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

Dr. John D. Willer, DO

Individual provider Ophthalmology Physician · NPI 1255383212

Dr. John D. Willer, DO is an Ophthalmology in The Dalles, Oregon. Graduated from Ohio University, College of Osteopathic Medicine in 1993, 33 years ago. Practices with Cascade Eye Centerllc, a 3-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Oregon and Washington.

Years since qualifying
33
Trained at
Ohio University, College of Osteopathic Medicine
Licensed in
OR, WA
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

301 Cherry Heights Rd
The Dalles, OR 97058-3586
Phone: (541) 296-1101
Fax: (541) 298-1538
Show map & directions

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

Additional practice locations (1)

  • 2025 Cascade Ave Ste 101, Hood River, OR 97031-1272 — (541) 386-2402

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence DO22937 (OR)
Ophthalmology Physician Taxonomy 207W00000X · Licence OP00002068 (WA)

Record details

NPI number1255383212
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMay 17, 2006
Last updated in NPPESJuly 14, 2021
Certification dateJuly 14, 2021
Mailing address301 Cherry Heights Rd, The Dalles, OR 97058-3586

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolOHIO UNIVERSITY, COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1993 (33 years in practice)
Group practice Cascade Eye Centerllc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in The Dalles