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

Aaron Benjamin Simon, MD, PHD

Individual provider Radiation Oncology Physician · NPI 1801250550

Aaron Benjamin Simon, MD, PHD is a Radiation Oncology in Orange, California. Graduated from University of California, San Diego School of Medicine in 2016, 10 years ago. Practices with Uc Regents Department of Radiation Oncology, a 17-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
10
Trained at
University of California, San Diego School of Medicine
Licensed in
CA
In the registry since
2016
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

101 The City Dr S Rm 139
Orange, CA 92868-3201
Phone: (714) 456-8074
Show map & directions

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

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence A152727 (CA)

Record details

NPI number1801250550
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedApril 8, 2016
Last updated in NPPESJune 28, 2021
Certification dateJune 28, 2021
Mailing address101 The City Dr S Rm 139, Orange, CA 92868-3201

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Group practice Uc Regents Department Of Radiation Oncology — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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