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

Tammy Theresa Tran-Yang, DO

Individual provider Gastroenterology Physician · NPI 1578856530

Tammy Theresa Tran-Yang, DO is a Gastroenterology in Grand Rapids, Michigan. Graduated from Michigan State University College of Osteopathic Medicine in 2011, 15 years ago. Practices with Advantage Health/Saint Mary's Medical Group, a 494-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
15
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
MI
In the registry since
2011
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

310 Lafayette Ave SE Ste 200
Grand Rapids, MI 49503-4693
Phone: (616) 752-6525
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 11885 E 12 Mile Rd, Warren, MI 48093-3474 — (586) 582-6630
  • 2093 Health Dr Sw Ste 302, Wyoming, MI 49519-9691 — (616) 252-5775

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 5101019188 (MI)

Record details

NPI number1578856530
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedMay 25, 2011
Last updated in NPPESMarch 12, 2024
Certification dateMarch 12, 2024

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2011 (15 years in practice)
Group practice Advantage Health/Saint Mary'S Medical Group — 494 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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