Doctor profile · Federal record

Dr. James Okamoto, MD

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Family Medicine Physician · Waipahu, HI

  • NPI 1073596250
  • Accepts Medicare
  • 34 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
94-849 Lumiaina St, Waikele Professional Ctr, Suite 207
Waipahu, HI 967975025
(808) 677-8222
fax (808) 677-8333

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
June 10, 2024
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (3)
Hawaii #MD15243 · Washington #MD00032858 · Hawaii #15243
Medicaid
WA #8181885

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073596250. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$111
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 2 $41.22
AstraZeneca Pharmaceuticals LP 1 $28.93
Amgen Inc. 1 $22.10
PFIZER INC. 1 $19.04

By nature of payment

Food and Beverage
$111

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
595
Patients
265
Total drug cost
$13,357
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 74 29 $1,168
Atorvastatin Calcium Generic 71 32 $1,220
Losartan Potassium Generic 69 33 $1,841
Amlodipine Besylate Generic 51 23 $667
Tamsulosin Hcl Generic 43 21 $1,290
Hydrochlorothiazide Generic 35 17 $182
Metformin Hcl Generic 35 21 $396
Rosuvastatin Calcium Generic 34 14 $2,454
Pravastatin Sodium Generic 32 15 $802
Metoprolol Succinate Generic 30 16 $825

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Okamoto's medical specialty?
Dr. James Okamoto practices Family Medicine Physician in Waipahu, HI.
Where does Dr. James Okamoto practice?
Dr. James Okamoto practices at 94-849 Lumiaina St, Waipahu, HI 967975025. Office phone: 8086778222.
What is Dr. James Okamoto's NPI?
Dr. James Okamoto's National Provider Identifier (NPI) is 1073596250, issued by NPPES.
Does Dr. James Okamoto accept Medicare assignment?
Yes. Dr. James Okamoto accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.