Clinicians affiliated with Chi Health Immanuel

Acute Care Hospitals · Voluntary non-profit - Private · 6901 North 72nd St, Omaha, NE 68122 · Omaha, NE-IA · CCN 280081

Affiliation snapshotNovember 2, 2026CMS Doctors and Clinicians Facility Affiliation file, current snapshot (no end-of-2024 archive), applied to 2024

Activity year2024Medicare Part B claims, Original Medicare fee-for-service

461 clinicians affiliated with Chi Health Immanuel are in the 2024 Medicare Part B data (506 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Family Practice (61) · Nurse Practitioner (56) · Physician Assistant (52) · Internal Medicine (32) · Certified Registered Nurse Anesthetist (CRNA) (27) · Diagnostic Radiology (24) · Orthopedic Surgery (22) · Hospitalist (21) · Neurology (16) · Anesthesiology (11) · Pulmonary Disease (11) · Psychiatry (10) · Cardiology (9) · Emergency Medicine (8) · Infectious Disease (8) · Pathology (8) · Urology (8) · Gastroenterology (7) · Interventional Cardiology (7) · General Surgery (6) · Nephrology (6) · Physical Medicine and Rehabilitation (6) · Neurosurgery (5) · Endocrinology (4) · Hematology-Oncology (4) · Obstetrics & Gynecology (4) · Clinical Cardiac Electrophysiology (3) · Otolaryngology (3) · Podiatry (3) · Rheumatology (3) · Critical Care (Intensivists) (2) · Radiation Oncology (2) · Vascular Surgery (2) · Advanced Heart Failure and Transplant Cardiology (1) · Colorectal Surgery (Proctology) (1) · Geriatric Medicine (1) · Hand Surgery (1) · Hospice and Palliative Care (1) · Interventional Radiology (1) · Medical Oncology (1) · Micrographic Dermatologic Surgery (1) · Pain Management (1) · Thoracic Surgery (1)

Family Practice affiliated with Chi Health Immanuel, 2024

Alphabetical by last name; 61.

Name	City
Reema O Abou Nasr, M.D.	Omaha, NE
Rubab Ali, MBBS	Omaha, NE
Mark D Andersen, M.D.	Omaha, NE
Jamie Armbruster, MD	Council Bluffs, IA
Christopher J Connolly, M.D.	Omaha, NE
M. O Dada, M.D., PH.D.	Omaha, NE
Luris C De Calero, M.D.	Council Bluffs, IA
Matthew W Dorwart, MD	Omaha, NE
William C Dorwart, M.D.	Omaha, NE
Joseph Dumba, M.D.	Omaha, NE
James D Dunning, M.D.	Omaha, NE
Sudeshna Dutta	Omaha, NE
Lewis W Eirinberg, MD	Omaha, NE
John Franklin, M.D.	Omaha, NE
Michael P Grace, M.D.	Omaha, NE
So Yun P Grace, MD	Omaha, NE
Sarah Grauman, M.D.	Omaha, NE
Maen Haddadin, M.D.	Omaha, NE
Brian E Hass, MD	West Point, NE
David J Hoeft, M.D.	Omaha, NE
Mccann Houng, M.D.	Omaha, NE
Sarah M Hurd, M.D.	Papillion, NE
Carmella N Imig, M.D.	Gretna, NE
Christine Inguanzo, M.D.	La Vista, NE
Jeffery Jacobs, M.D.	Omaha, NE
Christine M Jeffrey, M.D.	Omaha, NE
Lynn A Jeffrey, D.O.	Omaha, NE
Eyad F Kakish, MD	Omaha, NE
Michael Keane	Council Bluffs, IA
David M Keller, M.D.	Omaha, NE
Umair U Khan, MD	Omaha, NE
Keithstone Y Kim, MD	Omaha, NE
Dalia Lawandy, MBBS	Omaha, NE
Amanda M Lisch, DO	Omaha, NE
Yongge Liu, M.D.	Omaha, NE
Derek L Marshall, MD	Gretna, NE
Melanie S Menning, MD	Omaha, NE
Cassady I Miller, MD	Omaha, NE
Barclay A Monaster, MD	Council Bluffs, IA
Edward P Montanez, M.D.	Elkhorn, NE
Heather M Morgan, M.D.	Omaha, NE
Laeth S Nasir, MD	Omaha, NE
Aj Nixon, M.D.	Omaha, NE
Naureen O Rafiq, MBBS	Omaha, NE
Jeffrey R Rapp, M.D.	Omaha, NE
Mel F Roca, M.D.	Council Bluffs, IA
Kavish Rohatgi, MBBS	Council Bluffs, IA
Rachael Schultz	Sioux City, IA
Sanjeev K Sharma, M.D.	Omaha, NE
Julie Spencer, M.D.	Omaha, NE
Karen S Staack, M.D.	Gretna, NE
Nicholas Steier, M.D.	Omaha, NE
Paul R Synowicki, MD	Omaha, NE
Rohma Tanveer, MD	Omaha, NE
Jon G Thomas, M.D.	Council Bluffs, IA
Nathan M Thomas	Des Moines, IA
David S Thompson, M.D.	Omaha, NE
Bodo Treu, M.D.	Omaha, NE
Steven Weyhrich, M.D.	Omaha, NE
Timothy J Widhalm, M.D.	Aurora, NE
Anna Worley, MD	Omaha, NE

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built