Individual provider · Type 1 NPI

Grant William Jirka, MD

Hematology & Oncology Physician · Los Angeles, CA

NPI number 1326667346 Active

Practice location

1441 Eastlake Ave # NTT3440
Los Angeles, CA 90089-4405

Call (323) 865-3823 Map

Other practice locations

  • 833 Chestnut St Ste 220, Philadelphia, PA 19107-4405 · (215) 955-8465
  • 2001 Dwight Way, Berkeley, CA 94704-2608 · (510) 204-1591

Specialties and licenses

TaxonomyCodeLicense
Hematology & Oncology Physician Primary 207RH0003X187091 (CA)
Internal Medicine Physician 207R00000XMT220309 (PA)
Internal Medicine Physician 207R00000XA187091 (CA)

Hematology & Oncology Physician: An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Other hematology & oncology physician providers in Los Angeles

See all in Los Angeles →

About NPI 1326667346

Grant William Jirka, MD's National Provider Identifier is 1326667346, issued on Apr 9, 2020. The primary taxonomy on file is Hematology & Oncology Physician (207RH0003X), and the practice location is in Los Angeles, CA. The record was last updated on Sep 24, 2026.