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

MAUREEN M MERCIER, NP

NURSE PRACTITIONER

Graduated: 2015

Offers telehealth

NPI: 1396101135

Practice Locations (1)

WASHINGTON UNIVERSITY

400 S KINGSHIGHWAY BLVD

SAINT LOUIS, MO 631101014

3144547900

Source: CMS National Downloadable File, September 2026.