Clinicians affiliated with Mason City Ambulatory Surgery Center, LLC

14 clinicians on file with this group · most practice in Iowa outside metro areas · PAC ID 8123037140

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

13 clinicians affiliated with Mason City Ambulatory Surgery Center, LLC are in the 2024 Medicare Part B data, 0 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Certified Registered Nurse Anesthetist (CRNA) (13)

Specialty links go to the specialty in Iowa outside metro areas.

Clinicians affiliated with Mason City Ambulatory Surgery Center, LLC, 2024

Alphabetical by last name; 13.

NameSpecialtyCity
Michael J Anderson, CRNACertified Registered Nurse Anesthetist (CRNA)Iowa City, IA
Walesia K Bernard-Riley, CRNACertified Registered Nurse Anesthetist (CRNA)Mason City, IA
Beth Brady, CRNACertified Registered Nurse Anesthetist (CRNA)Clarion, IA
April D Cook, CRNACertified Registered Nurse Anesthetist (CRNA)Waterloo, IA
Corey Farnum, CRNACertified Registered Nurse Anesthetist (CRNA)Clarion, IA
Heidi M Farnum, APRN-CRNACertified Registered Nurse Anesthetist (CRNA)Clarion, IA
Jessica L Gunsolley, CRNACertified Registered Nurse Anesthetist (CRNA)Dubuque, IA
Robin E Howe, CRNACertified Registered Nurse Anesthetist (CRNA)Minneapolis, MN
Pam A Kohlhaas, CRNACertified Registered Nurse Anesthetist (CRNA)Eau Claire, WI
Tiffanie Lapan, DMPNA, CRNA, SRNPCertified Registered Nurse Anesthetist (CRNA)Waverly, IA
Nicolet L Newhoff, CRNACertified Registered Nurse Anesthetist (CRNA)Lake Elmo, MN
Tia PrebeckCertified Registered Nurse Anesthetist (CRNA)Clarion, IA
Allen C Simpson, CRNACertified Registered Nurse Anesthetist (CRNA)Waverly, IA

Practice locations

Listed practice locations in Iowa.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations