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 / IL

LESLIE J BLOCK, MD

OTOLARYNGOLOGY

Graduated: 1972

NPI: 1750300166

Practice Locations (1)

LAKE COUNTY HEAD AND NECK SPECIALISTS S.C.

1880 W WINCHESTER RD, SUITE 103

LIBERTYVILLE, IL 600485321

8473675770

Source: CMS National Downloadable File, September 2026.