Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Michael Graham Chen, MD

Individual provider Radiation Oncology Physician · NPI 1417104720

Dr. Michael Graham Chen, MD is a Radiation Oncology Physician in Santa Rosa, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

401 Oak Brook Pl
Santa Rosa, CA 95409-6311
Phone: (707) 537-8068
Fax: (707) 537-8068
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence G13348 (CA)

Record details

NPI number1417104720
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 19, 2008
Last updated in NPPESAugust 19, 2008
Mailing address401 Oak Brook Pl, Santa Rosa, CA 95409-6311

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