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

JOHN MARCUS LAY, DO

OSTEOPATHIC MANIPULATIVE MEDICINE

Medical school: AT STILL UNIVERSITY OF HEALTH SCIENCES, COLLEGE OF OSTEO MED, KIRKSVILLE

Graduated: 1977

Also: GENERAL PRACTICE

NPI: 1659406825

Practice Locations (1)

10098 SOQUEL DR

APTOS, CA 950034926

8316883112

Source: CMS National Downloadable File, September 2026.