Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mary Ann Yi-Ang Huang, MD

Individual provider Gastroenterology Physician · NPI 1477621902

Mary Ann Yi-Ang Huang, MD is a Gastroenterology in Denver, Colorado. Graduated from Loyola University of Chicago, Stritch School of Medicine in 1996, 30 years ago. Practices with Healthone Clinic Services - Medical Specialties LLC, a 20-clinician group, works from 5 locations, accepts Medicare assignment and offers telehealth. Licensed in Colorado and Michigan.

Years since qualifying
30
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
CO, MI
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1601 E 19th Ave Ste 5150
Denver, CO 80218-1201
Phone: (720) 754-2155
Fax: (720) 754-2106
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 1601 E 19th Ave Ste 5050, Denver, CO 80218-1200 — (720) 754-2155
  • 315 N 25th St Ste 201, Billings, MT 59101-1328 — (720) 949-9992
  • 801 Encino Pl Ne Ste B11, Albuquerque, NM 87102-2642 — (720) 949-9992
  • 940 E 3rd St Ste 201, Casper, WY 82601-3251 — (720) 949-9992

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence DR.0056376 (CO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301076336 (MI)

Record details

NPI number1477621902
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 1, 2006
Last updated in NPPESMarch 25, 2026
Certification dateMarch 25, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Healthone Clinic Services - Medical Specialties Llc — 20 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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