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 / CO

MARY ANN A HUANG, MD

GASTROENTEROLOGY

Medical school: LOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE

Graduated: 1996

Offers telehealth

NPI: 1477621902

Practice Locations (3)

HEALTHONE CLINIC SERVICES - MEDICAL SPECIALTIES LLC

1601 E 19TH AVE, SUITE 5050

DENVER, CO 802181200

7207542155

HEALTHONE CLINIC SERVICES - MEDICAL SPECIALTIES LLC

315 N 25TH ST, SUITE 2

BILLINGS, MT 591011328

7203832451

HEALTHONE CLINIC SERVICES - MEDICAL SPECIALTIES LLC

940 E 3RD ST, SUITE 201

CASPER, WY 826013251

3072654165

Source: CMS National Downloadable File, September 2026.

MARY ANN HUANG, MD | HealthCareAtlasUSA