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

Dr. Marc G. Koenig Sr., MD

Individual provider Diagnostic Radiology Physician · NPI 1164460358

Dr. Marc G. Koenig Sr., MD is a Diagnostic Radiology in Lynnwood, Washington. Graduated from University of Nebraska College of Medicine in 1991, 35 years ago. Practices with Evergreen Radia LLC, a 116-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in Michigan and Washington.

Years since qualifying
35
Trained at
University of Nebraska College of Medicine
Licensed in
MI, WA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

19020 33rd Ave W Ste 210
Lynnwood, WA 98036-4746
Phone: (425) 563-1500
Fax: (425) 563-1374
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 4660 S Hagadorn Rd Ste 510, East Lansing, MI 48823-6805 — (517) 353-5053
  • 4660 S Hagadorn Rd Ste 410, East Lansing, MI 48823-6819 — (517) 353-5053
  • 3220 Discovery Dr Ste 100, Lansing, MI 48910-8609 — (517) 975-8930
  • 203 S Western Ave, Tonasket, WA 98855-8803 — (509) 486-2151

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence MD60320843 (WA)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence EMC0001580 (MI)

Record details

NPI number1164460358
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 2, 2006
Last updated in NPPESFebruary 23, 2026
Certification dateFebruary 23, 2026

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 1991 (35 years in practice)
Group practice Evergreen Radia Llc — 116 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations15 on file with Medicare

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