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

Dr. Karl French Loomis, MD

Individual provider Anatomic Pathology & Clinical Pathology Physician · NPI 1689624744

Dr. Karl French Loomis, MD is an Anatomic Pathology & Clinical Pathology Physician in Marshall, Michigan. Licensed in Michigan. Registered with an NPI since 2006.

Licensed in
MI
In the registry since
2006
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

603 N Kalamazoo Ave
Marshall, MI 49068-1076
Phone: (269) 781-4560
Fax: (269) 781-3659
Show map & directions

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

Specialties & licences

Anatomic Pathology & Clinical Pathology Physician (primary) Taxonomy 207ZP0102X · Licence 4301045613 (MI)

Record details

NPI number1689624744
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 11, 2006
Last updated in NPPESJuly 13, 2026