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

Walter Ray Klassen, MD

Individual provider Family Medicine Physician · NPI 1326180084

Walter Ray Klassen, MD is a Family Practice in Woodward, Oklahoma. Qualified in 2006, 20 years ago. Accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
20
Licensed in
OK
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1024 Main St
Woodward, OK 73801-3120
Phone: (580) 254-5353
Fax: (580) 254-5354
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 23902 (OK)

Record details

NPI number1326180084
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 12, 2007
Last updated in NPPESAugust 4, 2011

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Woodward