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

Marcus Blass, MD

Individual provider Surgery Physician · NPI 1558342725

Marcus Blass, MD is a Surgery Physician in Allegan, Michigan. Licensed in Michigan. Registered with an NPI since 2005.

Licensed in
MI
In the registry since
2005
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

551 Linn St
Allegan, MI 49010-1595
Phone: (269) 686-5850
Fax: (269) 686-5897
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 036710 (MI)

Record details

NPI number1558342725
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 7, 2005
Last updated in NPPESNovember 16, 2007
Mailing address551 Linn St, Allegan, MI 49010-1595

Other providers in Allegan