Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Shirk PC

Organization Chiropractor · NPI 1558673442

Shirk PC provides Chiropractor services in Mason City, Iowa. Licensed in Iowa. Registered with an NPI since 2010.

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

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

630 1st St NW
Mason City, IA 50401-2947 Not confirmed with CMS for 11 years — call before visiting
Phone: (641) 423-4455
Fax: (641) 423-0354
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence A05882 (IA)

Record details

NPI number1558673442
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gregory Shirk — President · (641) 423-4455
Other names Acute Care Chiropractic
NPI enumeratedJuly 8, 2010
Last updated in NPPESNovember 19, 2014
Mailing address630 1st St Nw, Mason City, IA 50401-2947

Other providers in Mason City