HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / CA

BRIAN A LEISH, MD

FAMILY PRACTICE

Medical school: UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE

Graduated: 1985

Offers telehealth

NPI: 1417087073

Practice Locations (3)

SADDLEBACK MEDICAL GROUP INC

24221 CALLE DE LA LOUISA

LAGUNA HILLS, CA 926533642

9494658155

SADDLEBACK MEDICAL GROUP INC

24411 HEALTH CTR DR, SUITE 460

LAGUNA HILLS, CA 926533687

9494658155

HEALTHCARE PARTNERS AFFILIATES MEDICAL GROUP

24411 HEALTH CTR DR, SUITE 460

LAGUNA HILLS, CA 926533687

9493737799

Source: CMS National Downloadable File, September 2026.

BRIAN LEISH, MD | HealthCareAtlasUSA