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

Robert S. Sitarz, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1831307677

Robert S. Sitarz, MD is a Diagnostic Radiology in Thousand Oaks, California. Graduated from Chicago College of Medicine and Surgery in 2006, 20 years ago. Practices with Modesto Advanced Diagnostic Imaging Medical Center, a 59-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
20
Trained at
Chicago College of Medicine and Surgery
Licensed in
MD
In the registry since
2007
Specialties on file
2
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

415 Rolling Oaks Dr Ste 1601252
Thousand Oaks, CA 91361
Phone: (805) 778-1521
Show map & directions

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

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence D0071634 (MD)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1831307677
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 17, 2007
Last updated in NPPESJuly 12, 2018
Mailing address415 Rolling Oaks Dr # 1601252, Thousand Oaks, CA 91361-1029

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolCHICAGO COLLEGE OF MEDICINE AND SURGERY
Graduated 2006 (20 years in practice)
Group practice Modesto Advanced Diagnostic Imaging Medical Center — 59 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations35 on file with Medicare

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