Leonard T Heffner, M.D
Hematology-Oncology
ECOG-ACRIN Cancer Research Group
ATLANTA, GA
Last updated· May 2026 PI on 1 trialNPI: 1780791533
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Specialists are identified from ClinicalTrials.gov principal investigators, PubMed publications, and the NPI registry, then ranked through an automated scoring pipeline.
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Based on trial PI assignments and publication topics.
Clinical trials (1)
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