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

RANGANATHAN RAJENDRAN

Allopathic & Osteopathic Physicians Internal Medicine Geriatric Medicine

NPI
1861577371
CMS profile
311422
Location
ROSEBURG, OR

This page merges CMS profile IDs 311422, 8790087 — associated profiles published by CMS for the same covered recipient. See the colophon below.

General Payments · PY2018–2020

$761.70

  • Reported across 53 records
  • CMS publication 2026-01-23

Latest program year · PY2020

$109.19

7 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

PY2020 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $109.19 7

By paying entity

PY2020 · sorted by reported total

Paying entityAmountRecords
Novo Nordisk AS $27.65 2
PFIZER INC. $20.55 1
Astellas Pharma US Inc $16.78 1
SANOFI-AVENTIS U.S. LLC $15.75 1
Amarin Pharma Inc. $15.60 1
Allergan Inc. $12.86 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $283.73 23
PY2019 $368.78 23
PY2020 $109.19 7

Payment records · PY2020 (7)

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

Program year 2020 20182019 Record-level detail is published for PY2020; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Allergan, Inc. $12.86 02/11/2020 Food and Beverage Undisputed 01/23/2026 723903177 CMS
Amarin Pharma Inc. $15.60 04/28/2020 Food and Beverage Undisputed 01/23/2026 740086133 CMS
Astellas Pharma US Inc $16.78 07/30/2020 Food and Beverage Undisputed 01/23/2026 718371727 CMS
Novo Nordisk Inc $14.58 02/04/2020 Food and Beverage Undisputed 01/23/2026 745451681 CMS
Novo Nordisk Inc $13.07 06/02/2020 Food and Beverage Undisputed 01/23/2026 745451687 CMS
PFIZER INC. $20.55 01/14/2020 Food and Beverage Undisputed 01/23/2026 743749047 CMS
SANOFI-AVENTIS U.S. LLC $15.75 05/12/2020 Food and Beverage Undisputed 01/23/2026 744160529 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
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020
Generated from
OP_DTL_GNRL_PGYR2020_P01232026_01102026.csv
Merged CMS profile IDs
311422, 8790087

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.