Clinicians affiliated with Riverview Health

Acute Care Hospitals · Government - Local · 395 Westfield Rd, Noblesville, IN 46060 · Indianapolis-Carmel-Greenwood, IN · CCN 150059

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

486 clinicians affiliated with Riverview Health are in the 2024 Medicare Part B data (516 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 · Nurse Practitioner (74) · Family Practice (49) · Internal Medicine (45) · Diagnostic Radiology (43) · Emergency Medicine (41) · Physician Assistant (39) · Neurology (21) · Orthopedic Surgery (17) · Anesthesiology (14) · Podiatry (9) · Urology (9) · Interventional Cardiology (8) · Neurosurgery (7) · Cardiology (6) · General Surgery (6) · Pulmonary Disease (6) · Nephrology (5) · Radiation Oncology (5) · Rheumatology (5) · Vascular Surgery (5) · Endocrinology (4) · Hospitalist (4) · Interventional Radiology (4) · Obstetrics & Gynecology (4) · Otolaryngology (4) · Cardiac Surgery (3) · Colorectal Surgery (Proctology) (3) · Gastroenterology (3) · Geriatric Medicine (3) · Hematology-Oncology (3) · Medical Oncology (3) · Pain Management (3) · Pathology (3) · Psychiatry (3) · Clinical Cardiac Electrophysiology (2) · Critical Care (Intensivists) (2) · Infectious Disease (2) · Interventional Pain Management (2) · Physical Medicine and Rehabilitation (2) · Psychologist, Clinical (2) · Sports Medicine (2) · Allergy/ Immunology (1) · Dermatology (1) · Gynecological Oncology (1) · Hand Surgery (1) · Micrographic Dermatologic Surgery (1) · Ophthalmology (1) · Osteopathic Manipulative Medicine (1) · Pediatric Medicine (1) · Sleep Medicine (1) · Surgical Oncology (1) · Thoracic Surgery (1)

Psychologist, Clinical affiliated with Riverview Health, 2024

Alphabetical by last name; 2.

NameCity
Trevor LangstonIndianapolis, IN
Nathan M Parmer, PSY.D.Noblesville, IN

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