Individual provider · Type 1 NPI

Siddharth Kumar Iyengar, MD

Medical Oncology Physician · San Diego, CA

NPI number 1003376187 Active

Practice location

200 W Arbor Dr
San Diego, CA 92103-9000

Call (800) 926-8273 Map

Fax (888) 539-8781

Mailing address

File 57326
Los Angeles, CA 90074-7326

Other practice locations

  • 30 N 1900 E Rm 4C116, Salt Lake City, UT 84132-0002 · (801) 581-7606
  • 910 Sycamore Ave Ste 102, Vista, CA 92081-7833 · (800) 926-8273
  • 1200 Garden View Rd, Encinitas, CA 92024-2477 · (800) 926-8273

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician 207R00000X11901347-1205 (UT)
Medical Oncology Physician Primary 207RX0202X181976 (CA)

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.

2,922 other providers at this address

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About NPI 1003376187

Siddharth Kumar Iyengar, MD's National Provider Identifier is 1003376187, issued on Mar 23, 2019. The primary taxonomy on file is Medical Oncology Physician (207RX0202X), and the practice location is in San Diego, CA. The record was last updated on Aug 4, 2026.