A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Mariana Koczywas:
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The overall average patient rating of Dr. Mariana Koczywas is Good.
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Specialties & Research
- She has special expertise in 2 areas:
- Lung Cancer
Education & Awards
Dr. Koczywas graduated from Akademia Medyczna, Lodz. She has 3 awards.
Dr. Koczywas has 3 hospital affiliations:
- San Gabriel Valley Medical Center
- Beverly Hospital
- City of Hope National Medical Center
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- Additional Information
- Dr. Mariana Koczywas MD is a female Oncologist , has 27 years of experience and practices in Medical Oncology.
- Where does Dr. Mariana Koczywas practice?
- Dr. Mariana Koczywas has 4 office locations.
Dr. Mariana Koczywas practices Medical Oncology near Montebello, CA.
Additional practice locations include: Duarte, CA and Lancaster, CA.
See Montebello Oncologists.