Doctor profile · Federal record

Dr. Stuart Nakamoto, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Honolulu, HI

  • NPI 1245348747
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
321 N Kuakini St Ste 805
Honolulu, HI 968172362
(808) 536-1312
fax (808) 536-1201

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
June 30, 2010
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Hawaii #MD-9568
Medicaid
HI #07899001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245348747. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
943
Distinct HCPCS
7
Medicare allowed
$69,689
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 516 273 $98
99213 Established patient office or other outpatient visit, 20-29 minutes 156 109 $73
96127 Assessment of emotional or behavioral problems 147 97 $5
90662 Influenza vaccine split virus, preservative free 40 40 $72
G0008 Administration of influenza virus vaccine 40 40 $33
99212 Established patient office or other outpatient visit, 10-19 minutes 30 30 $58
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 14 14 $57

In context: peer comparison

Among 114 peers in Honolulu Internal Medicine Physician, average services per provider: 127. This provider delivers 7.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,982
Patients
882
Total drug cost
$78,364
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 754 217 $22,906
Losartan Potassium Generic 442 127 $12,718
Amlodipine Besylate Generic 297 90 $4,336
Levothyroxine Sodium Generic 243 66 $4,234
Rosuvastatin Calcium Generic 172 47 $12,046
Simvastatin Generic 157 44 $3,523
Metformin Hcl ER (Metformin Hcl) Brand 134 42 $1,712
Metformin Hcl Generic 131 37 $2,077
Irbesartan Generic 107 30 $4,225
Metoprolol Succinate Generic 106 33 $3,241

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stuart Nakamoto's medical specialty?
Dr. Stuart Nakamoto practices Internal Medicine Physician in Honolulu, HI.
Where does Dr. Stuart Nakamoto practice?
Dr. Stuart Nakamoto practices at 321 N Kuakini St Ste 805, Honolulu, HI 968172362. Office phone: 8085361312.
What is Dr. Stuart Nakamoto's NPI?
Dr. Stuart Nakamoto's National Provider Identifier (NPI) is 1245348747, issued by NPPES.
Does Dr. Stuart Nakamoto accept Medicare assignment?
Yes. Dr. Stuart Nakamoto accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stuart Nakamoto commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Assessment of emotional or behavioral problems (HCPCS 96127). Source: CMS Medicare Physician & Other Practitioners file.