Mannkind Corporation

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

$4.3Mgeneral payments (2019-2025)
$14Kresearch payments (2019-2025)
12,313clinicians 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 $507K
2020 $384K
2021 $718K
2022 $882K
2023 $849K
2024 $423K
2025 $527K

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

Endocrinology, Diabetes & Metabolism $2.4M
Internal Medicine $362K
Family $349K
Pediatric Endocrinology $258K
Family Medicine $179K
Physician Assistant $99K

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)
Francine Kaufman Los Angeles, CA Pediatric Endocrinology $167,812.80
Bruce Bode Atlanta, GA Endocrinology, Diabetes & Metabolism $90,277.07
Martin Sarkar Frederick, MD Endocrinology, Diabetes & Metabolism $63,982.83
Kalpana Reddy Flushing, NY Endocrinology, Diabetes & Metabolism $60,298.24
Michael Friedman Pasadena, CA $58,836.20
Brandy Biederman Hixson, TN Family $58,769.73
Jennifer Rittenberry Dublin, OH Endocrinology, Diabetes & Metabolism $58,169.60
Anastasios Manessis New York, NY Endocrinology, Diabetes & Metabolism $56,241.63
Perry Herson Williston Park, NY $54,129.67
Firas Akhrass San Antonio, TX Endocrinology, Diabetes & Metabolism $43,478.80

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.