Calvin Loken, M.D

NPI 1912932922 · on the registry since 2006 · sole proprietor

Practice

Address: 925 E Superior St
Duluth, MN 55802
Phone: (218) 722-3700
Fax: (218) 722-8705
Organisation at this address: Leah Good Llc
St. Cloud Tms Llc
Duluth Kidney Services Llc
Home Dialysis Duluth Kidney Services
Radiological Associates Of Duluth, Ltd
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 14

Registry record

Primary taxonomy: 174400000X
174400000X
Licence states on file: MN
From the registry's licence fields, which are often incomplete.
Sex: Male
Record last updated: 2026-08-16

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Minnesota