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

Mark J Hamilton, OD

Individual provider Optometrist · NPI 1841275369

Mark J Hamilton, OD is an Optometry in Seattle, Washington. Graduated from Indiana University - School of Optometry in 1983, 43 years ago. Practices with Port Orchard Eye Associates, Inc Ps, a 2-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
43
Trained at
Indiana University - School of Optometry
Licensed in
WA
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

999 3rd Ave
Seattle, WA 98104-4019
Phone: (260) 682-2020
Fax: (206) 332-0700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 3374 (WA)

Record details

NPI number1841275369
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedDecember 7, 2005
Last updated in NPPESJuly 13, 2026
Mailing address701 N 182nd St, Ste 101, Shoreline, WA 98133-4430

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolINDIANA UNIVERSITY - SCHOOL OF OPTOMETRY
Graduated 1983 (43 years in practice)
Group practice Port Orchard Eye Associates, Inc. Ps — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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