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

Dr. Matthew Arnold Gahn, OD

Individual provider Optometrist · NPI 1548241938

Dr. Matthew Arnold Gahn, OD is an Optometry in Eveleth, Minnesota. Graduated from Southern California College of Optometry in 1986, 40 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
40
Trained at
Southern California College of Optometry
Licensed in
MN
In the registry since
2005
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

See every abbreviation used in this directory →

Practice location Address checks out

420 Grant Ave
Eveleth, MN 55734-1311
Phone: (218) 744-4528
Fax: (218) 744-1899
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 2080 (MN)

Record details

NPI number1548241938
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedNovember 11, 2005
Last updated in NPPESAugust 6, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPTOMETRY
Medical schoolSOUTHERN CALIFORNIA COLLEGE OF OPTOMETRY
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare