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

KARTHIK V IYER, MD

INTERNAL MEDICINE

Graduated: 2004

Also: CRITICAL CARE (INTENSIVISTS)

NPI: 1013203454

Practice Locations (1)

MERCY CLINIC ADULT CRITICAL CARE LLC

1400 US HWY 61, SUITE 250

FESTUS, MO 630284141

6369335337

Source: CMS National Downloadable File, September 2026.

KARTHIK IYER, MD | HealthCareAtlasUSA