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​​​​​​​​​​List of Data Requests Approved by the DHCS Data and Research Committee

This webpage lists data requests approved by the DHCS Data and Research Committee. Projects are posted when they are approved.

A

  1. A Medi-Cal Claims Analysis of Early Intervention Programs for Psychosis.  Nev Jones, Felton Institute.
  2. A Multi-State Study of Cancer Treatment and Outcomes Among American Indians.  Carol Korenbrot, Ph.D., California Rural Indian Health Board.
  3. A Naturalistic Experiment Evaluating the Impact of Medicaid Treatment Reimbursement Changes on Opioid Prescribing and Patient Outcomes Among Patients with Back Pain ("Back on Track").  James Franklin Wharam, Harvard Medical School and Harvard Pilgrim Healthcare Institute.
  4. A Randomized Controlled Trial of ‘The Bridge,’ A Peer Health Navigation Intervention.  John Brekke, University of Southern California.
  5. Assessing the Impact of SB 87 on the Medi-Cal Enrollment of SSI Leavers and Welfare Leavers and Increasing Access to Health Care for the Poor: What We Can Learn from the Experience of SB 8.  Kamran Nayeri, Ph.D., University of California, Berkeley.
  6. Assessment of Critical Congenital Heart Disease Screening in California.  Heather Siefkes, University of California, Davis.
  7. Assessing Dental Care Access for Adult Medi-Cal Members in California. Elizabeth Mertz, University of California, San Francisco.
  8. Assessing Oral Health Related Issues in Merced County: 2025 Update. Ravi Singh, Merced County.
  9. Assessment of Dental Shortage Areas in the State of California. A Closer Look at Medi-Cal Dental Programs.  Kamyar Nasseh, American Dental Association.​

B

  1. BUCP-Genital Wart Trends and Impact of Human Papillomavirus Vaccine, Medi-Cal 2006-2016. Kayla Saadeh, California Department of Public Health.

C

  1. California Initiative for Optimizing PDMP Use and Predicting Opioid-Related Harms. Stephen Henry, University of California, Davis. 
  2. Cancer Disparities in Young Adults with Medicaid Insurance.  Theresa Keegan, University of California, Davis. 
  3. CFTR Gene-Related Asthma. Martin Kharrazi, California Department of Public Health. 
  4. Children’s Data Network: An Analysis of Service Trajectories and Outcomes of California Children Covered by Medi-Cal.  Emily Putnam-Hornstein, University of Southern California.
  5. Chronic Disease Morbidity and Mortality among Medi-Cal Beneficiaries with Serious Mental Illness and Co-occurring Substance Use Disorders.  Tim-Allen Bruckner, Ph.D., MPH, University of California, Irvine.  
  6. Comparative Effectiveness of Integration of Care Programs at Improving Metabolic Screening and Treatment of People with Severe Mental Illness. Christina Mangurian, M.D., Ph.D, University of California, San Francisco. 
  7. Comparative Effectiveness of Anti-Hypertensive Medication Use Strategies in Pregnancy.  Erin Delker, Ph.D., University of California, San Diego.
  8. Consumer Engagement to Increase Advance Care Planning.  Amber E. Barnato, University of Pittsburgh.
  9. Coordinating All Resources Effectively (CARE) for Children with Medical Complexity. Carlos Lerner, University of California, Los Angeles and Christy Sandborg, Stanford.
  10. Cost of Alzheimer’s Disease and Associated Dementias to the California Medicaid (Medi-Cal) Program.  Jeffrey S. McCombs, Ph.D., School of Pharmacy, University of Southern California.
  11. Cystic Fibrosis Transmembrane Conductance Regulator Gene-Related Asthma.  Martin Kharrazi, California Department of Public Health.​

D

  1. Dental Anesthesia and Sedation Project.  Nadereh Pourat, Ph.D., University of California, Los Angeles.
  2. Detection and Treatment of Perinatal Depression in a State Medicaid Population.  Patrick R. Finley, PharmD. BCPP, School of Pharmacy, University of California, San Francisco.
  3. Drug Formulations and Risk of Bradycardia.  Jaekyu Shin, PharmD, M.S., BCPS, Department of Clinical Pharmacy, School of Pharmacy, University of California, San Francisco. ​

