Doctor profile · Federal record

Dr. Ken Nagahiro

Optometrist (CMS: Optometry) · Ewa Beach, HI

  • NPI 1598717902
  • Accepts Medicare
  • 56 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
91-803 Papipi RD
Ewa Beach, HI 967062438
(808) 689-7911
fax (808) 689-8831

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
December 17, 2008
Year of graduation
1970 — 56 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Hawaii #105
Medicaid
HI #05135801

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598717902. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
568
Distinct HCPCS
8
Medicare allowed
$44,678
HCPCS Description Services Patients Avg allowed
68761 Closure of tear duct opening using plug 127 39 $119
92012 Established patient problem focused exam of visual system 117 66 $97
92132 Imaging of front third of eye 64 39 $34
92020 Exam of the internal drainage system of eye 53 34 $29
92083 Exam of visual field with extended testing 53 33 $68
92133 Imaging of optic nerve 53 34 $36
92014 Established patient complete exam of visual system 51 35 $136
92250 Photography of the retina 50 34 $40

In context: peer comparison

Among 2 peers in Ewa Beach Optometrist, average services per provider: 68. This provider delivers 8.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$133
Transactions
13
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 13 $133.18

By nature of payment

Food and Beverage
$133

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
343
Patients
107
Total drug cost
$121,152
Drug Type Claims Patients Total cost
Latanoprost Generic 129 41 $5,883
Lumigan (Bimatoprost) Brand 114 35 $80,459
Brinzolamide Generic 49 17 $17,001
Moxifloxacin (Moxifloxacin Hcl) Brand 23 14 $848
Vyzulta (Latanoprostene Bunod) Brand 15 0 $9,991
Alphagan P (Brimonidine Tartrate) Brand 13 0 $6,970

Frequently asked questions

Auto-generated from federal data
What is Dr. Ken Nagahiro's medical specialty?
Dr. Ken Nagahiro practices Optometrist in Ewa Beach, HI.
Where does Dr. Ken Nagahiro practice?
Dr. Ken Nagahiro practices at 91-803 Papipi RD, Ewa Beach, HI 967062438. Office phone: 8086897911.
What is Dr. Ken Nagahiro's NPI?
Dr. Ken Nagahiro's National Provider Identifier (NPI) is 1598717902, issued by NPPES.
Does Dr. Ken Nagahiro accept Medicare assignment?
Yes. Dr. Ken Nagahiro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ken Nagahiro commonly perform?
Top Medicare-reported procedures in 2023: Closure of tear duct opening using plug (HCPCS 68761); Established patient problem focused exam of visual system (HCPCS 92012); Imaging of front third of eye (HCPCS 92132). Source: CMS Medicare Physician & Other Practitioners file.