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

Dr. Ken Martell, OD

Individual provider Optometrist · NPI 1386697613

Dr. Ken Martell, OD is an Optometry in Marathon, Wisconsin. Graduated from Illinois College of Optometry at Chicago in 1999, 27 years ago. Practices as a sole proprietor, works from 3 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
27
Trained at
Illinois College of Optometry at Chicago
Licensed in
WI
In the registry since
2006
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

703 3rd St
Marathon, WI 54448-9157
Phone: (715) 443-2248
Fax: (715) 443-9969
Show map & directions

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

Additional practice locations (2)

  • 1306 N Central Ave, Marshfield, WI 54449-1507 — (715) 387-8608
  • 601 S Webb St, Wittenberg, WI 54499-9042 — (715) 253-2157

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 2772 (WI)

Record details

NPI number1386697613
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedMay 18, 2006
Last updated in NPPESSeptember 19, 2019
Mailing address322 Ross Ave, Wausau, WI 54403-6965

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolILLINOIS COLLEGE OF OPTOMETRY AT CHICAGO
Graduated 1999 (27 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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