NPPES file of Aug 9, 2026

Roui Lorenzo Canicula De Castro, M.D.

Internal Medicine Physician · Ewa Beach, HI

Roui Lorenzo Canicula De Castro, M.D. is an internal medicine physician with a practice address in Ewa Beach, Hawaii, and NPI 1346777059, issued on May 12, 2017. Check the license (Hawaii MD-21134, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1346777059
Name
Roui Lorenzo Canicula De Castro
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD-21134 HI
Self-reported in NPPES; status is on the state search
Practice location
91-6390 Kapolei Pkwy Ste 200, Ewa Beach, HI 96706
Phone
(808) 691-8200
Enumerated
May 12, 2017
Record last updated
Aug 4, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200803001543); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 91-6390 Kapolei Pkwy Ste 200

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

  1. Fortunata Gozun, M.D.Family Medicine Physician1225126741
  2. Natasha ParekhInternal Medicine Physician1588955892
  3. Jackyline Prestosa, MDObstetrics & Gynecology Physician1003305749
  4. Rory Ruskovich, PA-CPhysician Assistant1679199863

Verify Roui Lorenzo Canicula De Castro in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD-21134
    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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22% more Medicare Part D claims than the average internal medicine physician in 2024

3,883 Medicare Part D claims for 360 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 30 claims were for opioids.

  1. Roui Lorenzo De Castro3,883
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium434 claims
  2. Amlodipine Besylate236 claims
  3. Losartan Potassium176 claims
  4. Lisinopril128 claims
  5. Metformin Hcl Er115 claims
  6. Levothyroxine Sodium94 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.

Industry payments in 2024: $121.75

5 payments; by number, the most common kind was food and beverage; the largest payer was ViiV Healthcare Company. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Roui Lorenzo De Castro$121.75
  2. Specialty average$1,303.06

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. Primary Care Physician Enterprise LLCEwa Beach, HI

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

Roui Lorenzo Canicula De Castro among 902 internal medicine physician records in Hawaii

Roui Lorenzo Canicula De Castro, M.D. is one of 902 internal medicine physician records with a practice address in Hawaii. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 76% of them.

  • NPI issued2017 · 76% of these records are older, 23% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2014 · median 2001 among the 491 with a school on file
  • Record last updated2020 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 internal medicine physician records list a practice address in Ewa Beach

They are 19 of the 749 NPPES records with a practice address in Ewa Beach, and 902 internal medicine physician records in Hawaii.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Elmer Baysa, MDEwa Beach, HI 967061699829127
  2. Roman Cortez, M.D.Ewa Beach, HI 967061568496529
  3. Shruti Deopujari, MBBSEwa Beach, HI 967061831516863
  4. Russell Kelly, MDEwa Beach, HI 967061790787729
  5. Kimberly Kyle, D.OEwa Beach, HI 967061194081901
  6. Albert Lin, M.D.Ewa Beach, HI 967061235148701
  7. Glenda Malana, MDEwa Beach, HI 967061639103070
  8. Aurora Mariani, M.D.Ewa Beach, HI 967061184700353

Common questions

What is Roui Lorenzo Canicula De Castro, M.D.'s NPI number?

Roui Lorenzo Canicula De Castro, M.D.'s National Provider Identifier (NPI) is 1346777059, issued on May 12, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Roui Lorenzo Canicula De Castro, M.D. located?

The NPPES record lists a practice address at 91-6390 Kapolei Pkwy Ste 200, Ewa Beach, HI, 96706. Phone: (808) 691-8200. Providers update this record themselves, so call before visiting.

How can I verify Roui Lorenzo Canicula De Castro, M.D.'s license?

NPPES lists Hawaii license number MD-21134, 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 Roui Lorenzo Canicula De Castro, M.D. prescribe under Medicare Part D?

In 2024, Roui Lorenzo Canicula De Castro, M.D. had 3,883 Medicare Part D claims for 360 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.