Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Hisham El-Bayar, MD, FACS

Individual provider Surgery Physician · NPI 1659376622

Dr. Hisham El-Bayar, MD, FACS is a General Surgery in Orange, California. Graduated from Georgetown University School of Medicine in 1986, 40 years ago. Practices with Orange Surgical Associates, a 7-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
40
Trained at
Georgetown University School of Medicine
Licensed in
CA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
FACS — Fellow of the American College of Surgeons
A surgeon admitted as a fellow of the ACS.

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Practice location Address checks out

1010 W Laveta Ave Ste 470
Orange, CA 92868-4305
Phone: (714) 835-8300
Fax: (714) 835-8304
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence A45299 (CA)

Record details

NPI number1659376622
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , FACS
Sole proprietorYes
NPI enumeratedJune 16, 2005
Last updated in NPPESOctober 26, 2009

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Orange Surgical Associates — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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