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

Christa Johnson Mars, MD

Individual provider Surgery Physician · NPI 1235139510

Christa Johnson Mars, MD is a Surgery Physician in Barron, Wisconsin. Licensed in Louisiana and Wisconsin. Registered with an NPI since 2005.

Licensed in
LA, WI
In the registry since
2005
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

1222 E Woodland Ave
Barron, WI 54812-1765
Phone: (715) 537-3166
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 41999 020 (WI)
Surgery Physician Taxonomy 208600000X · Licence 14966R (LA)

Record details

NPI number1235139510
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 28, 2005
Last updated in NPPESJanuary 12, 2012
Mailing address1222 E Woodland Ave, Barron, WI 54812-1765

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