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Dermatology

Carla J. Nip-Sakamoto, MD

Works at hospitals in Honolulu, HI · Hawaii

Summary

Dr. Carla J. Nip-Sakamoto, MD is a dermatologist at 1329 Lusitana St, Suite 109, Honolulu, HI 96813. Phone: (808) 536-9888. Accepts Medicare assignment. In 2024, Carla J. Nip-Sakamoto had 450 Original Medicare patients and 1,818 services. NPI 1932259264. 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: Dermatologist (Medicare lists Dermatology)
  • Address: 1329 Lusitana St, Suite 109, Honolulu, HI 96813 · Directions
  • Phone: (808) 536‑9888
  • Medicare: Accepts Medicare assignment
  • Hospital: The Queens Medical Center
  • Group practice: Oahu Dermatology LLC
  • Medical school: University Of Hawaii John A. Burns School Of Medicine · graduated 1988 (38 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Carla J. Nip-Sakamoto, 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 Carla J. Nip-Sakamoto accept Medicare assignment?
Yes. Medicare's clinician data says Carla J. Nip-Sakamoto 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 Carla J. Nip-Sakamoto see?
In 2024, CMS data shows 450 Original Medicare patients and 1,818 services for Carla J. Nip-Sakamoto. This counts Original Medicare only and measures volume, not quality.
What is Carla J. Nip-Sakamoto's NPI number?
1932259264. 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 Carla J. Nip-Sakamoto, 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 patients450
Services billed to Medicare1,818
Different services or procedures35
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)682 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)453 services
  3. Destruction of precancer skin growth, 1 growth (17000)228 services
  4. Biopsy of related skin growth, first growth (11102)123 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)95 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 cholesterol75%
  • High blood pressure60%
  • Arthritis34%
  • Osteoporosis30%
  • Chronic kidney disease25%
  • Diabetes19%

Hospitals where Carla J. Nip-Sakamoto works

Medicare's Facility Affiliation Data lists Carla J. Nip-Sakamoto 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 Carla J. Nip-Sakamoto is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Carla J. Nip-Sakamoto as a member of this group (CMS data updated October 2, 2026).

  • Oahu Dermatology LLC3 clinicians in the group

Specialties

Find other Dermatology doctors in Hawaii →

Other dermatologists in Honolulu

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

All dermatologists in Honolulu →

Other clinicians in Oahu Dermatology LLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Hawaii John A. Burns School Of Medicine
Graduation year1988 (38 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1932259264
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