Registry data as of Aug 27, 2026

Ryan Fusato, M.D.

Internal Medicine Physician · Kahului, HI

Ryan Fusato, M.D. is an internal medicine physician with a practice address in Kahului, Hawaii, and NPI 1578580296, issued on Jul 17, 2006. Check the license on the Hawaii Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1578580296
Name
Ryan Fusato
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
110 E Kaahumanu Ave, Kahului, HI 96732
Phone
(808) 242-6464
Enumerated
Jul 17, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 110 E Kaahumanu Ave

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

  1. Ellecia Cook, D.O.General Practice Physician1831422906
  2. Jalin Finai, AUDAudiologist1710502331
  3. Jaydee GironOtolaryngology Physician1871166876
  4. Edie Hamilton, PA-CPhysician Assistant1992001432
  5. Derek Illastron, MDInternal Medicine Physician1790949956

Verify Ryan Fusato in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical BoardCheck 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.

3.7 times the Medicare Part D claims of the average internal medicine physician in 2024

10,357 Medicare Part D claims for 915 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 407 claims were for opioids.

  1. Ryan Fusato10,357
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium577 claims
  2. Losartan Potassium484 claims
  3. Metformin Hcl374 claims
  4. Amlodipine Besylate347 claims
  5. Lisinopril325 claims
  6. Levothyroxine Sodium297 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: $35.23

2 payments, mostly food and beverage; the largest payer was Lilly USA, LLC. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ryan Fusato$35.23
  2. Specialty average$2,536.66

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

One hospital or facility affiliation

  1. Maui Medical Group IncWailuku, HI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

6 internal medicine physician records list a Kahului practice address

They are 6 of the 661 NPPES records with a Kahului practice address, and 1,022 internal medicine physician records in Hawaii.

Other internal medicine physician records in Hawaii

  1. Michael Abdo, M.D.Ewa Beach, HI1730671116
  2. Carlos Abeyta, MDHilo, HI1942253109
  3. Harry Acuna, MDWaipahu, HI1598872707
  4. Dale Adams, MDKailua, HI1982709101
  5. Kevin Adams, MDHonolulu, HI1275640567
  6. Quinlinn Adolpho, MDTripler Amc, HI1871098483
  7. Kyan Renie AgbayaniHonolulu, HI1083101323
  8. Wesam Agha, DOKealakekua, HI1700273554
  9. Ron Ah Loy, M.D.Kamuela, HI1598795403
  10. Timothy Ahu, MDAiea, HI1275611204

Common questions

What is Ryan Fusato, M.D.'s NPI number?

Ryan Fusato, M.D.'s National Provider Identifier (NPI) is 1578580296, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Fusato, M.D. located?

The NPPES record lists a practice address at 110 E Kaahumanu Ave, Kahului, HI, 96732. Phone: (808) 242-6464. Providers update this record themselves, so call before visiting.

How can I verify Ryan Fusato, M.D.'s license?

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 Ryan Fusato, M.D. prescribe under Medicare Part D?

In 2024, Ryan Fusato, M.D. had 10,357 Medicare Part D claims for 915 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.