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

Matthew Paul Biersack, MD

Individual provider Internal Medicine Physician · NPI 1396944971

Matthew Paul Biersack, MD is an Internal Medicine Physician in Grand Rapids, Michigan. Licensed in Michigan. Registered with an NPI since 2007.

Licensed in
MI
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

200 Jefferson SE Ste 626
Grand Rapids, MI 49503
Phone: (616) 685-5000
Fax: (616) 685-3063
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 4301090519 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301090519 (MI)

Record details

NPI number1396944971
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 13, 2007
Last updated in NPPESApril 22, 2022
Certification dateApril 22, 2022
Mailing address245 State St Se, Ste 221, Grand Rapids, MI 49503

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