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

Critical Care (Intensivists)

Makoto Uchiyama, DO

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

Summary

Dr. Makoto Uchiyama, DO is a critical care doctor at 888 S King St, Honolulu, HI 96813. Phone: (808) 522-4000. Accepts Medicare assignment. In 2024, Makoto Uchiyama had 107 Original Medicare patients and 329 services. NPI 1437476223. 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 Makoto Uchiyama, 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 Makoto Uchiyama accept Medicare assignment?
Yes. Medicare's clinician data says Makoto Uchiyama 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 Makoto Uchiyama see?
In 2024, CMS data shows 107 Original Medicare patients and 329 services for Makoto Uchiyama. This counts Original Medicare only and measures volume, not quality.
What is Makoto Uchiyama's NPI number?
1437476223. 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 Makoto Uchiyama, 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 patients107
Services billed to Medicare329
Different services or procedures14
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Critical care, first 30-74 minutes (99291)193 services
  2. Critical care, each additional 30 minutes (99292)38 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)27 services
  4. Insertion of non-tunneled central venous tube for infusion (5 years or older) (36556)20 services
  5. Insertion of artery tube for blood sampling or infusion through skin (36620)19 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%
  • Diabetes59%
  • Chronic kidney disease58%
  • Ischemic heart disease55%
  • Heart failure55%

Hospitals where Makoto Uchiyama works

Medicare's Facility Affiliation Data lists Makoto Uchiyama 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
  • Straub Clinic and HospitalHonolulu, HI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 120022
  • Wilcox Memorial HospitalLihue, HI · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 120014

Practice locations

Addresses where Makoto Uchiyama is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Makoto Uchiyama as a member of this group (CMS data updated October 2, 2026).

  • Aloha Critical Care Associates LLP13 clinicians in the group

Specialties

Find other Critical Care (Intensivists) doctors in Hawaii →

Other critical care doctors in Honolulu

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

All critical care doctors in Honolulu →

Other clinicians in Aloha Critical Care Associates LLP

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

Clinician information

CredentialDO
Graduation year2006 (20 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1437476223
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