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

Matthew Jeffrey Klassen, DO

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1144964438

Matthew Jeffrey Klassen, DO is a Student in an Organized Health Care Education/Training Program in Wyoming, Michigan. Registered with an NPI since 2022.

In the registry since
2022
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.

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Practice location Address checks out

5900 Byron Center Ave SW
Wyoming, MI 49519-9606
Phone: (616) 252-7200
Fax: (616) 252-4953
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X

Record details

NPI number1144964438
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 23, 2022
Last updated in NPPESApril 23, 2022
Certification dateApril 23, 2022
Mailing address5900 Byron Center Ave Sw, Wyoming, MI 49519-9606

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