IndustryPayments
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

RACHANA OAK

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1265842868
CMS profile
7230688
Location
BROOKLYN, NY

General Payments · PY2019–2024

$3,518.19

  • Reported across 193 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,141.68

68 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.

Related groups: Gastroenterology NY All categories

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,141.68 68

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
ABBVIE INC. $268.68 21
Salix Pharmaceuticals, a division of Bausch Health US, LLC $159.17 12
Phathom Pharmaceuticals, Inc. $114.59 6
Ardelyx, Inc. $101.11 5
IRONWOOD PHARMACEUTICALS, INC $91.32 4
Daiichi Sankyo Inc. $70.36 3
GENZYME CORPORATION $52.56 2
Merck Sharp & Dohme Corporation $45.86 2
Celgene Corporation $43.97 2
Janssen Biotech, Inc. $39.69 2
INTERCEPT PHARMACEUTICALS, INC. $21.35 1
Lilly USA, LLC $21.30 1
EVOKE PHARMA, INC. $19.97 1
RedHill Biopharma Inc. $17.81 1
AIMMUNE THERAPEUTICS, INC. $16.43 1
CapsoVision, Inc. $15.30 1
Regeneron Healthcare Solutions, Inc. $14.50 1
Takeda Pharmaceuticals U.S.A., Inc. $14.03 1
PFIZER INC. $13.68 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $20.04 1
PY2020 $66.67 3
PY2021 $286.18 15
PY2022 $649.62 34
PY2023 $1,354.00 72
PY2024 $1,141.68 68

Payment records · PY2024 (68)

