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

Cancer Therapy Medical Group Inc

Organization Radiation Oncology Physician · NPI 1649280520

Cancer Therapy Medical Group Inc is a Radiation Oncology Physician in Rohnert Park, California. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

301 Professional Center Dr
Rohnert Park, CA 94928-2152
Phone: (707) 584-2200
Fax: (707) 584-7582
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X

Record details

NPI number1649280520
Entity typeOrganization (Type 2)
Organization subpartYes
Parent organizationCancer Therapy Medical Group Inc
Authorized official Jonathan Humphrey — Medical Director · (925) 952-8700
Other names Rohnert Park Cancer Center; Rohnert Park Cancer Center
NPI enumeratedAugust 9, 2006
Last updated in NPPESApril 4, 2023
Certification dateApril 4, 2023
Mailing addressPo Box 756, Danville, CA 94526-0756

Other providers in Rohnert Park