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
OPHTHALMOLOGY
Medical school: LOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated: 1988
NPI: 1043345366
ARTHUR N. DONALDSON, M.D., INC.
940 SYLVA LN, SUITE G
SONORA, CA 953705969
2095320340
Source: CMS National Downloadable File, September 2026.