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

DENNIS MICHAEL MAHAN

Allopathic & Osteopathic Physicians Family Medicine

NPI
1477550473
CMS profile
339254
Location
OXFORD, NC

General Payments · PY2018

$210.22

  • Reported across 16 records
  • CMS publication 2026-01-23

Latest program year · PY2018

$210.22

16 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

PY2018 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $210.22 16

By paying entity

PY2018 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $210.22 16

Payment records · PY2018 (16)

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

Program year 2018
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Amgen Inc. $11.81 02/13/2018 Food and Beverage Undisputed 01/23/2026 567172147 CMS
Amgen Inc. $13.57 03/19/2018 Food and Beverage Undisputed 01/23/2026 567172141 CMS
Amgen Inc. $19.90 04/09/2018 Food and Beverage Undisputed 01/23/2026 567172151 CMS
Amgen Inc. $13.00 06/06/2018 Food and Beverage Undisputed 01/23/2026 567172155 CMS
AstraZeneca Pharmaceuticals LP $10.86 01/28/2018 Food and Beverage Undisputed 01/23/2026 562466729 CMS
AstraZeneca Pharmaceuticals LP $10.86 01/31/2018 Food and Beverage Undisputed 01/23/2026 560221791 CMS
AstraZeneca Pharmaceuticals LP $12.10 02/19/2018 Food and Beverage Undisputed 01/23/2026 559668713 CMS
Avanir Pharmaceuticals, Inc. $14.20 02/27/2018 Food and Beverage Undisputed 01/23/2026 565063459 CMS
GlaxoSmithKline, LLC. $12.58 04/23/2018 Food and Beverage Undisputed 01/23/2026 594044173 CMS
Janssen Pharmaceuticals, Inc $14.22 01/24/2018 Food and Beverage Undisputed 01/23/2026 549096611 CMS
Janssen Pharmaceuticals, Inc $14.57 02/14/2018 Food and Beverage Undisputed 01/23/2026 549096615 CMS
Merck Sharp & Dohme Corporation $11.90 01/03/2018 Food and Beverage Undisputed 01/23/2026 604183307 CMS
Merck Sharp & Dohme Corporation $12.78 02/12/2018 Food and Beverage Undisputed 01/23/2026 604263501 CMS
Merck Sharp & Dohme Corporation $10.84 04/18/2018 Food and Beverage Undisputed 01/23/2026 604353381 CMS
Novo Nordisk Inc $11.27 02/20/2018 Food and Beverage Undisputed 01/23/2026 588077187 CMS
SANOFI-AVENTIS U.S. LLC $15.76 05/14/2018 Food and Beverage Undisputed 01/23/2026 602281715 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
Source files
Dataset page · Bulk file · PY2018
Generated from
OP_DTL_GNRL_PGYR2018_P01232026_01102026.csv

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