Nolan Arruda, M.D.
Internal Medicine Physician · Wailuku, HI
Nolan Arruda, M.D. is an internal medicine physician with a practice address in Wailuku, Hawaii, and NPI 1043242209, issued on Jul 7, 2006. Check the license (Hawaii MD6976, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nolan Arruda
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD6976 HI
Self-reported in NPPES; status is on the state search - Practice location
- 2180 Main St, Wailuku, HI 96793
- Phone
- (808) 242-6464
- Enumerated
- Jul 7, 2006
- Record last updated
- Mar 15, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (808) 243-2344
- Medicaid ID
- 06838601 HI
- Medicare enrollment
- Enrolled (PECOS I20050825000647); accepts Medicare assignment
- Medical or professional school
- University Of Hawaii John A. Burns School Of Medicine, 1988
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 902 in Hawaii → Look up another NPI →
Also registered at 2180 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Adler, M.D.Hematology & Oncology Physician1710918610
- Bert Akitake, M.D.Pediatrics Physician1568486348
- Insaf Ally, M.D.Internal Medicine Physician1750635801
- Tatiana Arce, APRNFamily Nurse Practitioner1003692583
- Victoria Babushkina, MDInternal Medicine Physician1972568483
- Rowena Nikki Baysa, ARNPFamily Nurse Practitioner1205409018
Verify Nolan Arruda in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD6976Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% more Medicare Part D claims than the average internal medicine physician in 2024
5,199 Medicare Part D claims for 464 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 15 claims were for opioids.
Most prescribed
- Atorvastatin Calcium449 claims
- Amlodipine Besylate357 claims
- Levothyroxine Sodium233 claims
- Losartan Potassium208 claims
- Metoprolol Succinate204 claims
- Rosuvastatin Calcium182 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.
Bills Medicare through one group practice
- Maui Medical Group IncWailuku, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nolan Arruda among 902 internal medicine physician records in Hawaii
Nolan Arruda, 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 55% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated1988 · median 2001 among the 491 with a school on file
- Record last updated2019 · 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).
39 internal medicine physician records list a practice address in Wailuku
They are 39 of the 1,087 NPPES records with a practice address in Wailuku, and 902 internal medicine physician records in Hawaii.
All 902 in Hawaii → Every provider in Wailuku → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Victoria Babushkina, MDWailuku, HI 967931972568483
- Daniel Garcia, M.D.Wailuku, HI 967931689699449
- Russell Garn, M.D.Wailuku, HI 967931033134804
- Paul Grandon, MDWailuku, HI 967931215908959
- Arpana Gupta, MDWailuku, HI 967931285668624
- Kristen Gutermuth, M.D.Wailuku, HI 967931558386243
- Heather Haynes, M.D.Wailuku, HI 967931487664587
- Anna Hom, MDWailuku, HI 967931063421733
Common questions
What is Nolan Arruda, M.D.'s NPI number?
Nolan Arruda, M.D.'s National Provider Identifier (NPI) is 1043242209, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nolan Arruda, M.D. located?
The NPPES record lists a practice address at 2180 Main St, Wailuku, HI, 96793. Phone: (808) 242-6464. Providers update this record themselves, so call before visiting.
How can I verify Nolan Arruda, M.D.'s license?
NPPES lists Hawaii license number MD6976, 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 Nolan Arruda, M.D. prescribe under Medicare Part D?
In 2024, Nolan Arruda, M.D. had 5,199 Medicare Part D claims for 464 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.