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Organization
MALIGNANT HEME ALLIANCE LLC
Active
Organization
MALIGNANT HEME ALLIANCE LLC
Active
Organization subpart
No
Provider details
NPI number
Authorized official
WILLIAM DOEL MARRERO LEON MD (PRESIDENT)
(787) 247-2880
Entity
Organization
Contact information
Practice address
715 AVE PONCE DE LEON, HATO REY, PR 00917-5032
(787) 758-2000
Mailing address
405 AVE ESMERALDA STE 2, GUAYNABO, PR 00969-4466
Taxonomy
Speciality
Code
Description
License number
State
207RH0003X
Hematology & Oncology Physician
Primary
—
—
Other
Enumeration date
07/11/2026
Last updated
07/11/2026
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