Individual provider · Type 1 NPI

Syed Saif Zahir, DO

Internal Medicine Physician · Olympia Fields, IL

NPI number 1649666900 Active

Practice location

20201 Crawford Ave
Olympia Fields, IL 60461-1010

Call (844) 740-4445 Map

Fax (708) 679-2161

Mailing address

35318 Eagle Way
Chicago, IL 60678-1353

Other practice locations

  • 1 Ingalls Dr, Harvey, IL 60426-3558 · (708) 333-2300
  • 201 S 14th St, Herrin, IL 62948-3631 · (618) 942-2171
  • 2 S Hospital Dr, Murphysboro, IL 62966-3333 · (618) 684-3156
  • 405 W Jackson St, Carbondale, IL 62901-1462 · (618) 549-0721
  • 911 Bypass Rd Bldg A, Pikeville, KY 41501-1689 · (606) 218-3500
  • 1000 Health Center Dr, Mattoon, IL 61938-4644 · (217) 238-4325
  • 4500 Memorial Dr, Belleville, IL 62226-5360 · (618) 257-6220

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician 207R00000X04430 (KY)
Hospitalist Physician 208M00000X036148353 (IL)
Hospitalist Physician 208M00000X04430 (KY)
Internal Medicine Physician Primary 207R00000X036148353 (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…

347 other providers at this address

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About NPI 1649666900

Syed Saif Zahir, DO's National Provider Identifier is 1649666900, issued on Apr 13, 2015. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Olympia Fields, IL. The record was last updated on Jun 23, 2025.