Search › Washington › Internal Medicine Physician
Kurt Duffens, M.D
NPI 1013003045 · on the registry since 2006
Practice
- Address
- 3927 Rucker Ave
Everett, WA 98201 - Phone
- (425) 339-5422
- Fax
- (425) 339-5444
- Organisation at this address
- Optum Care Washington Pllc
Optum Care Washington PllcInferred from a shared address, not stated in the registry. - Clinicians at this address
- 269
Additional practice sites
- 2830 Crescent Ave, Eugene, OR
- 9709 3rd Ave Ne, Seattle, WA
- 9205 Sw Barnes Rd, Portland, OR
Registry record
- Primary taxonomy
- Internal Medicine Physician
207R00000X
- Also registered as
- Emergency Medicine Physician
- Licence states on file
- WA, OR
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-07-23
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Washington