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

Hematology/Oncology

Randal J. Liu, MD

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

Summary

Dr. Randal J. Liu, MD is a hematologist-oncologist at 888 S King St, Honolulu, HI 96813. Phone: (808) 522-4000. Accepts Medicare assignment. In 2024, Randal J. Liu had 133 Original Medicare patients and 436 services. NPI 1821002460. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Randal J. Liu, 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 Randal J. Liu accept Medicare assignment?
Yes. Medicare's clinician data says Randal J. Liu 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 Randal J. Liu see?
In 2024, CMS data shows 133 Original Medicare patients and 436 services for Randal J. Liu. This counts Original Medicare only and measures volume, not quality.
What is Randal J. Liu's NPI number?
1821002460. 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 Randal J. Liu, 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 patients133
Services billed to Medicare436
Different services or procedures8
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)253 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)122 services
  3. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)29 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%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)58%
  • Chronic kidney disease41%
  • Diabetes31%
  • Osteoporosis29%

Hospitals where Randal J. Liu works

Medicare's Facility Affiliation Data lists Randal J. Liu 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.

Practice locations

Addresses where Randal J. Liu is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Randal J. Liu as a member of this group (CMS data updated October 2, 2026).

  • Straub Clinic and Hospital419 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in Hawaii →

Other hematologist-oncologists in Honolulu

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

All hematologist-oncologists in Honolulu →

Other clinicians in Straub Clinic and Hospital

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1987 (39 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1821002460
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