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

Dr. Harry Walter Wiessner, OD

Individual provider Optometrist · NPI 1386637668

Dr. Harry Walter Wiessner, OD is an Optometry in Walla Walla, Washington. Graduated from Pacific University - College of Optometry in 1983, 43 years ago. Practices with Vision Source Walla Walla PLLC, a 3-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
43
Trained at
Pacific University - College 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

614 E Alder St Ste #1
Walla Walla, WA 99362-2073
Phone: (509) 527-3937
Fax: (509) 529-4750
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence OD00001578 (WA)

Record details

NPI number1386637668
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedAugust 23, 2005
Last updated in NPPESMay 10, 2016

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolPACIFIC UNIVERSITY - COLLEGE OF OPTOMETRY
Graduated 1983 (43 years in practice)
Group practice Vision Source Walla Walla Pllc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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