Individual provider · Type 1 NPI

Daniel Seamus Peiffer, MD, PhD

Medical Oncology Physician · Chicago, IL

NPI number 1912588328 Active

Practice location

5841 S Maryland Ave Ste MC7082
Chicago, IL 60637-1465

Call (773) 702-6840 Map

Fax (773) 834-3950

Mailing address

150 Harvester Dr Ste 300
Burr Ridge, IL 60527-5965

Specialties and licenses

TaxonomyCodeLicense
Medical Oncology Physician Primary 207RX0202X036178820 (IL)

Medical Oncology Physician: An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

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About NPI 1912588328

Daniel Seamus Peiffer, MD, PhD's National Provider Identifier is 1912588328, issued on Apr 16, 2021. The primary taxonomy on file is Medical Oncology Physician (207RX0202X), and the practice location is in Chicago, IL. The record was last updated on Jul 22, 2026.