Individual provider · Type 1 NPI

Gary Altwerger, MD

Gynecologic Oncology Physician · Chicago, IL

NPI number 1407114630 Active

Practice location

5841 S Maryland Ave
Chicago, IL 60637-1443

Call (888) 824-0200 Map

Mailing address

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

Other practice locations

  • 880 W. Central Rd., Suite 5000, Arlington Heights, IL 60005-2355 · (847) 618-3800
  • 333 Cedar Street, Fmb 328, New Haven, CT 06510-3220 · (203) 785-7385

Specialties and licenses

TaxonomyCodeLicense
Gynecologic Oncology Physician Primary 207VX0201X036176993 (IL)

Gynecologic Oncology Physician: An obstetrician/gynecologist who provides consultation and comprehensive management of patients with gynecologic cancer, including those diagnostic and therapeutic procedures necessary for the total care of the patient with gynecologic cancer and resulting complications.

2,486 other providers at this address

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About NPI 1407114630

Gary Altwerger, MD's National Provider Identifier is 1407114630, issued on Apr 25, 2012. The primary taxonomy on file is Gynecologic Oncology Physician (207VX0201X), and the practice location is in Chicago, IL. The record was last updated on Jan 15, 2026.