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

Dr. Allen Andrew Wellman, MD

Individual provider Family Medicine Physician · NPI 1972206043

Dr. Allen Andrew Wellman, MD is a Family Medicine Physician in Custer, South Dakota. Licensed in South Dakota. Registered with an NPI since 2023.

Licensed in
SD
In the registry since
2023
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

1220 Montgomery St
Custer, SD 57730-1705
Phone: (605) 755-1000
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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 18755 (SD)

Record details

NPI number1972206043
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2023
Last updated in NPPESJuly 29, 2026
Certification dateJuly 29, 2026

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