Internal Medicine, Hematology & Oncology in SACRAMENTO, CA
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Tim W. Grennan, MD, is a physician specializing in Internal Medicine, Hematology & Oncology based in Sacramento, CA.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
TIM W. GRENNAN specializes in Internal Medicine, Hematology & Oncology.
TIM W. GRENNAN practices in SACRAMENTO, CA.
TIM W. GRENNAN's NPI number is 1972681617.