Are you Guhan Arumugam Shanmugasundaram, M.B.B.S.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileGuhan Arumugam Shanmugasundaram, M.B.B.S. practices radiation oncology in Chicago, IL. Guhan is also listed as specializing in student in an organized health care education program. The provider's National Provider Identifier (NPI) is 1023800943.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
840 SOUTH WOOD STREET ROOM 402, CLINICAL SCIENCES BUILDING, MAIL CODE 958
Chicago, IL 60612
Guhan Arumugam Shanmugasundaram is a radiation oncologist in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.
NPI registry
Guhan Arumugam Shanmugasundaram is listed at 840 South Wood Street Room 402, Clinical Sciences Building, Mail Code 958, Chicago, IL 60612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (312) 355-0104. Contact the office directly to confirm availability and scheduling.
NPI registry
Guhan Arumugam Shanmugasundaram's National Provider Identifier is 1023800943. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Guhan Arumugam Shanmugasundaram has 1+ years experience. Registered with an NPI since 2025. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Guhan Arumugam Shanmugasundaram. If this is you, claiming it is free.
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