Clinicians affiliated with Collaborative Care Associates PC

5 clinicians on file with this group · most practice in Omaha, NE-IA · PAC ID 1052669280

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

5 clinicians affiliated with Collaborative Care Associates PC are in the 2024 Medicare Part B data, 2 of them physicians. Data years with affiliated clinicians: 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 · Nurse Practitioner (3) · Internal Medicine (2)

Specialty links go to the specialty in Omaha, NE-IA.

Clinicians affiliated with Collaborative Care Associates PC, 2024

Alphabetical by last name; 5.

NameSpecialtyCity
Lori B Brunner-Buck, MDInternal MedicineOmaha, NE
Tamara A Doehner, M.D.Internal MedicineOmaha, NE
Karen J Hollinger, APRN-NPNurse PractitionerOmaha, NE
Kristin E Markel, AGACNP-BCNurse PractitionerCouncil Bluffs, IA
Heidi B O'Connell, APRNNurse PractitionerOmaha, NE

Practice locations

Listed practice locations in Nebraska.

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