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

PAYMAN VAHEDIFAR

Allopathic & Osteopathic Physicians Internal Medicine Nephrology

NPI
1275522096
CMS profile
284820
Location
LOS ANGELES, CA

General Payments · PY2018–2024

$3,700.55

  • Reported across 144 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,434.80

55 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 $1,410.19 54
Education $24.61 1

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $79.80 4
PY2019 $524.38 19
PY2020 $69.51 3
PY2021 $471.19 18
PY2022 $506.08 19
PY2023 $614.79 26
PY2024 $1,434.80 55

Payment records · PY2024 (55)

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
Abbott Laboratories $24.41 11/11/2024 Food and Beverage Undisputed 01/23/2026 1124944195 CMS
ABBVIE INC. $18.03 02/07/2024 Food and Beverage Undisputed 01/23/2026 1106264358 CMS
ACADIA Pharmaceuticals Inc $17.06 09/12/2024 Food and Beverage Undisputed 01/23/2026 1147996158 CMS
ACADIA Pharmaceuticals Inc $23.94 11/14/2024 Food and Beverage Undisputed 01/23/2026 1147996160 CMS
AKEBIA THERAPEUTICS INC $19.02 12/03/2024 Food and Beverage Undisputed 01/23/2026 1145831101 CMS
AKEBIA THERAPEUTICS INC $24.61 12/03/2024 Education Undisputed 01/23/2026 1145834651 CMS
Alexion Pharmaceuticals, Inc. $127.50 04/17/2024 Food and Beverage Undisputed 01/23/2026 1093912457 CMS
Amgen Inc. $21.60 07/25/2024 Food and Beverage Undisputed 01/23/2026 1117706892 CMS
Amgen Inc. $19.86 08/08/2024 Food and Beverage Undisputed 01/23/2026 1117706890 CMS
Ardelyx, Inc. $27.64 04/17/2024 Food and Beverage Undisputed 01/23/2026 1146712255 CMS
AstraZeneca Pharmaceuticals LP $18.98 01/18/2024 Food and Beverage Undisputed 01/23/2026 1105256852 CMS
AstraZeneca Pharmaceuticals LP $22.07 09/17/2024 Food and Beverage Undisputed 01/23/2026 1105811213 CMS
AstraZeneca Pharmaceuticals LP $24.50 10/15/2024 Food and Beverage Undisputed 01/23/2026 1104429095 CMS
AstraZeneca Pharmaceuticals LP $17.04 11/21/2024 Food and Beverage Undisputed 01/23/2026 1105763808 CMS
AstraZeneca Pharmaceuticals LP $18.66 12/05/2024 Food and Beverage Undisputed 01/23/2026 1105526413 CMS
Bayer Healthcare Pharmaceuticals Inc. $26.78 02/05/2024 Food and Beverage Undisputed 01/23/2026 1086224418 CMS
Bayer Healthcare Pharmaceuticals Inc. $16.60 03/20/2024 Food and Beverage Undisputed 01/23/2026 1086129748 CMS
Bayer Healthcare Pharmaceuticals Inc. $27.38 06/19/2024 Food and Beverage Undisputed 01/23/2026 1086189514 CMS
Bayer Healthcare Pharmaceuticals Inc. $22.86 08/07/2024 Food and Beverage Undisputed 01/23/2026 1086176654 CMS
Bayer Healthcare Pharmaceuticals Inc. $26.15 11/05/2024 Food and Beverage Undisputed 01/23/2026 1086129144 CMS
Bayer Healthcare Pharmaceuticals Inc. $32.15 12/09/2024 Food and Beverage Undisputed 01/23/2026 1086148323 CMS
CALLIDITAS THERAPEUTICS US INC. $23.98 04/03/2024 Food and Beverage Undisputed 01/23/2026 1141512799 CMS
CALLIDITAS THERAPEUTICS US INC. $24.30 09/04/2024 Food and Beverage Undisputed 01/23/2026 1141521681 CMS
