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

Dr. Gary Allen Merkwan, CHIROPRACTOR

Individual provider Chiropractor · NPI 1528155926

Dr. Gary Allen Merkwan, CHIROPRACTOR is a Chiropractor in Yankton, South Dakota. Licensed in South Dakota. Registered with an NPI since 2006.

Licensed in
SD
In the registry since
2006
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Practice location Address checks out

2708 E South Dakota Highway 50
Yankton, SD 57078
Phone: (605) 665-3503
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 561 (SD)

Record details

NPI number1528155926
Entity typeIndividual (Type 1)
GenderMale
Credentials CHIROPRACTOR
Sole proprietorNo
NPI enumeratedOctober 6, 2006
Last updated in NPPESJuly 8, 2007

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