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

Nephrology

Rhiana L. Lau, MD

Sees patients in Honolulu, HI · Hawaii

Summary

Dr. Rhiana L. Lau, MD is a nephrologist at 1319 Punahou St, Honolulu, HI 96826. Phone: (808) 983-6000. Accepts Medicare assignment. NPI 1801095682. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Nephrologist (Medicare lists Nephrology)
  • Address: 1319 Punahou St, Honolulu, HI 96826 · Directions
  • Phone: (808) 983‑6000
  • Medicare: Accepts Medicare assignment
  • Group practice: Kapiolani Medical Specialists
  • Medical school: graduated 2006 (20 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Rhiana L. Lau, 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 Rhiana L. Lau accept Medicare assignment?
Yes. Medicare's clinician data says Rhiana L. Lau 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.
What is Rhiana L. Lau's NPI number?
1801095682. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Rhiana L. Lau is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rhiana L. Lau as a member of this group (CMS data updated October 2, 2026).

  • Kapiolani Medical Specialists97 clinicians in the group

Specialties

Find other Nephrology doctors in Hawaii →

Other nephrologists in Honolulu

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

All nephrologists in Honolulu →

Other clinicians in Kapiolani Medical Specialists

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

Clinician information

CredentialMD
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1801095682
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians