DR. JOHN DAHM

MDReal-Time Hydrated
Specialty: Otolaryngology
Practice Location: CHESTERFIELD, MO 63017
NPI Number: 1912996745
LIFETIME INDUSTRY VALUE
$1,299
2021 – 2025 Cumulative

Conflict of Interest Analysis

Dr. DAHM is a verified Otolaryngology practitioner based in CHESTERFIELD, MO.

Between 2021 and 2025, Dr. DAHM had an overall industry promotional and research financial footprint of $1,299 as recorded in the federal CMS Open Payments database.

  • $1,299 was received in general payments, which include consultation fees, travel expenses, honoraria, and sponsored meals.
  • $0 was allocated to sponsored clinical trials and medical research activities.

Dr. DAHM's primary funding source is GENZYME CORPORATION, which accounts for $559 (representing 43% of overall industry footprint).

Data coverage: 2021 – 2025  ·  Source: CMS Open Payments  ·  CMS publishes each year's data around June 30 of the following year.

Payout Trend Over Time

General Payments
Research Funding
$392$196$0$3582021$1702022$02023$3792024$3922025

Top Funding Entities

Pharmaceutical & Device Manufacturers making direct payments

GENZYME CORPORATION
Rank 1
$559
43%
GLAXOSMITHKLINE
Rank 2
$206
15.8%
INTERSECT ENT
Rank 3
$142
10.9%

General payments include consulting honoraria, promotional speaking fees, meals, travel, educational materials, and entertainment offsets.

PROMOTIONAL COUNT
Active
ESTIMATED COMPLIANCE RISK
Standard

Itemized Transaction Archives

Direct live query to Socrata CMS Open Payments API (Bypasses local DB)

Year:
2025
2025
2024
2023
2022
2021
Click "Load Live Logs" to query the federal Open Payments registry directly.

Frequently Asked Questions

Answers compiled using federal transparency disclosure records under the Sunshine Act.