NPPES file of Aug 9, 2026

Gerald Carp, M.D.

Ophthalmology Physician · Wailuku, HI

Gerald Carp, M.D. is an ophthalmology physician with a practice address in Wailuku, Hawaii, and NPI 1912963646, issued on Apr 21, 2006. Check the license (Hawaii MD-11411, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912963646
Name
Gerald Carp
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License numbers
MD-11411 HI
MD11411 HI
Self-reported in NPPES; status is on the state search
Practice location
450 Hookahi St, Wailuku, HI 96793
Phone
(808) 877-3984
Enumerated
Apr 21, 2006
Record last updated
Dec 13, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(808) 871-6498
Medicare enrollment
Enrolled (PECOS I20051012001162); accepts Medicare assignment
Medical or professional school
West Virginia University School Of Medicine, 1972
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 450 Hookahi St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jaren Ariyoshi, ODOptometrist1659258770
  2. Allison Dusinski, PTPhysical Therapist1407811284
  3. Lev Grunstein, M.D.Ophthalmology Physician1770773301
  4. Joseph Hartman, O.D.Optometrist1841499837
  5. Nicole Pacer, ODOptometrist1013749431
  6. Andrew Parlin, M.D.Ophthalmology Physician1306280086

Verify Gerald Carp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD-11411
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Hawaii license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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23% more Medicare Part D claims than the average ophthalmology physician in 2024

1,874 Medicare Part D claims for 397 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.

  1. Gerald Carp1,874
  2. Specialty average1,518

Most prescribed

  1. Latanoprost429 claims
  2. Dorzolamide-Timolol249 claims
  3. Brimonidine Tartrate145 claims
  4. Timolol Maleate135 claims
  5. Dorzolamide Hcl128 claims
  6. Rocklatan68 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $819.57

20 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gerald Carp$819.57
  2. Specialty average$4,535.02

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Aloha Eye Clinic, LtdWailuku, HI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gerald Carp among 128 ophthalmology physician records in Hawaii

Gerald Carp, M.D. is one of 128 ophthalmology physician records with a practice address in Hawaii. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 34% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1972 · median 1995 among the 89 with a school on file
  • Record last updated2018 · 85% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Hawaii

There are 128 ophthalmology physician records in Hawaii.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Uma Chaluvadi, MD, FRCS, FRCOPHTH.Wailuku, HI 967931306872874
  2. Cyril Dalmon, M.D.Wailuku, HI 967931487819579
  3. Gary Edwards, M.D.Wailuku, HI 967931366598872
  4. Lev Grunstein, M.D.Wailuku, HI 967931770773301
  5. Andrew Parlin, M.D.Wailuku, HI 967931306280086
  6. Clifford Rhodes, M.D.Wailuku, HI 967931275549453
  7. Brett Shapiro, M.D.Wailuku, HI 967931972709541
  8. Jivin Tantisira, M.D.Wailuku, HI 967931104889583

Common questions

What is Gerald Carp, M.D.'s NPI number?

Gerald Carp, M.D.'s National Provider Identifier (NPI) is 1912963646, issued on Apr 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gerald Carp, M.D. located?

The NPPES record lists a practice address at 450 Hookahi St, Wailuku, HI, 96793. Phone: (808) 877-3984. Providers update this record themselves, so call before visiting.

How can I verify Gerald Carp, M.D.'s license?

NPPES lists Hawaii license number MD-11411, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Gerald Carp, M.D. prescribe under Medicare Part D?

In 2024, Gerald Carp, M.D. had 1,874 Medicare Part D claims for 397 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Gerald Carp, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.