Clinicians affiliated with Rocky Mountain Oncology Center LLC

10 clinicians on file with this group · most practice in Casper, WY · PAC ID 6709879174

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

9 clinicians affiliated with Rocky Mountain Oncology Center LLC are in the 2024 Medicare Part B data, 6 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 · Medical Oncology (2) · Physician Assistant (2) · Hematology-Oncology (1) · Nuclear Medicine (1) · Nurse Practitioner (1) · Radiation Oncology (1) · Rheumatology (1)

Specialty links go to the specialty in Casper, WY.

Clinicians affiliated with Rocky Mountain Oncology Center LLC, 2024

Alphabetical by last name; 9.

NameSpecialtyCity
Amir G Abdelmalik, MDNuclear MedicineBaltimore, MD
Iloabueke G Chineke, MDHematology-OncologyCasper, WY
Christian R Dequet, D.O.RheumatologyBismarck, ND
Elie Fahed, M.D.Medical OncologyCasper, WY
Debra L Griner, FNP-CNurse PractitionerCasper, WY
Laurie G Johnson, PACPhysician AssistantCasper, WY
John D Purviance, M.D.Radiation OncologyCasper, WY
Joann Ramsey, PA CPhysician AssistantCasper, WY
John T Zimmermann, M.D.Medical OncologyPalmer, AK

Practice locations

Listed practice locations in Virginia, Wyoming.

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