Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · CMS publication 2026-06-30 View official record

Covered recipient · General Payments record

RYON K NAKASONE

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1114138351
CMS profile
5344
Location
HONOLULU, HI

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

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General Payments · PY2024 · Entire year

$3,375.61

144 records · 0 disputed

Summary and payment records

  • CMS publication 2026-06-30
Read the payment records

“Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.”

— Centers for Medicare & Medicaid Services, Open Payments

A reported payment reflects a financial relationship a company disclosed. It does not indicate wrongdoing or a conflict of interest, and it says nothing about the quality of a provider's care.

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

How these totals are calculated
  • This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. Nothing is estimated, weighted, or combined across categories.
  • General Payments only. Research and Ownership/Investment are separate datasets and are never summed with these figures; amounts are kept separate per program year.
  • Methodology & Data — sourcing, labeling, and limitations.

Provider summaries generated . CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state. View the official CMS record ↗

By nature of payment

PY2024 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $3,081.62 141
Education $293.99 3

By paying entity

PY2024 · entire year · sorted by reported total

Payment records · PY2024

Ordering applied by this site (date, newest first, then paying entity) · record values are shown as CMS published them

General Payments · PY2024 · Physicians and non-physician practitioners · CMS publication 2026-06-30

144 matching records · $3,375.61 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 144 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 1–50 of 144.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
AstraZeneca Pharmaceuticals LP $20.5512/18/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105371799 CMS
Daiichi Sankyo Inc. $99.0012/18/2024 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/20261089461431 CMS
Novartis Pharmaceuticals Corporation $29.8812/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261087046274 CMS
Janssen Biotech, Inc. $25.4212/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261078560586 CMS
Astellas Pharma US Inc $14.6012/12/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261139445252 CMS
Novartis Pharmaceuticals Corporation $15.0812/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261087046272 CMS
E.R. Squibb & Sons, L.L.C. $24.0212/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261101399983 CMS
EMD Serono, Inc. $15.7812/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261120276898 CMS
Takeda Pharmaceuticals U.S.A., Inc. $26.9612/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261144963838 CMS
Genentech USA, Inc. $31.5111/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261133103786 CMS
ABBVIE INC. $4.4211/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105096425 CMS
ABBVIE INC. $23.8311/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105096427 CMS
Celgene Corporation $17.3311/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261101128438 CMS
Novartis Pharmaceuticals Corporation $17.9311/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261087046266 CMS
Takeda Pharmaceuticals U.S.A., Inc. $29.8311/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261144963836 CMS
Aveo Pharmaceuticals, Inc. $12.7311/15/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261143485761 CMS
Novartis Pharmaceuticals Corporation $25.2211/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261087046264 CMS
Regeneron Healthcare Solutions, Inc. $27.1011/08/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261114121949 CMS
Rigel Pharmaceuticals, Inc. $28.6011/08/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261145206841 CMS
Incyte Corporation $21.8511/07/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261141205967 CMS
Eisai Inc. $8.3011/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261110778615 CMS
PharmaEssentia USA Corporation $34.8711/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261137310754 CMS
Janssen Biotech, Inc. $95.0010/29/2024 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/20261078560763 CMS
ABBVIE INC. $3.9310/28/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105096419 CMS
ABBVIE INC. $15.9910/28/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105096421 CMS
ABBVIE INC. $0.8110/28/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105096423 CMS
Merck Sharp & Dohme LLC $21.9210/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261141682771 CMS
Janssen Biotech, Inc. $19.6810/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261078560316 CMS
PFIZER INC. $28.4010/18/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261132133315 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.1610/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261144963832 CMS
Takeda Pharmaceuticals U.S.A., Inc. $1.4310/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261144963834 CMS
ABBVIE INC. $13.4910/12/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105096417 CMS
ABBVIE INC. $13.4610/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105096415 CMS
E.R. Squibb & Sons, L.L.C. $19.7810/09/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261101399969 CMS
Bayer Healthcare Pharmaceuticals Inc. $14.4310/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261086139849 CMS
Incyte Corporation $11.7110/03/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261141244282 CMS
AstraZeneca Pharmaceuticals LP $17.1310/01/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105638862 CMS
Astellas Pharma US Inc $31.0809/27/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261139402157 CMS
Eisai Inc. $20.0209/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261110778603 CMS
Incyte Corporation $13.9709/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261141205511 CMS
Janssen Biotech, Inc. $13.4709/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261078560522 CMS
Novartis Pharmaceuticals Corporation $24.5609/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261087046260 CMS
Novartis Pharmaceuticals Corporation $26.4809/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261087046262 CMS
Genentech USA, Inc. $30.2709/24/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261133103782 CMS
Incyte Corporation $10.3809/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261141205251 CMS
E.R. Squibb & Sons, L.L.C. $9.2809/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261101399957 CMS
E.R. Squibb & Sons, L.L.C. $2.9909/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261101399965 CMS
Merck Sharp & Dohme LLC $18.9509/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261141682775 CMS
Janssen Biotech, Inc. $11.1709/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261078560759 CMS
ABBVIE INC. $7.7409/10/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261105096413 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $3,311.28 125
PY2020 $950.19 69
PY2021 $2,457.26 132
PY2022 $3,184.78 188
PY2023 $3,907.60 191
PY2024 $3,375.61 144
PY2025 $2,732.72 115

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files and profile matching
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.

Cite this record.

Plain
RYON K NAKASONE, NPI 1114138351. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1114138351.
APA 7
IndustryPayments. (2026). RYON K NAKASONE, NPI 1114138351 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1114138351
Bluebook
RYON K NAKASONE, NPI 1114138351, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1114138351.

Source: Centers for Medicare & Medicaid Services, Open Payments.