Clinicians affiliated with Impact Physician Group LLC

20 clinicians on file with this group · most practice in Denver-Aurora-Centennial, CO · PAC ID 6204199086

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

15 clinicians affiliated with Impact Physician Group LLC are in the 2024 Medicare Part B data, 11 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 · Internal Medicine (8) · Nurse Practitioner (3) · Family Practice (1) · Hospitalist (1) · Nephrology (1) · Physician Assistant (1)

Specialty links go to the specialty in Denver-Aurora-Centennial, CO.

Clinicians affiliated with Impact Physician Group LLC, 2024

Alphabetical by last name; 15.

NameSpecialtyCity
Bryan R Bartholomew, DOInternal MedicineBountiful, UT
Anton A Cabellon, D.O.NephrologyIndianapolis, IN
Johnny N Cheng, D.O.Internal MedicineGreenwood Village, CO
Elizabeth M Durham, NURSE PRACTITIONERNurse PractitionerSalt Lake City, UT
Richard John, DOFamily PracticeLogan, UT
Steven LiInternal MedicineMullica Hill, NJ
Harrison C Lowell, APRN-NPNurse PractitionerCentennial, CO
Aamir G Mohiuddin, DOInternal MedicineOlympia Fields, IL
Lana K Oneil, AGACNPNurse PractitionerCentennial, CO
Hannah Pearson, PA-CPhysician AssistantEnglewood, CO
Sindhura PisipatiHospitalistDenver, CO
Kamran R Quraishi, M.D.Internal MedicineCarmel, IN
Iliya Udler, D.O.Internal MedicineJackson, MS
Peter H Urffer, MDInternal MedicineLongmont, CO
Felicie G Wyatt, MDInternal MedicineJackson, MS

Practice locations

Listed practice locations in Colorado, Indiana, Mississippi, South Carolina, Tennessee, Utah.

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