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

Mark L. Johnson, MD

Individual provider Surgery Physician · NPI 1083603567

Mark L. Johnson, MD is a Surgery Physician in Mount Vernon, Washington. Licensed in Washington. Registered with an NPI since 2005.

Licensed in
WA
In the registry since
2005
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

1400 E Kincaid St Skagit Regional Clinics
Mount Vernon, WA 98274-4127
Phone: (360) 428-2586
Fax: (360) 428-6470
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence MD00014524 (WA)

Record details

NPI number1083603567
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 18, 2005
Last updated in NPPESOctober 5, 2012
Mailing address1400 E. Kincaid St., Attn: Credentialing, Mount Vernon, WA 98274-4127

Other providers in Mount Vernon