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Doctors / IL

SENG M LEONG, MD

INTERNAL MEDICINE

Graduated: 1969

Offers telehealth

NPI: 1487750790

Practice Locations (7)

ADVOCATE HEALTH AND HOSPITALS CORPORATION

27790 W HWY 22

BARRINGTON, IL 600102396

ADVOCATE HEALTH AND HOSPITALS CORPORATION

27750 W HWY 22, SUITE 220

BARRINGTON, IL 600101924

8152065700

ADVOCATE HEALTH AND HOSPITALS CORPORATION

27750 W HWY 22 240

BARRINGTON, IL 600101924

8478427540

ADVOCATE HEALTH AND HOSPITALS CORPORATION

450 W HWY 22, NEONATOLOGY

BARRINGTON, IL 600101919

8473810123

ADVOCATE HEALTH AND HOSPITALS CORPORATION

214 MCHENRY RD

BUFFALO GROVE, IL 600896748

8474591160

ADVOCATE HEALTH AND HOSPITALS CORPORATION

525 E CONGRESS PKWY

CRYSTAL LAKE, IL 600146258

ADVOCATE HEALTH AND HOSPITALS CORPORATION

350 SURRYSE RD, SUITE 100

LAKE ZURICH, IL 600473217

8474382144

Source: CMS National Downloadable File, September 2026.

SENG LEONG, MD | HealthCareAtlasUSA