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

Dr. Thomas R Vanderheyden Jr., DO

Individual provider Internal Medicine Physician · NPI 1528222387

Dr. Thomas R Vanderheyden Jr., DO is an Internal Medicine in South Bend, Indiana. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2006, 20 years ago. Practices with Michiana Gastroenterology, Inc, a 12-clinician group and accepts Medicare assignment. Licensed in Illinois and Indiana.

Years since qualifying
20
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL, IN
In the registry since
2008
Specialties on file
2
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

17501 Generations Dr
South Bend, IN 46635-1589
Phone: (574) 234-0049
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 02004009A (IN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125-050866 (IL)

Record details

NPI number1528222387
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 10, 2008
Last updated in NPPESAugust 28, 2012
Mailing address17501 Generations Dr, South Bend, IN 46635-1589

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesGASTROENTEROLOGY
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2006 (20 years in practice)
Group practice Michiana Gastroenterology, Inc — 12 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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