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

Grant Knowles, OD

Individual provider Optometrist · NPI 1710362058

Grant Knowles, OD is an Optometry in Monmouth, Oregon. Graduated from Pacific University - College of Optometry in 2015, 11 years ago. Accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
11
Trained at
Pacific University - College of Optometry
Licensed in
OR
In the registry since
2015
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

405 Boyd Ln
Monmouth, OR 97361-1611
Phone: (503) 838-1244
Fax: (503) 837-0313
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 3614ATI (OR)

Record details

NPI number1710362058
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedJuly 28, 2015
Last updated in NPPESJuly 28, 2015
Mailing address506 Main St, Dallas, OR 97338-1915

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolPACIFIC UNIVERSITY - COLLEGE OF OPTOMETRY
Graduated 2015 (11 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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