There are 488 doctors and health care offices that accept Medicare listed for Ontario, California. If a provider has multiple offices in Ontario they will all be listed below. Any additional practice locations in other cities can also be seen on their profile which also includes their phone number, directions, educational background, experience, and more.
Hospitalist
Jonathan Lo
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Internal Medicine
Hedy C Loa MD
1131 W 6th St CA 91762
Our Family Medical Group Inc
General Practice
David Lozano MD
402 E Holt Blvd CA 91761
Internal Medicine
Charles I Lu
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Hospitalist
Linh M Lu
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Physician Assistant
Giselle Y Ludi
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Interventional Radiology
Philip P Luu MD
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Anesthesiology
Nyunt Lwin MD
550 N Monterey Ave CA 91764
Knd Development 59 Llc
Certified Registered Nurse Anesthetist (crna)
Nhieu T Ly
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Anesthesiology
Anthony W Ma
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Hospice/palliative Care
Michael Ma
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Podiatry
Jack Enoch Madsen IV
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Internal Medicine
Jason S Mak MD
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Hospitalist
Rowena Kai Ling Mak-huang
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Gastroenterology
Krishan K Malhotra
550 N Monterey Ave CA 91764
Infectious Disease
Ossama Maloule
550 N Monterey Ave CA 91764
Inland Valley Infectious Disease Medical Group Inc
Optometry
Stuart M Mann
1131 W 6th St CA 91762
Nurse Practitioner
Dominador Peralta Mansat JR.
1910 S Archibald Ave CA 91761
Aarb Medical And Healthcare Services Inc
Physician Assistant
Robert G Manzo
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Family Practice
William E Marshall MD
1101 S Milliken Ave CA 91761
American Current Care Of California A Medical Corporation
Family Practice
William E Marshall MD
3200 Inland Empire Blvd CA 91764
American Current Care Of California A Medical Corporation
Certified Registered Nurse Anesthetist (crna)
Hector G Martinez CNA
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Internal Medicine
Carlos Daniel Martinez Balzano
2295 S Vineyard Ave CA 91761
Southern California Permanente Medical Group
Certified Registered Nurse Anesthetist (crna)
Bill M Matheis CNA
1211 W 6th St CA 91762
Mission Nursing Anesthesia Inc
Hospitalist
Eugene Mcmillan MD
550 N Monterey Ave CA 91764
Knd Development 59 Llc