Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Lina Bissar, MD

Individual provider Internal Medicine Physician · NPI 1821542929

Dr. Lina Bissar, MD is an Internal Medicine in Orange, California. Graduated from University of California, Irvine, California College of Medicine in 1993, 33 years ago. Practices with The Regents of the University of California-Irvine, a 104-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
33
Trained at
University of California, Irvine, California College of Medicine
Licensed in
CA
In the registry since
2016
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 880-7812
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 18 Wellington Ct, Newport Beach, CA 92660-6833 — (949) 220-4858

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence G80200 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence G080200 (CA)

Record details

NPI number1821542929
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 8, 2016
Last updated in NPPESJuly 24, 2024
Certification dateJuly 24, 2024

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 1993 (33 years in practice)
Group practice The Regents Of The University Of California-Irvine — 104 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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