Individual provider · Type 1 NPI

Dheeraj Mahajan, MD

Internal Medicine Physician · Oak Park, IL

NPI number 1831133693 Active

Practice location

101 Madison St Ste 300
Oak Park, IL 60302-4210

Call (708) 486-2700 Map

Fax (708) 486-2700

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000X036106392 (IL)
Internal Medicine Physician 207R00000X036-106392 (IL)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1831133693

Dheeraj Mahajan, MD's National Provider Identifier is 1831133693, issued on Jun 15, 2006. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Oak Park, IL. The record was last updated on Mar 17, 2026.