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

Mason City Ambulatory Surgery Center, LLC

Organization Ambulatory Surgical Clinic/Center · NPI 1902841398

Mason City Ambulatory Surgery Center, LLC is an Ambulatory Surgical Clinic/Center in Mason City, Iowa. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

990 4th St SW
Mason City, IA 50401-2861
Phone: (641) 494-2000
Fax: (641) 494-2018
Show map & directions

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

Specialties & licences

Ambulatory Surgical Clinic/Center (primary) Taxonomy 261QA1903X

Record details

NPI number1902841398
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Timothy Dettmer — Medical Director · (641) 494-5380
Other names Mason City Surgery Center
NPI enumeratedJune 18, 2006
Last updated in NPPESFebruary 11, 2026
Certification dateFebruary 11, 2026
Mailing address990 4th St Sw, Mason City, IA 50401-2861