Doctor profile · Federal record

Dr. Stephen Miyasato, MD

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

  • NPI 1477536563
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
99-128 Aiea Hts Dr, Ste 105
Aiea, HI 967013916
(808) 487-9922
fax (808) 483-6841

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
October 20, 2010
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Hawaii #MD 4730
Medicaid
HI #990259803

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477536563. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,299
Distinct HCPCS
10
Medicare allowed
$98,333
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 760 276 $97
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 149 149 $52
99497 Advance care planning, first 30 minutes 122 118 $25
G0008 Administration of influenza virus vaccine 52 52 $33
90682 Influenza vaccine, quadrivalent derived from recombinant dna 48 48 $72
96372 Injection of drug or substance under skin or into muscle 41 27 $15
99213 Established patient office or other outpatient visit, 20-29 minutes 35 29 $62
96127 Assessment of emotional or behavioral problems 30 15 $5
99215 Established patient office or other outpatient visit, 40-54 minutes 26 19 $134
99441 Telephone medical discussion with physician, 5-10 minutes 22 20 $60

In context: peer comparison

Among 17 peers in this city , average services per provider: 149. This provider delivers 8.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$609
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 2 $246.85
Lilly USA, LLC 2 $237.24
Teva Pharmaceuticals USA, Inc. 1 $124.96

By nature of payment

Food and Beverage
$609

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,852
Patients
780
Total drug cost
$730,657
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 484 135 $16,439
Amlodipine Besylate Generic 360 102 $5,795
Ozempic (Semaglutide) Brand 276 49 $415,316
Losartan Potassium Generic 261 79 $9,567
Levothyroxine Sodium Generic 217 48 $3,372
Metformin Hcl Er (Metformin Hcl) Brand 183 56 $2,187
Jardiance (Empagliflozin) Brand 168 46 $251,056
Simvastatin Generic 148 37 $2,986
Rosuvastatin Calcium Generic 128 38 $8,559
Irbesartan Generic 118 36 $5,017

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Miyasato's medical specialty?
Dr. Stephen Miyasato practices Internal Medicine Physician in Aiea, HI.
Where does Dr. Stephen Miyasato practice?
Dr. Stephen Miyasato practices at 99-128 Aiea Hts Dr, Aiea, HI 967013916. Office phone: 8084879922.
What is Dr. Stephen Miyasato's NPI?
Dr. Stephen Miyasato's National Provider Identifier (NPI) is 1477536563, issued by NPPES.
Does Dr. Stephen Miyasato accept Medicare assignment?
Yes. Dr. Stephen Miyasato accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Miyasato commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.