Werfen USA LLC

Reporting payments is a legal requirement; large totals often reflect large product portfolios.

$201Kgeneral payments (2019-2025)
$0.00research payments (2019-2025)
745clinicians paid

General and research payments are shown separately, never blended. Research payments are often institution-directed and tied to clinical trials.

General payments by year

2019 $7,818
2020 $20K
2021 $27K
2022 $19K
2023 $49K
2024 $51K
2025 $27K

General payments only, as reported to CMS. Research payments are totaled above and not included in these bars.

Products most associated with its payments

Specialties it works with most

Anesthesiology $69K
Anatomic Pathology & Clinical Pathology $42K
Clinical Pathology/Laboratory Medicine $17K
Rheumatology $13K
Emergency Medicine $11K
Gastroenterology (Internal Medicine) $9,000

Clinicians with the largest reported totals

Often long-running consulting, speaking, or advisory relationships, which companies must report by law. A large total is not evidence of anything improper.

ClinicianLocationSpecialtyGeneral payments (2019-2025)
Nathaniel Birgenheier Salt Lake City, UT Anesthesiology $20,802.20
Russell Higgins San Antonio, TX Anatomic Pathology & Clinical Pathology $16,844.88
Brian Poirier Scottsdale, AZ Clinical Pathology/Laboratory Medicine $10,336.29
Christian Neff Salt Lake City, UT Emergency Medicine $9,900.00
Antolin Flores Columbus, OH Anesthesiology $9,034.05
Shawn Khodadadian New York, NY Gastroenterology (Internal Medicine) $9,000.00
Lisa Christopher Baltimore, MD Rheumatology $8,936.47
Ian Welsby Durham, NC Anesthesiology $6,823.04
Reney Henderson Baltimore, MD Anesthesiology $6,143.24
Carolyn Burns Louisville, KY Anatomic Pathology & Clinical Pathology $5,575.08

Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.