Individual provider · Type 1 NPI

Gemmy Hannsun, MD

Diagnostic Radiology Physician · Orange, CA

NPI number 1992120026 Active

Practice location

101 The City Dr S
Orange, CA 92868-3201

Call (714) 456-8888 Map

Mailing address

2201 N Grand Ave Unit 10773
Santa Ana, CA 92711-2239

Other practice locations

  • 1100 N Tustin Ave Ste A, Santa Ana, CA 92705-3509 · (714) 643-5407

Specialties and licenses

TaxonomyCodeLicense
Diagnostic Radiology Physician Primary 2085R0202XA153743 (CA)

Diagnostic Radiology Physician: A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

1,801 other providers at this address

Other diagnostic radiology physician providers in Orange

See all in Orange →

About NPI 1992120026

Gemmy Hannsun, MD's National Provider Identifier is 1992120026, issued on Feb 26, 2014. The primary taxonomy on file is Diagnostic Radiology Physician (2085R0202X), and the practice location is in Orange, CA. The record was last updated on Jan 20, 2026.