fernando Ona, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Ona speak?
Dr. Ona and their clinical team can communicate with patients in the following languages:
English
Filipino; Pilipino
Tagalog
What conditions does a Gastroenterologist like Dr. Ona typically treat?
As a Gastroenterologist, Dr. Ona diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Ona. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
What procedures does a Gastroenterologist like Dr. Ona typically perform?
As a Gastroenterologist, procedures performed by Dr. Fernando Ona may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
Please contact Dr. Ona's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Ona accept my insurance?
Please contact Dr. Ona's office to confirm accepted insurance plans.
Where is Dr. Ona's office located?
What is Dr. Ona's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ona's National Provider Identifier (NPI) number is 1811934748.
What common questions do patients ask about Dr. Ona?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ona
What is Dr. Fernando Ona's specialty?
Dr. Ona is a Gastroenterologist near Honolulu, HI.
What does a Gastroenterologist do?
An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs.
Is this Dr. Fernando Ona affiliated with a ranked Castle Connolly Top Hospital?
No, Ona is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Gastroenterologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Fernando Ona accepting new patients in Honolulu, HI?
Yes, Dr. Fernando Ona is accepting new patients at this time.
Does Dr. Fernando Ona offer online booking?
Please contact Dr. Ona's office at (808) 433-0080 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Fernando Ona?
Please contact Dr. Ona's office at (808) 433-0080 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Fernando Ona have?
Dr. Fernando Ona is certified by the American Board of Internal Medicine.
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