Mel Angelo Ona, MD, MS, MPH, MA
Gastroenterology Physician · Kapolei, HI
Mel Angelo Ona, MD, MS, MPH, MA is a gastroenterology physician with a practice address in Kapolei, Hawaii, and NPI 1720318199, issued on Jan 7, 2010. Check the license (Hawaii MD-19048, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mel Angelo Ona
- Credential
- MD, MS, MPH, MA
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- MD-19048 HI
266590 NY
Self-reported in NPPES; status is on the state search - Practice location
- 590 Farrington Hwy Unit 526A, Kapolei, HI 96707
- Phone
- (808) 762-2311
- Enumerated
- Jan 7, 2010
- Record last updated
- Dec 5, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (808) 376-8780
- Medicaid ID
- 816548 HI
- Medicare enrollment
- Enrolled (PECOS I20170706002881); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 81 in Hawaii → Look up another NPI →
Also registered at 590 Farrington Hwy Unit 526A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Larissa Wong, DOFamily Medicine Physician1568108074
Verify Mel Angelo Ona in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD-19048Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average gastroenterology physician in 2024
376 Medicare Part D claims for 278 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Gavilyte-G191 claims
- Peg-3350 And Electrolytes44 claims
- Pantoprazole Sodium25 claims
- Linzess16 claims
- Omeprazole12 claims
- Sod Sulf-Potass Sulf-Mag Sulf12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $473.46
25 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mel A Ona M D IncorporatedKapolei, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mel Angelo Ona among 81 gastroenterology physician records in Hawaii
Mel Angelo Ona, MD, MS, MPH, MA is one of 81 gastroenterology physician records with a practice address in Hawaii. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 79% of them.
- NPI issued2010 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2009 · median 1999 among the 56 with a school on file
- Record last updated2019 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Hawaii
There are 81 gastroenterology physician records in Hawaii.
All 81 in Hawaii → Every provider in Kapolei → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Daniel Chan, MDEwa Beach, HI 967061255627980
- Christy Ann Gilman, M.D.Ewa Beach, HI 967061609255017
- Yousif Arahim, M.D.Aiea, HI 967011740213990
- Darrell Lee, MDAiea, HI 967011629021241
- Tesu Lin, MDAiea, HI 967011508893496
- Aaron Small, M.D.Aiea, HI 967011407015399
- Robert Wong, MDAiea, HI 967011982784898
- Russ Arjal, MDHilo, HI 967201821144403
Common questions
What is Mel Angelo Ona, MD, MS, MPH, MA's NPI number?
Mel Angelo Ona, MD, MS, MPH, MA's National Provider Identifier (NPI) is 1720318199, issued on Jan 7, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Mel Angelo Ona, MD, MS, MPH, MA located?
The NPPES record lists a practice address at 590 Farrington Hwy Unit 526A, Kapolei, HI, 96707. Phone: (808) 762-2311. Providers update this record themselves, so call before visiting.
How can I verify Mel Angelo Ona, MD, MS, MPH, MA's license?
NPPES lists Hawaii license number MD-19048, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mel Angelo Ona, MD, MS, MPH, MA prescribe under Medicare Part D?
In 2024, Mel Angelo Ona, MD, MS, MPH, MA had 376 Medicare Part D claims for 278 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.