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 / OH

DANNIELLE MASTROIANNI

NURSE PRACTITIONER

Graduated: 2022

NPI: 1760188825

Practice Locations (4)

UNIVERSITY HOSPITALS MEDICAL GROUP INC

36000 EUCLID AVE

WILLOUGHBY, OH 440944625

2168443800

LAKE HOSPITAL SYSTEM, INC.

36000 EUCLID AVE

WILLOUGHBY, OH 440944625

4409539600

LAKE HOSPITAL SYSTEM, INC.

36060 EUCLID AVE, SUITE 204

WILLOUGHBY, OH 440944661

4406026670

LAKE HOSPITAL SYSTEM, INC.

36500 EUCLID AVE

WILLOUGHBY, OH 440944455

4405160530

Source: CMS National Downloadable File, September 2026.

DANNIELLE MASTROIANNI | HealthCareAtlasUSA