Exempting orphan drugs would shrink pilots that already exclude at least some major drugmakers

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By John WilkersonJuly 21, 2026

John Wilkerson, a Washington correspondent, is the author of D.C. Diagnosis, a twice-weekly newsletter about the politics and policy of health and medicine.

John writes about the politics of health care, and he is the author of the twice-weekly D.C. Diagnosis newsletter. You can reach John on Signal at John_Wilkerson.07.