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The mission of the Harvey L. Neiman Health Policy Institute® is to establish foundational evidence for health policy and radiology practice that promotes the effective and efficient use of health care resources and improves patient care.

August 22, 2022

Which Radiology Practices are Employing Nurse Practitioners and Physician Assistants?

Employment of NPPs by radiology practices has grown considerably in recent years, particularly in larger and urban practices.

July 1, 2022

Neuroimaging Utilization for Ischemic Stroke Episodes in the U.S. Continue to Increase

Neuroimaging continues to increase in the Medicare population. However, disparities exist across demographic groups. Read the study for full details.

March 4, 2022

Which Radiology Practices are Employing Nurse Practitioners and Physician Assistants?

The number and roles of US nonphysician practitioners (NPPs) have expanded considerably, but little is known about their use by radiology practices. The authors assessed characteristics and trends of radiology practices employing Medicare-recognized NPPs.

March 19, 2021

Longitudinal Analysis of Neurodiagnostic Testing Utilization in Emergency Department Patients Presenting with Seizures or Epilepsy

The aim of this study was to assess neurodiagnostic testing utilization in US emergency department (ED) patients presenting with seizures or epilepsy between 2006 and 2014.

January 11, 2021

Predicted Cost Savings Achieved by the Radiology Support, Communication and Alignment Network from Reducing Medical Imaging Overutilization in the Medicare Population

The Radiology Support, Communication and Alignment Network (R-SCAN) is a quality improvement program through which patients, referring clinicians, and radiologists collaborate to improve imaging appropriateness based on Choosing Wisely recommendations and ACR Appropriateness Criteria. In the current study, we aimed to estimate the potential imaging cost savings associated with R-SCAN use for the Medicare population. View Infographic

November 29, 2020

The Neiman Institute COVID-19 Studies

To understand the impact of COVID-19 on radiology in a variety of care-delivery settings, the Harvey L. Neiman Health Policy Institute (HPI®) initiated a series of studies from an integrated healthcare system in New York and community radiology practices, and analyzed data from a national survey of radiology practices. View the infographic to see how COVID-19 affected imaging volumes and radiology practices. View Infographic

November 13, 2020

Trends in Radiology Physician Workforce Mobility

Using two separate publicly available Medicare datasets, the researchers studied the frequency and characteristics of radiologist-practice separation between 2014 – 2018. View Infographic

August 19, 2020

Associations Over Time Between Paid Medical Malpractice Claims and Imaging Utilization in the United States

The aim of this study was to explore state-level relationships between the incidence and payout amounts for medical malpractice claims and Medicare imaging utilization and spending across the United States. View Infographic

October 30, 2019

How do Radiologists Perform in MIPS using the “MIPS APM” Pathway?

This study assessed radiologists’ performance in the Merit-Based Incentive Payment System (MIPS), with attention to the impact of the novel MIPS-Alternative Payment Models (APMs) participation option created under the Medicare Access and CHIP Reauthorization Act. View Infographic

January 23, 2017

Number of Radiologists per 100,000 People Up Nationwide

There were more radiologists per 100,000 population in Massachusetts and Connecticut in 2013 than in any other state in the country. The national average also increased from 11.91 in 2012 to 12.29 in 2013. View Infographic