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

Mr. Gregory Lawton Oja, MS

Individual provider Audiologist-Hearing Aid Fitter · NPI 1861569063

Mr. Gregory Lawton Oja, MS is an Audiologist-Hearing Aid Fitter in Bemidji, Minnesota. Practices as a sole proprietor. Licensed in Minnesota.

Licensed in
MN
In the registry since
2006
What do these letters mean?
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

612 5th St NW
Bemidji, MN 56601-2915
Phone: (218) 444-4444
Fax: (218) 444-5103
Show map & directions

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

Specialties & licences

Audiologist-Hearing Aid Fitter (primary) Taxonomy 237600000X · Licence 5254 (MN)

Record details

NPI number1861569063
Entity typeIndividual (Type 1)
GenderMale
Credentials MS
Sole proprietorYes
NPI enumeratedNovember 30, 2006
Last updated in NPPESJuly 8, 2007

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