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

Covered recipient · General Payments record

AMBALAVANAN ARUNACHALAM

Allopathic & Osteopathic Physicians Internal Medicine Pulmonary Disease

NPI
1073868154
CMS profile
49020
Location
CHICAGO, IL

General Payments · PY2019–2025

$2,019.05

  • Reported across 49 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$870.93

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

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $695.93 17
Consulting Fee $175.00 1

By paying entity

PY2025 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $34.79 2
PY2020 $125.00 1
PY2022 $72.98 3
PY2023 $380.04 13
PY2024 $535.31 12
PY2025 $870.93 18

Payment records · PY2025 (18)

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

Program year 2025 20192020202220232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $14.43 01/17/2025 Food and Beverage Undisputed 06/30/2026 1201436331 CMS
ABBVIE INC. $11.40 03/04/2025 Food and Beverage Undisputed 06/30/2026 1201436333 CMS
ABBVIE INC. $9.60 05/22/2025 Food and Beverage Undisputed 06/30/2026 1201436335 CMS
ABBVIE INC. $32.66 06/14/2025 Food and Beverage Undisputed 06/30/2026 1201436337 CMS
ABBVIE INC. $33.05 09/25/2025 Food and Beverage Undisputed 06/30/2026 1201436339 CMS
ABBVIE INC. $33.65 11/12/2025 Food and Beverage Undisputed 06/30/2026 1201436341 CMS
Alexion Pharmaceuticals, Inc. $175.00 03/27/2025 Consulting Fee Undisputed 06/30/2026 1202927938 CMS
Insmed, Inc. $25.00 02/03/2025 Food and Beverage Undisputed 06/30/2026 1186325346 CMS
Melinta Therapeutics, LLC $21.46 02/27/2025 Food and Beverage Undisputed 06/30/2026 1221033033 CMS
Melinta Therapeutics, LLC $27.49 06/11/2025 Food and Beverage Undisputed 06/30/2026 1221035317 CMS
Melinta Therapeutics, LLC $27.89 09/17/2025 Food and Beverage Undisputed 06/30/2026 1221035431 CMS
Melinta Therapeutics, LLC $26.50 12/17/2025 Food and Beverage Undisputed 06/30/2026 1221035047 CMS
Merck Sharp & Dohme LLC $31.83 06/02/2025 Food and Beverage Undisputed 06/30/2026 1238194512 CMS
Paragonix Technologies, Inc. $60.29 04/25/2025 Food and Beverage Undisputed 06/30/2026 1244004879 CMS
Paragonix Technologies, Inc. $124.10 08/03/2025 Food and Beverage Undisputed 06/30/2026 1244004925 CMS
SANOFI-AVENTIS U.S. LLC $21.08 12/03/2025 Food and Beverage Undisputed 06/30/2026 1233559953 CMS
United Therapeutics Corporation $45.50 02/10/2025 Food and Beverage Undisputed 06/30/2026 1242539410 CMS
United Therapeutics Corporation $150.00 06/24/2025 Food and Beverage Undisputed 06/30/2026 1242538354 CMS

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, 2022, 2023, 2024, 2025
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2022 , PY2023 , PY2024 , PY2025
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.