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

Dr Casey D. Johnston MD PC

Organization Orthopaedic Surgery Physician · NPI 1124348644

Dr Casey D. Johnston MD PC is an Orthopaedic Surgery Physician in Watertown, South Dakota. Registered with an NPI since 2010.

In the registry since
2010
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

401 9th Ave NW
Watertown, SD 57201-1548
Phone: (605) 882-2630
Fax: (605) 882-0447
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X

Record details

NPI number1124348644
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Casey Johnston — Provider And Owner · (605) 882-2630
NPI enumeratedJune 7, 2010
Last updated in NPPESJune 24, 2011
Mailing addressPo Box 170, Watertown, SD 57201-0170

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