Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Maria C. Ilar-Revilla, MD

Works at hospitals in Aiea, HI · Honolulu, HI · Hawaii

Summary

Dr. Maria C. Ilar-Revilla, MD is an internal medicine doctor at 94 -866 Moloalo St, Suite 1b, Waipahu, HI 96797. Phone: (808) 677-5832. Accepts Medicare assignment. In 2024, Maria C. Ilar-Revilla had 106 Original Medicare patients and 1,103 services. NPI 1619980471. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 94 -866 Moloalo St, Suite 1b, Waipahu, HI 96797 · Directions
  • Phone: (808) 677‑5832
  • Medicare: Accepts Medicare assignment
  • Hospitals: Pali Momi Medical Center, The Queens Medical Center
  • Medical school: University Of Hawaii John A. Burns School Of Medicine · graduated 1993 (33 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Maria C. Ilar-Revilla, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Maria C. Ilar-Revilla accept Medicare assignment?
Yes. Medicare's clinician data says Maria C. Ilar-Revilla accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Maria C. Ilar-Revilla see?
In 2024, CMS data shows 106 Original Medicare patients and 1,103 services for Maria C. Ilar-Revilla. This counts Original Medicare only and measures volume, not quality.
What is Maria C. Ilar-Revilla's NPI number?
1619980471. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Maria C. Ilar-Revilla, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients106
Services billed to Medicare1,103
Different services or procedures18
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)254 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)185 services
  3. Blood test, lipids (cholesterol and triglycerides) (80061)176 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)140 services
  5. Blood glucose (sugar) level (82947)76 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes44%
  • Chronic kidney disease21%
  • Osteoporosis19%

Hospitals where Maria C. Ilar-Revilla works

Medicare's Facility Affiliation Data lists Maria C. Ilar-Revilla at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Pali Momi Medical CenterAiea, HI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 120026
  • The Queens Medical CenterHonolulu, HI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 120001

Practice locations

Addresses where Maria C. Ilar-Revilla is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Hawaii →

Other internal medicine doctors in Waipahu

Clinicians with the same Medicare primary specialty in Waipahu, HI — not a recommendation.

All internal medicine doctors in Waipahu →

Clinician information

CredentialMD
Medical schoolUniversity Of Hawaii John A. Burns School Of Medicine
Graduation year1993 (33 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1619980471
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians