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 / MO

RYAN P CLARK

PHYSICIAN ASSISTANT

Graduated: 2013

NPI: 1013335496

Practice Locations (2)

SOUND PHYSICIANS OF ILLINOIS LLC

100 MEDICAL PLZ

LAKE SAINT LOUIS, MO 633671366

6366255200

SOUND PHYSICIANS OF ILLINOIS LLC

6420 CLAYTON RD

RICHMOND HEIGHTS, MO 631171811

3147688000

Source: CMS National Downloadable File, September 2026.

RYAN CLARK | HealthCareAtlasUSA