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 / DC

JOHN MARR, DO

GENERAL SURGERY

Graduated: 2018

NPI: 1952898017

Practice Locations (3)

LUMINIS HEALTH MEDICAL GROUP, LLC

900 23RD ST NW, ANNE ARUNDEL MEDICAL GROUP CARDIOLOGY SPECI

WASHINGTON, DC 200372342

4108970822

LUMINIS HEALTH MEDICAL GROUP, LLC

2000 MEDICAL PKWY, SUITE 600

ANNAPOLIS, MD 214013748

4434816699

NORTH TEXAS SURGICAL SPECIALISTS PLLC

800 8TH AVE, SUITE 306

FORT WORTH, TX 761042602

6822243748

Source: CMS National Downloadable File, September 2026.

JOHN MARR, DO | HealthCareAtlasUSA