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

Relf Optical Ltd

Organization Eyewear Supplier · NPI 1639115546

Relf Optical Ltd is an Eyewear Supplier in Duluth, Minnesota. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
Ltd — Limited
A form of business registration, not a clinical qualification.

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Practice location Address checks out

5007 Matterhorn Dr
Duluth, MN 55811-3812
Phone: (218) 720-3553
Fax: (218) 786-9375
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Eyewear Supplier (primary) Taxonomy 332H00000X

Record details

NPI number1639115546
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Susan Relf — President · (218) 720-3553
NPI enumeratedJune 20, 2006
Last updated in NPPESDecember 22, 2010
Mailing address5007 Matterhorn Dr, Duluth, MN 55811-3812

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