Castle Biosciences, Inc. is a Texas-based company that develops and sells laboratory diagnostic tests. Its filings show it lobbied Congress mainly about Medicare and Medicaid — specifically about how Medicare covers laboratory diagnostic services. It hired McDermott+ LLC and reported about $200,000 in lobbying through 2026-04-02.
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Annual totals based on disclosed filing amounts.
Issue rankings are based on disclosed activity mentions, with filing amounts apportioned evenly across issues within the same filing.
The lobbying registrants handling this client, ranked by disclosed filing amounts.
Lobbyists are ranked by appearances and an equal share of each filing's reported amount.
ERIC ZIMMERMAN
The latest disclosures for this client.
MCDERMOTT+ LLC
Q3MCDERMOTT+ LLC
Q2The entities named in disclosed activities are the clearest available signal for where the client is aiming attention.
MCDERMOTT+ LLC
AMY KELBICK
MCDERMOTT+ LLC
JOSH JORGENSEN
MCDERMOTT+ LLC
LEIGH FELDMAN
MCDERMOTT+ LLC
MCDERMOTT+ LLC
Q1MCDERMOTT+ LLC
Q4MCDERMOTT+ LLC
Q3MCDERMOTT+ LLC
Q2MCDERMOTT+ LLC
Q1