Doctor profile · Federal record

Dr. Gerald Carp, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Specialist · Wailuku, HI

  • NPI 1912963646
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 54 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
450 Hookahi St
Wailuku, HI 967931474
(808) 877-3984
fax (808) 871-6498
Additional location
239 E Wakea Ave
Kahului, HI 967322444
Mailing address
239 E Wakea Ave
Kahului, HI 967322444

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 13, 2018
Year of graduation
1972 — 54 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Hawaii #MD-11411 · Hawaii #MD11411

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912963646. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,257
Distinct HCPCS
10
Medicare allowed
$206,011
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 798 571 $133
92134 Imaging of retina 468 308 $43
99213 Established patient office or other outpatient visit, 20-29 minutes 324 217 $93
92133 Imaging of optic nerve 158 142 $38
92083 Exam of visual field with extended testing 129 121 $68
92250 Photography of the retina 80 77 $38
92014 Established patient complete exam of visual system 73 71 $135
83861 Microfluid analysis of tears 52 26 $22
99204 New patient office or other outpatient visit, 45-59 minutes 52 52 $170
92012 Established patient problem focused exam of visual system 36 32 $98

In context: peer comparison

Among 4 peers in Wailuku Ophthalmology Physician, average services per provider: 117. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$820
Transactions
20
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Amgen INC. 7 $355.56
Abbvie INC. 5 $189.20
RxSight INC 3 $166.03
Sun Pharmaceutical Industries INC. 2 $46.81
Tarsus Pharmaceuticals, INC. 2 $45.41
Alcon Vision LLC 1 $16.56

By nature of payment

Food and Beverage
$820

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,776
Patients
529
Total drug cost
$180,686
Drug Type Claims Patients Total cost
Latanoprost Generic 550 140 $13,631
Dorzolamide Hcl Generic 206 48 $6,261
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 206 62 $4,116
Brimonidine Tartrate Generic 182 47 $28,031
Timolol Maleate Generic 152 52 $3,532
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 94 59 $1,416
Erythromycin (Erythromycin Base) Brand 73 49 $766
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 60 21 $33,214
Vyzulta (Latanoprostene Bunod) Brand 55 19 $28,881
Combigan (Brimonidine Tartrate/Timolol) Brand 51 14 $19,255

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerald Carp's medical specialty?
Dr. Gerald Carp practices Ophthalmology Physician in Wailuku, HI.
Where does Dr. Gerald Carp practice?
Dr. Gerald Carp practices at 450 Hookahi St, Wailuku, HI 967931474. Office phone: 8088773984.
What is Dr. Gerald Carp's NPI?
Dr. Gerald Carp's National Provider Identifier (NPI) is 1912963646, issued by NPPES.
Does Dr. Gerald Carp accept Medicare assignment?
Yes. Dr. Gerald Carp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerald Carp commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Imaging of retina (HCPCS 92134); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.