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

Dr. Darwin Dalen, OD

Individual provider Optometrist · NPI 1417954553

Dr. Darwin Dalen, OD is an Optometry in Grand Rapids, Minnesota. Graduated from Ferris State College - College of Optometry in 1995, 31 years ago. Accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
31
Trained at
Ferris State College - 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.

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Practice location Address checks out

201 NW 4th St
Grand Rapids, MN 55744-2753
Phone: (218) 326-9619
Fax: (218) 326-9619
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 2529 (MN)

Record details

NPI number1417954553
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedJuly 5, 2005
Last updated in NPPESApril 3, 2008
Mailing address201 Nw 4th St, Grand Rapids, MN 55744-2753

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolFERRIS STATE COLLEGE - COLLEGE OF OPTOMETRY
Graduated 1995 (31 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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