CALLIDITAS THERAPEUTICS US INC. $23.65 10/09/2024 Food and Beverage Undisputed 01/23/2026 1141524428 CMS
Dexcom, Inc. $19.26 07/09/2024 Food and Beverage Undisputed 01/23/2026 1153327843 CMS
Dexcom, Inc. $28.29 08/27/2024 Food and Beverage Undisputed 01/23/2026 1153327845 CMS
Dexcom, Inc. $31.36 09/25/2024 Food and Beverage Undisputed 01/23/2026 1153327847 CMS
Dexcom, Inc. $22.63 12/21/2024 Food and Beverage Undisputed 01/23/2026 1153327849 CMS
GlaxoSmithKline, LLC. $34.60 01/11/2024 Food and Beverage Undisputed 01/23/2026 1116639944 CMS
Lilly USA, LLC $23.24 08/20/2024 Food and Beverage Undisputed 01/23/2026 1135289301 CMS
Lilly USA, LLC $26.78 09/16/2024 Food and Beverage Undisputed 01/23/2026 1135315221 CMS
Mallinckrodt Hospital Products Inc. $22.50 06/04/2024 Food and Beverage Undisputed 01/23/2026 1145148327 CMS
Mallinckrodt Hospital Products Inc. $28.20 09/11/2024 Food and Beverage Undisputed 01/23/2026 1145148331 CMS
Mallinckrodt Hospital Products Inc. $29.60 12/03/2024 Food and Beverage Undisputed 01/23/2026 1145148335 CMS
Mannkind Corporation $20.14 09/18/2024 Food and Beverage Undisputed 01/23/2026 1145850773 CMS
Mannkind Corporation $22.56 10/22/2024 Food and Beverage Undisputed 01/23/2026 1145850775 CMS
Medtronic, Inc. $30.47 01/03/2024 Food and Beverage Undisputed 01/23/2026 1117139125 CMS
Medtronic, Inc. $22.85 01/17/2024 Food and Beverage Undisputed 01/23/2026 1117139127 CMS
Medtronic, Inc. $24.67 01/31/2024 Food and Beverage Undisputed 01/23/2026 1117139123 CMS
Medtronic, Inc. $33.74 02/28/2024 Food and Beverage Undisputed 01/23/2026 1117139129 CMS
Medtronic, Inc. $34.29 03/06/2024 Food and Beverage Undisputed 01/23/2026 1117139131 CMS
Medtronic, Inc. $23.93 05/02/2024 Food and Beverage Undisputed 01/23/2026 1117139133 CMS
Medtronic, Inc. $26.59 05/08/2024 Food and Beverage Undisputed 01/23/2026 1117139135 CMS
Medtronic, Inc. $24.64 05/08/2024 Food and Beverage Undisputed 01/23/2026 1117139137 CMS
Medtronic, Inc. $23.82 05/29/2024 Food and Beverage Undisputed 01/23/2026 1117139139 CMS
Medtronic, Inc. $25.00 06/05/2024 Food and Beverage Undisputed 01/23/2026 1117139141 CMS
Medtronic, Inc. $16.17 06/19/2024 Food and Beverage Undisputed 01/23/2026 1117139143 CMS
Medtronic, Inc. $24.35 09/24/2024 Food and Beverage Undisputed 01/23/2026 1117139145 CMS
Medtronic, Inc. $26.98 10/09/2024 Food and Beverage Undisputed 01/23/2026 1117139147 CMS
Medtronic, Inc. $29.25 11/19/2024 Food and Beverage Undisputed 01/23/2026 1117139149 CMS
Medtronic, Inc. $34.85 12/21/2024 Food and Beverage Undisputed 01/23/2026 1117139151 CMS
Novartis Pharmaceuticals Corporation $13.83 01/17/2024 Food and Beverage Undisputed 01/23/2026 1087419718 CMS
Novartis Pharmaceuticals Corporation $17.38 01/17/2024 Food and Beverage Undisputed 01/23/2026 1087419720 CMS
Novo Nordisk Inc $23.16 04/15/2024 Food and Beverage Undisputed 01/23/2026 1096967422 CMS
OPKO Pharmaceuticals, LLC $20.90 11/05/2024 Food and Beverage Undisputed 01/23/2026 1112850596 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.