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

Individual provider Family Medicine Physician · NPI 1447227434

Dr. Mark B Lyon, MD is a Family Practice in Eugene, Oregon. Graduated from Chicago College of Medicine and Surgery in 1988, 38 years ago. Practices with Peacehealth Medical Group, a 254-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oregon.

Years since qualifying
38
Trained at
Chicago College of Medicine and Surgery
Licensed in
OR
In the registry since
2006
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

3299 Hilyard St
Eugene, OR 97405-3721
Phone: (541) 342-3338
Fax: (541) 349-7129
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD18168 (OR)

Record details

NPI number1447227434
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 8, 2006
Last updated in NPPESMarch 10, 2010
Mailing addressPo Box 24410, Eugene, OR 97402-0451

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolCHICAGO COLLEGE OF MEDICINE AND SURGERY
Graduated 1988 (38 years in practice)
Group practice Peacehealth Medical Group — 254 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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