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DR. MEL ANGELO ONA MD, MS, MPH, MA
NPI 1720318199
Internal Medicine - Gastroenterology in Kapolei, HI

Active since January 07, 2010PECOS Enrolled
590 FARRINGTON HWY UNIT 526A, KAPOLEI, HI 96707(808) 762-2311(808) 376-8780 Get Directions Write a Review

NPPES record last updated: December 5, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 5, 2019, Jul 5, 2017, Jul 11, 2016 (3 updates tracked since 2016).

About Dr. Mel Angelo Ona Md, Ms, Mph, Ma NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MEL ANGELO ONA MD, MS, MPH, MA (NPI 1720318199) is an individual gastroenterology provider in Kapolei, Hawaii, licensed in Hawaii (MD-19048) and active in the NPI registry since January 2010. He is enrolled in Medicare PECOS, is affiliated with Pali Momi Medical Center, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1720318199
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MEL ANGELO ONACredential: MD, MS, MPH, MA
Location Address590 FARRINGTON HWY UNIT 526AKapolei, HI 96707-2034
Mailing Address590 Farrington Hwy Unit 526aKapolei, HI 96707-2034 · (617) 319-4441
Phone(808) 762-2311
Fax(808) 376-8780
Sole ProprietorYes
Medical School CMSOtherGraduated 2009
Enumeration DateJanuary 7, 2010
Last NPPES UpdateDecember 5, 20193 updates tracked since enumeration
✔ NPI 1720318199 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in HI · MD-19048
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 266590 (NY)
590 FARRINGTON HWY UNIT 526A, Kapolei, HI 96707
Open in Google Maps ↗

Other Identifiers 1

Medicaid816548HI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMSA.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mel Angelo Ona Md, Ms, Mph, Ma is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7315197928
PECOS Enrollment IDI20170706002881
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Mel Ona reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mel A Ona M D Incorporated
Same address
Gastroenterology
590 FARRINGTON HWY UNIT 525
Kapolei, HI 96707
  • Reassigned Medicare billing, Hawaii enrollment
  • 7 clinicians in this Medicare group
NPI 1710459300 (808) 762-2311
Waianae District Comprehensive Health And Hospital Board, Incorporated
0.3 mi
Clinic/Center
599 FARRINGTON HWY, BLDG #1, UNIT 100
Kapolei, HI 96707
  • Reassigned Medicare billing, Hawaii enrollment
  • 240 clinicians in this Medicare group
NPI 1831666700 (808) 697-3800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
68 services66 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
64 services64 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
30 services21 patients
Diagnostic exam of large bowel using a flexible endoscope 45378
This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.
23 services23 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Pali Momi Medical Center

Acute Care Hospitals · Aiea, HI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number120026
Location98-1079 Moanalua RoadAiea, HI 96701 · Honolulu County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96707 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$136.68 typical visit price
range $60.53 – $180.05
Typical copayment $34.17 (range $15.13 – $45.01)
Most-billed visit code 99204
Established Patient
$105.65 typical visit price
range $20.09 – $147.56
Typical copayment $26.41 (range $5.02 – $36.89)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Appropriate Follow-Up Interval for Normal Colonoscopy in Average Risk Patients
Percentage of patients aged 50 to 75 years of age receiving a screening colonoscopy without biopsy or polypectomy who had a recommended follow-up interval of at least 10 years for repeat colonoscopy documented in their colonoscopy report
99%92 patients
Appropriate management of anticoagulation in the peri-procedural period rate - EGD
Percentage of patients undergoing an EGD on an anti-platelet agent or an anticoagulant who leave the endoscopy unit with instructions for management of this medication
100%32 patients5/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
92%1,409 patients4/55-star benchmark: 100%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
96%1,636 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
82%1,195 patients4/55-star benchmark: 99%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
80%1,200 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
8%1,200 patients1/55-star benchmark: 59%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PRN ANESTHESIA L L C
Nurse Anesthetist, Certified Registered
590 FARRINGTON HWY UNIT 526A
KAPOLEI, HI 96707
Honolulu County (808) 744-0517
DR. LARISSA WONG DO
Family Medicine
590 FARRINGTON HWY UNIT 526A
KAPOLEI, HI 96707
Honolulu County (808) 674-2930

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mel Ona's NPI number?

The NPI number for Mel Ona is 1720318199. It was assigned to this individual provider in the NPPES registry on January 7, 2010.

Where is Mel Ona located?

Mel Ona practices at 590 Farrington Hwy Unit 526A, Kapolei, HI 96707. The listed phone number is (808) 762-2311.

What is Mel Ona's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Mel Ona enrolled in Medicare?

Yes. Mel Ona is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mel Ona's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mel Ona reassigns Medicare benefits to 2 organizations: Mel A Ona M D Incorporated (Kapolei, HI) and Waianae District Comprehensive Health And Hospital Board, Incorporated (Kapolei, HI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mel Ona's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mel Ona accept?

Health plans from HMSA list Mel Ona as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Mel Ona affiliated with any hospitals?

According to CMS data, Mel Ona is affiliated with Pali Momi Medical Center.

When was this NPI record last updated?

The NPPES record for Mel Ona was last updated on December 5, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.