Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-01-23 View official record Methodology

Covered recipient · General Payments record

RON CHITAYAT

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1912008657
CMS profile
313535
Location
WEST HILLS, CA

General Payments · PY2018–2024

$1,498.57

  • Reported across 67 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$337.91

18 records · 0 disputed

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

How these totals are calculated
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. 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.
  • Featured-page threshold (a presentation gate, not a judgment): records>=3 OR total>=100 (all years).
  • Methodology & Data — sourcing, labeling, and limitations.

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $337.91 18

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Janssen Biotech, Inc. $187.77 12
ABBVIE INC. $98.89 4
Ardelyx, Inc. $30.25 1
IRONWOOD PHARMACEUTICALS, INC $21.00 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $330.76 17
PY2019 $127.89 3
PY2020 $45.85 2
PY2021 $157.70 4
PY2022 $191.36 9
PY2023 $307.10 14
PY2024 $337.91 18

Payment records · PY2024 (18)

Sorted by paying entity, then date · as published by CMS

Program year 2024 201820192020202120222023 Record-level detail is published for PY2024; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $28.14 02/22/2024 Food and Beverage Undisputed 01/23/2026 1103462506 CMS
ABBVIE INC. $24.26 06/19/2024 Food and Beverage Undisputed 01/23/2026 1103462508 CMS
ABBVIE INC. $21.76 08/28/2024 Food and Beverage Undisputed 01/23/2026 1103462510 CMS
ABBVIE INC. $24.73 10/31/2024 Food and Beverage Undisputed 01/23/2026 1103462512 CMS
Ardelyx, Inc. $30.25 12/02/2024 Food and Beverage Undisputed 01/23/2026 1146675476 CMS
IRONWOOD PHARMACEUTICALS, INC $21.00 02/14/2024 Food and Beverage Undisputed 01/23/2026 1153724244 CMS
Janssen Biotech, Inc. $18.23 01/10/2024 Food and Beverage Undisputed 01/23/2026 1078356251 CMS
Janssen Biotech, Inc. $42.90 01/18/2024 Food and Beverage Undisputed 01/23/2026 1078355974 CMS
Janssen Biotech, Inc. $8.74 02/06/2024 Food and Beverage Undisputed 01/23/2026 1078356107 CMS
Janssen Biotech, Inc. $6.43 03/16/2024 Food and Beverage Undisputed 01/23/2026 1078356079 CMS
Janssen Biotech, Inc. $17.75 03/16/2024 Food and Beverage Undisputed 01/23/2026 1078356214 CMS
Janssen Biotech, Inc. $8.99 04/02/2024 Food and Beverage Undisputed 01/23/2026 1078356143 CMS
Janssen Biotech, Inc. $9.89 05/22/2024 Food and Beverage Undisputed 01/23/2026 1078355945 CMS
Janssen Biotech, Inc. $12.89 06/20/2024 Food and Beverage Undisputed 01/23/2026 1078355841 CMS
Janssen Biotech, Inc. $15.94 07/26/2024 Food and Beverage Undisputed 01/23/2026 1078356014 CMS
Janssen Biotech, Inc. $15.76 08/21/2024 Food and Beverage Undisputed 01/23/2026 1078356155 CMS
Janssen Biotech, Inc. $11.89 09/25/2024 Food and Beverage Undisputed 01/23/2026 1078356006 CMS
Janssen Biotech, Inc. $18.36 09/25/2024 Food and Beverage Undisputed 01/23/2026 1078356203 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-01-23
Program years on this page
2018, 2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.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.