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

Individual provider Radiation Oncology Physician · NPI 1417451956

Sean Maroongroge, MD is a Radiation Oncology in Duarte, California. Qualified in 2018, 8 years ago. Practices with City of Hope Medical Foundation, a 959-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
8
Licensed in
CA
In the registry since
2018
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

1500 Duarte Rd
Duarte, CA 91010-3012
Phone: (626) 256-4673
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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 A186631 (CA)

Record details

NPI number1417451956
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 20, 2018
Last updated in NPPESAugust 2, 2023
Certification dateAugust 2, 2023

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice City Of Hope Medical Foundation — 959 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations7 on file with Medicare

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