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 / IA

JOHN DANIEL HERLIHY IV, MD

GASTROENTEROLOGY

Medical school: UNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO

Graduated: 2015

NPI: 1245625151

Practice Locations (5)

MERCY MEDICAL CENTER

600 7TH ST SE, 101 CARE CONNECTIONS CLINIC AT MERCY

CEDAR RAPIDS, IA 524012125

3193986860

MERCY MEDICAL CENTER

701 10TH ST SE

CEDAR RAPIDS, IA 524031251

MERCY MEDICAL CENTER

701 10TH ST SE

CEDAR RAPIDS, IA 524031292

MERCY MEDICAL CENTER

701 10TH ST SE J EDWARD LUNDY, MERCY PEDIATRIC CLINIC

CEDAR RAPIDS, IA 524031251

3198322328

MERCY MEDICAL CENTER

1765 LININGER LN, SUITE 1

NORTH LIBERTY, IA 523172336

3196653053

Source: CMS National Downloadable File, September 2026.

JOHN HERLIHY, MD | HealthCareAtlasUSA