Physician profile

Krystle Callan

Adult Health (Nurse Practitioner) · West Islip, NY

NPI 1497592299

$1,923.06

in general payments reported to CMS, 2019-2025

33 companies · $1,808 in 2025

The $1,808 reported for 2025 was more than what 92% of Adult Health (Nurse Practitioner) providers received nationally (typical 2025 total: $182).

See the full distribution for Adult Health (Nurse Practitioner)

Payments by year

General payments by program year, as reported to CMS.

What the payments were for

Nature of payment as categorized by the reporting companies: meals, consulting, travel, and so on.

View as a table
Payment typeAmount (2023-2025)
Food and Beverage$1,452.11
Education$470.95

Payment-type detail covers 2023-2025; earlier years are included in totals but not broken out here.

Who reported paying

General payments only, as reported to CMS. Product names cover 2023-2025.

CompanyGeneral paymentsYearsTop products
Janssen Biotech, INC. $233.41 2025 Darzalex, Talvey, Tecvayli
Novartis Pharmaceuticals Corporation $203.21 2025
Incyte Corporation $185.07 2025 Jakafi, Monjuvi, Zynyz
Ipsen Biopharmaceuticals, INC $161.11 2025 Onivyde
Seagen INC. $99.99 2025
Takeda Pharmaceuticals U.S.A., INC. $96.22 2025 Fruzaqla, Vpriv, Iclusig
Bayer Healthcare Pharmaceuticals INC. $87.48 2025
Lilly USA, LLC $79.97 2025 Jaypirca, Verzenio
Merck Sharp & Dohme LLC $65.96 2024-2025 Keytruda, Lynparza, Welireg
Alexion Pharmaceuticals, INC. $53.14 2024-2025 Ultomiris
Genentech USA, INC. $47.99 2025 Itovebi
Abbvie INC. $46.97 2024-2025
Boehringer Ingelheim Pharmaceuticals, INC. $42.48 2025
Novocure INC. $40.20 2025 Optune Gio
Galvanize Therapeutics, INC $40.00 2025 Aliya System
Show all 33 companies
CompanyGeneral paymentsYearsTop products
Sobi, INC $39.09 2025
Eisai INC. $36.55 2024
Daiichi Sankyo INC. $36.46 2025 Enhertu
Astrazeneca Pharmaceuticals LP $29.83 2025
Gilead Sciences, INC. $27.89 2025 Trodelvy
Nuvation Bio INC. $27.67 2025 Ibtrozi
Pharmacosmos Therapeutics INC. $25.44 2025 Monoferric
Genmab U.S., INC. $24.98 2025 Tivdak
Agios Pharmaceuticals, INC. $22.95 2025 Pyrukynd
Melinta Therapeutics, LLC $21.08 2025 Orbactiv, Kimyrsa, Rezzayo
Glaxosmithkline, LLC. $20.44 2025 Ojjaara
Kyowa Kirin, INC. $20.24 2025
Legend Biotech USA INC. $20.06 2025 Carvykti
Azurity Pharmaceuticals, INC. $19.81 2025 Danziten
Puma Biotechnology, INC. $19.27 2025
Shield Therapeutics INC $16.63 2025
Pharmaessentia USA Corporation $16.32 2025 Besremi
Tolmar, INC. $15.15 2025 Eligard

Drugs and devices associated with these payments

CMS records which products a payment was associated with, not how the money was allocated. Association is not allocation: one payment can be associated with several products, and a product listing does not mean the payment was made because of that product. Product detail covers 2023-2025.

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Payment summary

Krystle Callan

$1,923.06

in general payments reported 2019-2025

Years
2024-2025
Top company
Janssen Biotech, INC.
Context
The $1,808 reported for 2025 was more than what 92% of Adult Health (Nurse Practitioner) providers received nationally (typical 2025 total: $182).

https://glasscript.com/doctor/11614836/krystle-callan

Source: CMS Open Payments, program years 2019-2025. Payments are legal and often routine.

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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.