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

Program year 2024 20192020202120222023 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. $14.76 01/05/2024 Food and Beverage Undisputed 01/23/2026 1105142430 CMS
ABBVIE INC. $14.26 01/12/2024 Food and Beverage Undisputed 01/23/2026 1105142432 CMS
ABBVIE INC. $14.01 01/24/2024 Food and Beverage Undisputed 01/23/2026 1105142434 CMS
ABBVIE INC. $13.40 02/02/2024 Food and Beverage Undisputed 01/23/2026 1105142436 CMS
ABBVIE INC. $15.91 03/01/2024 Food and Beverage Undisputed 01/23/2026 1105142438 CMS
ABBVIE INC. $11.08 03/06/2024 Food and Beverage Undisputed 01/23/2026 1105142440 CMS
ABBVIE INC. $20.79 03/28/2024 Food and Beverage Undisputed 01/23/2026 1105142442 CMS
ABBVIE INC. $8.95 05/29/2024 Food and Beverage Undisputed 01/23/2026 1105142444 CMS
ABBVIE INC. $15.31 06/05/2024 Food and Beverage Undisputed 01/23/2026 1105142446 CMS
ABBVIE INC. $19.52 06/07/2024 Food and Beverage Undisputed 01/23/2026 1105142448 CMS
ABBVIE INC. $18.02 06/21/2024 Food and Beverage Undisputed 01/23/2026 1105142450 CMS
ABBVIE INC. $4.90 06/28/2024 Food and Beverage Undisputed 01/23/2026 1105142452 CMS
ABBVIE INC. $23.22 07/09/2024 Food and Beverage Undisputed 01/23/2026 1105142454 CMS
ABBVIE INC. $19.74 07/17/2024 Food and Beverage Undisputed 01/23/2026 1105142456 CMS
ABBVIE INC. $4.88 07/22/2024 Food and Beverage Undisputed 01/23/2026 1105142458 CMS
ABBVIE INC. $16.07 07/26/2024 Food and Beverage Undisputed 01/23/2026 1105142460 CMS
ABBVIE INC. $5.60 09/11/2024 Food and Beverage Undisputed 01/23/2026 1105142462 CMS
ABBVIE INC. $2.79 09/11/2024 Food and Beverage Undisputed 01/23/2026 1105142464 CMS
ABBVIE INC. $2.24 09/11/2024 Food and Beverage Undisputed 01/23/2026 1105142466 CMS
ABBVIE INC. $4.68 09/11/2024 Food and Beverage Undisputed 01/23/2026 1105142468 CMS
ABBVIE INC. $18.55 12/19/2024 Food and Beverage Undisputed 01/23/2026 1105142470 CMS
AIMMUNE THERAPEUTICS, INC. $16.43 06/12/2024 Food and Beverage Undisputed 01/23/2026 1146968555 CMS
Ardelyx, Inc. $22.98 02/21/2024 Food and Beverage Undisputed 01/23/2026 1146698334 CMS
Ardelyx, Inc. $20.47 06/28/2024 Food and Beverage Undisputed 01/23/2026 1146698336 CMS
Ardelyx, Inc. $16.43 07/21/2024 Food and Beverage Undisputed 01/23/2026 1146698338 CMS
Ardelyx, Inc. $20.40 08/01/2024 Food and Beverage Undisputed 01/23/2026 1146698340 CMS
Ardelyx, Inc. $20.83 12/12/2024 Food and Beverage Undisputed 01/23/2026 1146698342 CMS
CapsoVision, Inc. $15.30 04/30/2024 Food and Beverage Undisputed 01/23/2026 1154307968 CMS
Celgene Corporation $28.33 04/05/2024 Food and Beverage Undisputed 01/23/2026 1101121387 CMS
Celgene Corporation $15.64 07/03/2024 Food and Beverage Undisputed 01/23/2026 1101121401 CMS
Daiichi Sankyo Inc. $23.24 06/26/2024 Food and Beverage Undisputed 01/23/2026 1089463676 CMS
Daiichi Sankyo Inc. $22.50 07/18/2024 Food and Beverage Undisputed 01/23/2026 1089463678 CMS
Daiichi Sankyo Inc. $24.62 08/21/2024 Food and Beverage Undisputed 01/23/2026 1089463680 CMS
EVOKE PHARMA, INC. $19.97 12/16/2024 Food and Beverage Undisputed 01/23/2026 1127780593 CMS
GENZYME CORPORATION $24.81 06/21/2024 Food and Beverage Undisputed 01/23/2026 1139605727 CMS
GENZYME CORPORATION $27.75 12/05/2024 Food and Beverage Undisputed 01/23/2026 1139605769 CMS
Intercept Pharmaceuticals, Inc. $21.35 07/12/2024 Food and Beverage Undisputed 01/23/2026 1113641005 CMS
IRONWOOD PHARMACEUTICALS, INC $22.27 01/11/2024 Food and Beverage Undisputed 01/23/2026 1153749325 CMS
IRONWOOD PHARMACEUTICALS, INC $24.41 03/20/2024 Food and Beverage Undisputed 01/23/2026 1153766012 CMS
IRONWOOD PHARMACEUTICALS, INC $20.80 05/17/2024 Food and Beverage Undisputed 01/23/2026 1153723086 CMS
IRONWOOD PHARMACEUTICALS, INC $23.84 07/18/2024 Food and Beverage Undisputed 01/23/2026 1153766014 CMS
Janssen Biotech, Inc. $18.90 05/02/2024 Food and Beverage Undisputed 01/23/2026 1078411639 CMS
Janssen Biotech, Inc. $20.79 05/30/2024 Food and Beverage Undisputed 01/23/2026 1078411277 CMS
Lilly USA, LLC $21.30 05/16/2024 Food and Beverage Undisputed 01/23/2026 1135329247 CMS
Merck Sharp & Dohme LLC $24.41 02/23/2024 Food and Beverage Undisputed 01/23/2026 1141883937 CMS
Merck Sharp & Dohme LLC $21.45 05/03/2024 Food and Beverage Undisputed 01/23/2026 1141744179 CMS
PFIZER INC. $13.68 03/09/2024 Food and Beverage Undisputed 01/23/2026 1131284091 CMS
Phathom Pharmaceuticals, Inc. $21.67 03/01/2024 Food and Beverage Undisputed 01/23/2026 1151103525 CMS
Phathom Pharmaceuticals, Inc. $18.46 03/11/2024 Food and Beverage Undisputed 01/23/2026 1151103527 CMS
Phathom Pharmaceuticals, Inc. $17.86 04/19/2024 Food and Beverage Undisputed 01/23/2026 1151103529 CMS
Phathom Pharmaceuticals, Inc. $25.21 05/23/2024 Food and Beverage Undisputed 01/23/2026 1151103531 CMS
Phathom Pharmaceuticals, Inc. $13.78 07/19/2024 Food and Beverage Undisputed 01/23/2026 1151103533 CMS
Phathom Pharmaceuticals, Inc. $17.61 12/12/2024 Food and Beverage Undisputed 01/23/2026 1151103535 CMS
RedHill Biopharma Inc. $17.81 01/18/2024 Food and Beverage Undisputed 01/23/2026 1095476651 CMS
Regeneron Healthcare Solutions, Inc. $14.50 04/17/2024 Food and Beverage Undisputed 01/23/2026 1114126640 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $14.33 01/03/2024 Food and Beverage Undisputed 01/23/2026 1153558891 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $13.63 01/03/2024 Food and Beverage Undisputed 01/23/2026 1153563392 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $12.49 03/20/2024 Food and Beverage Undisputed 01/23/2026 1153393239 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $22.59 04/03/2024 Food and Beverage Undisputed 01/23/2026 1153419854 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $21.57 04/10/2024 Food and Beverage Undisputed 01/23/2026 1153604719 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $2.29 07/31/2024 Food and Beverage Undisputed 01/23/2026 1153401646 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $16.31 07/31/2024 Food and Beverage Undisputed 01/23/2026 1153418019 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $1.90 07/31/2024 Food and Beverage Undisputed 01/23/2026 1153428957 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $20.63 12/18/2024 Food and Beverage Undisputed 01/23/2026 1153529851 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $10.25 12/18/2024 Food and Beverage Undisputed 01/23/2026 1153579281 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $3.81 12/18/2024 Food and Beverage Undisputed 01/23/2026 1153679906 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $19.37 12/18/2024 Food and Beverage Undisputed 01/23/2026 1153694921 CMS
Takeda Pharmaceuticals U.S.A., Inc. $14.03 02/16/2024 Food and Beverage Undisputed 01/23/2026 1137645290 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
2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · 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.