The Robert Wood Johnson Foundation’s signature research program, Health Data for Action (HD4A), supported by AcademyHealth, made thirteen highly valued health datasets from HealthShare Exchange, Nebraska Healthcare Collaborative, New Jersey Integrated Population Health Data, OCHIN, Truveta, Colorado APCD, Virginia APCD, Health Care Cost Institute, Medicare Advantage, T-MSIS TAF, Clarify Health, Serif Health, and Mathematica Data Innovation Lab available to awardees. Grantees received either data access only or first-time investigator awards.

See below for descriptions of 2024 Awarded Grants:

Reproductive Health

Impacts of Abortion Restrictions on Fertility and Maternal Morbidity Outcomes 
Principal Investigator: Joanna Venator
Dataset: Health Care Cost Institute (HCCI)

Postpartum Care Disparities in Women with Gestational Diabetes: Current Care Patterns and Opportunities for Improving Outcomes
Principal Investigators: Kaitlyn Crosby 
Co-Principal Investigator: Melanie Cozad 
Dataset: Nebraska Healthcare Collaborative

Trends in Fatal and Nonfatal Opioid-Related Overdoses among Pregnant and Postpartum Women Living in NJ 
Principal Investigator: Ellerie Weber
Dataset: New Jersey Integrated Population Health Data (iPHD)

Impacts of Obstetric Unit Closures on Maternal and Infant Health in New Jersey
Principal Investigator: Jennifer Kwok
Dataset: New Jersey Integrated Population Health Data (iPHD)

Examining the Contribution of Air Pollution to Disparities in Pregnancy Morbidity
Principal Investigators: Sebastian Rowland 
Co-Principal Investigator: Kelsey Bilsback
Dataset: Truveta, in partnership with Mathematica Data Innovation Lab

Association of Continuous Medicaid Eligibility During COVID-19 with Postpartum Coverage and Health Care Use
Principal Investigator: Erica Linn Eliason
Co-Principal Investigator: Rebecca Gourevitch
Dataset: Transformed Medicaid Statistical Information System (T-MSIS) Analytic Files (TAF), from Mathematica Data Innovation Lab

Access to Care and Treatment

Impact of Public Health Emergency Policies on Medication Use and Follow-up Care Among Youth with Attention Deficit and Hyperactivity Disorder 
Principal Investigators: Alejandro Amill-Rosario 
Co-Principal Investigator: Susan dos Reis
Dataset: Colorado All-Payer Claims Database (APCD)

Examining Step Therapy Restrictions for Inflammatory Bowel Disease Drugs: A Novel Data Linkage of the SPEC Database and All-Payer Claims Data 
Principal Investigators: A. Alex Levine 
Co-Principal Investigator: James Chambers
Dataset: Virginia All-Payer Claims Database (APCD) 

Understanding Variation in Commercial Payment Rates for Oncology Treatment and Access to Oncology Services 
Principal Investigators: Kelsey M. Owsley 
Co-Principal Investigator: Cathy Bradley
Dataset: Health Care Cost Institute (HCCI)

Using household linkages in the OCHIN database to study TB infection care
Principal Investigator: Jeffrey Campbell
Dataset: OCHIN Community Health Equity EHR Database

Assessing and Addressing Cardiovascular Health of Sexual & Gender Minorities
Principal Investigator: Carl G. Streed Jr
Dataset: OCHIN Community Health Equity EHR Database

Harnessing OCHIN Data to Address Social Determinants of Health for the Achievement of Behavioral Health Equity
Principal Investigators: Gordon Shen 
Co-Principal Investigators: Jack Tsai and Alaina Beauchamp 
Dataset: OCHIN Community Health Equity EHR Database

Medicaid and Medicare

Lost in Transition: Where do Low Income Young Adults with Special Healthcare Needs (YASHCN) land after they fall off of the Medicaid Cliff? 
Principal Investigators: Ian Stockwell 
Co-Principal Investigator: Sally Chan
Dataset: Virginia All-Payer Claims Database (APCD) 

Testing for Spillover Effects from Medicare Policy Changes to Commercial Hospital Outpatient Prices 
Principal Investigators: Daria M. Pelech 
Co-Principal Investigator: Michael Cohen
Dataset: Health Care Cost Institute (HCCI)

Anti-obesity Medication Prescribing Patterns Before and After the Introduction of Medicaid Anti-obesity Medication Coverage 
Principal Investigator: Leah Schumacher
Dataset: HealthShare Exchange (HSX)

Understanding Medical & Social Service Use Among Individuals with Intellectual & Developmental Disabilities Enrolled in Medicaid HCBS Waivers
Principal Investigators: Liza M. Creel
Co-Principal Investigator: Priya Chandan
Dataset: Transformed Medicaid Statistical Information System (T-MSIS) Analytic Files (TAF), from Mathematica Data Innovation Lab

Evaluating the role of Medicare Advantage plans with narrow provider networks on patients' healthcare access, quality, and equity
Principal Investigator: Mika K. Hamer
Dataset: Medicare Advantage

Price Transparency

Classifying the Payment Basis of Hospital-Insurer Contracts 
Principal Investigators: Laurence Baker 
Co-Principal Investigator: Kevin Schulman
Dataset: Clarify Health

Using Transparency in Coverage Data to Understand Health Care Price Variation 
Principal Investigators: Christopher Whaley 
Co-Principal Investigator: Ben Chartock
Dataset: Clarify Health

Effects of Price Transparency on Private Equity Acquisitions and Healthcare Prices: Evidence from Physician Groups and Outpatient Practices 
Principal Investigator: Christopher Behrer
Dataset: Colorado All-Payer Claims Database (APCD) & Serif Health

Examining Negotiated Rates for Behavioral Health and Primary Care Providers
Principal Investigator: Lauryn S. Walker
Dataset: Mathematica Data Innovation Lab & Virginia All-Payer Claims Database (APCD) 

Violent Injuries

Recurrent Injury and Healthcare in the Philadelphia Region  
Principal Investigator: Elinore Kaufman
Dataset: HealthShare Exchange (HSX)

Identification, Precursors, and Outcomes of Firearm Injuries in Real-World Data
Principal Investigator: Kathryn Fingar
Dataset: Truveta, in partnership with Mathematica Data Innovation Lab