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

Mary Lois Barnes, DO

Individual provider Pediatrics Physician · NPI 1679674246

Mary Lois Barnes, DO is a Pediatrics Physician in Lander, Wyoming. Licensed in Wyoming. Registered with an NPI since 2006.

Licensed in
WY
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

115 Wyoming St
Lander, WY 82520-3919
Phone: (307) 332-2185
Fax: (307) 322-7799
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 5773A (WY)

Record details

NPI number1679674246
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 26, 2006
Last updated in NPPESJanuary 3, 2012
Mailing address115 Wyoming St, Lander, WY 82520-3919

Other providers in Lander