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

MATTHEW J KAPTEIN, MD

NEPHROLOGY

Medical school: UNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE

Graduated: 2011

Also: INTERNAL MEDICINE

Offers telehealth

NPI: 1184995094

Practice Locations (5)

FACULTY PHYSICIANS AND SURGEONS OF LLUSM

11234 ANDERSON ST

LOMA LINDA, CA 923542804

FACULTY PHYSICIANS AND SURGEONS OF LLUSM

11370 ANDERSON ST

LOMA LINDA, CA 923543450

FACULTY PHYSICIANS AND SURGEONS OF LLUSM

FILE NUMBER, SUITE 54701

LOS ANGELES, CA 900744701

SAC HEALTH SYSTEM

250 S G ST

SAN BERNARDINO, CA 924103320

9093827100

SAC HEALTH SYSTEM

488 S K ST

SAN BERNARDINO, CA 924102641

9093838092

Source: CMS National Downloadable File, September 2026.

MATTHEW KAPTEIN, MD | HealthCareAtlasUSA