Individual
WILLIAM DOEL MARRERO-LEON
Active
Individual
WILLIAM DOEL MARRERO-LEON
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
M.D
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
22068
PR
207R00000X
Internal Medicine Physician
V7258
TX
207RH0000X
Hematology (Internal Medicine) Physician
V7258
TX
207RH0003X
Hematology & Oncology Physician
22068
PR
207RX0202X
Medical Oncology Physician
Primary
V7258
TX
390200000X
Student in an Organized Health Care Education/Training Program
—
—
Other
Enumeration date
02/13/2017
Last updated
04/14/2026
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