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

Dr. William Charles Trowbridge, MD

Individual provider General Practice Physician · NPI 1972603041

Dr. William Charles Trowbridge, MD is a General Practice Physician in Mason, Michigan. Practices as a sole proprietor. Licensed in Michigan.

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

790 E Columbia St
Mason, MI 48854-1387
Phone: (616) 891-1169
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence 4301030171 (MI)

Record details

NPI number1972603041
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 25, 2006
Last updated in NPPESMay 4, 2010
Mailing address9680 Ravine Ridge Dr Se, Caledonia, MI 49316