Fernando OnaMD
Fernando Ona, MD is a Gastroenterology provider in Honolulu, HI affiliated with 1 ambulatory surgery center in HI, as of July 2026.
- NPI1811934748
- Registered2006
- Centers1
- StateHI
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Fernando Ona at a glance
- Provider
- Fernando Ona
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Honolulu, HI
- NPI registered
- 2006
- NPI
- 1811934748
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Fernando Ona practice?
Fernando Ona, MD is based in Honolulu, HI and is affiliated with 1 ambulatory surgery center: Pacific Endoscopy Center LLC in Honolulu, HI. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Fernando Ona's NPI number?
Fernando Ona's National Provider Identifier (NPI) is 1811934748, registered in 2006. Specialty on record: Gastroenterology; credential MD.
How many Gastroenterology providers in Hawaii work at ambulatory surgery centers?
23 Gastroenterology surgeons and proceduralists in Hawaii are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Fernando Ona among them. The Hawaii Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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