Clinicians affiliated with Foothill Regional Medical Center

Acute Care Hospitals · Proprietary · 14662 Newport Ave, Tustin, CA 92780 · Los Angeles-Long Beach-Anaheim, CA · CCN 050780

Affiliation snapshotNovember 2, 2026CMS Doctors and Clinicians Facility Affiliation file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

91 clinicians affiliated with Foothill Regional Medical Center are in the 2024 Medicare Part B data (95 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Emergency Medicine (12) · Family Practice (9) · Anesthesiology (7) · Cardiology (7) · Infectious Disease (6) · Internal Medicine (6) · Nurse Practitioner (6) · Orthopedic Surgery (5) · Gastroenterology (4) · Hematology-Oncology (3) · Podiatry (3) · Pulmonary Disease (3) · Diagnostic Radiology (2) · Endocrinology (2) · General Surgery (2) · Hospitalist (2) · Nephrology (2) · Neurosurgery (2) · Critical Care (Intensivists) (1) · Medical Oncology (1) · Neurology (1) · Pathology (1) · Psychiatry (1) · Radiation Oncology (1) · Undefined Physician type (1) · Vascular Surgery (1)

Cardiology affiliated with Foothill Regional Medical Center, 2024

Alphabetical by last name; 7.

NameCity
John D Baker, M.D.Santa Ana, CA
Harinder S Gogia, M.D.Santa Ana, CA
Mohammad A Hajjar, M.DSanta Ana, CA
Sean K Hirota, M.D.Santa Ana, CA
Dinesh Kumar, MDTustin, CA
Abdulkareem Sharaf, MDFountain Valley, CA
Harpreet Singh, MDFountain Valley, CA

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built