E

  1. Effects of WIC Dental Days Participation on Children’s Use of Oral Health Services.  Angela Lee, Alameda County Public Health Department. 
  2. Epidemiology and Prophylaxis of Respiratory Syncytial Virus.  Almut Winterstein, Ph.D., College of Pharmacy, University of Florida.
  3. Estimating and Assessing Unmet Needs for People Living with AIDS and HIV.  Christopher C. Paular, MA, Office of AIDS, California Department of Public Health. 
  4. Evaluate the Impact of the CalHealthCares and Other State Loan Repayment Programs (LRP) on Burnout, Financial Wellbeing and the Retention of Physicians and Dentists Serving in Medically Underserved Regions of California.  NanaEfua Afoh-Manin, MD, MPH, MPA, Shared Harvest Foundation.
  5. Evaluating Different Adherence Metrics in Asthma.  Kathleen A. Johnson, PharmD., M.P.H., Ph.D., Titus Family Department of Clinical Pharmacy and Pharmaceutical Economics and Policy at the University of Southern California. 
  6. Evaluating the Health and Financial Impact of the AIM4Fresno In-Home Asthma Program.  Ian Duncan, University of California, Santa Barbara.  
  7. Evaluating the Impact of FDA Warnings and Consensus Recommendation on Metabolic Screening and Monitoring for Patients Initiating Second Generation Antipsychotic Medication: A Multi-State Medicaid Claims Study.  Elaine Morrato, DrPH, MPH, CPH, University of Colorado, Denver.
  8. Evaluating the Impact of Training for IHSS Workers.  Amy Finkelstein, Ph.D., MIT.
  9. Evaluation of Cal MediConnect and Continuation of Rapid Cycle Polling.  Carrie Graham, University of California, San Francisco.   
  10. Evaluation of Comprehensive Medication Management (CMM) Process Implementation and Its Impact on Patients with Poorly Controlled Diabetes.  D. Steven Fox, MD, MPhil, University of Southern California.
  11. Evaluation of Comprehensive Medication Management (CMM) Process Implementation and Its Impact on Patients with Poorly Controlled Diabetes and Hypertension.   Roy Ahn, MPH, ScD, National Opinion Research Center (NORC), University of Chicago. 
  12. Evaluation of Full Service Partnerships in California.  Todd Gilmer, Ph.D., Department of Family and Preventive Medicine, University of California, San Diego.​
  13. Evaluation of Medi-Cal Programmatic and Policy Intervention on Trends in Adherence to STD Screening Recommendations Among Medi-Cal Clients during 2013-2019.  Joan Chow, California Department of Public Health. 
  14. Evaluation of the Children's Coverage Program (CCP).  Michael Cousineau, Ph.D., Division of Community Health in Department of Family Medicine, Keck School of Medicine, University of Southern California.
  15. Evaluation of the Substance Abuse and Crime Prevention Act of 2000.  Darren Urada, Ph.D., University of California, Los Angeles Integrated Substance Programs.
  16. Evaluation of the Supportive Services Demonstration.  Leah Lozier, U.S. Department of Housing and Urban Development and Sara Galantowicz, Abt Associates.
  17. Evaluation of Vaccine Coverage, Accuracy of Vaccination Records, and Viral Hepatitis Treatment and Outcomes Among Medi-Cal Recipients.  Kathleen Winter, California Department of Public Health.
  18. Examining School-Based Health Centers (SBHCs) As Vehicles For Health.  Rebecca Dudovitz, MD, UCLA.
  19. Expanding Access to Supplemental Nutrition Assistance Program (SNAP).  Hilary Seligman, University of California, San Francisco.
  20. Expanding the Role of Medicaid in Cancer Care for the Uninsured.  David Zingmond, M.D., Ph.D., University of California, Los Angeles Division of General Internal Medicine and Health Services Research.
  21. Empowering Families, Aligning Systems, and Enhancing Practice: Evaluating Community Approaches to Preventing or Mitigating Toxic Stress. Alison Laffan, National Opinion Research Center (NORC), University of Chicago.​

F

  1. FamilyLink and FamilyLink Plus Projects. Meg Knight, Pima Prevention Partnership. 

H

  1. HEAL Initiative: Research to Foster An Opioid Use Disorder Treatment System Patients Can Count On. Tami Mark, PhD, RTI International.
  2. Health Care Access During Childhood: the Role of Families and Providers.  Na’ama Shenhav, National Bureau of Economic Research (NBER).
  3. Health Care Costs and Treatment Patterns of Patients Diagnosed with Schizophrenia. Yuce Huseyin, New York City College of Technology. 
  4. Health Disparities in the Medical and Mental Health Care for Youth with Eating Disorders. Erin Accurso, University of California, San Francisco. 
  5. Healthcare Utilization and Costs of Hemophilia in the California Medicaid (Medi-Cal) Program.  Kathleen A. Johnson, PharmD., M.P.H., Ph.D., Titus Family Department of Clinical Pharmacy and Pharmaceutical Economics and Policy, University of Southern California.
  6. Healthcare Utilization Patterns of Patients with Temporary Medicaid Coverage Under the Hospital Presumptive Eligibility Program. Lisa Knowlton, Stanford University.
  7. Healthy Kids, Healthy Teeth. Stuart A. Gansky, DrPH, Preventive and Restorative Dental Services, University of California at San Francisco.
  8. HPV-Impact: Human Papillomavirus Vaccine Impact Monitoring Through Surveillance of Cervical Precancerous Lesions in California.  Ina Park, California Department of Public Health.​

I

  1. Ibuprofen May Safely Decrease, and Acetaminophen Increase, the Incidence of Bronchiolitis When Given for Upper Respiratory Tract Infection Infants. Paul Walsh, PhD, University of California, Davis.
  2. Identifying and Describing the Spectrum of Public Health Morbidity and Health Care Services Costs Associated with the 2007 San Diego Wildfires Within a Medi-Cal Population. Sumi Hoshiko, California Department of Public Health.
  3. Impact of Health Care Among SPD Population in Medi-Cal Managed Care.  Lhasa Ray, MD, MS, Division of General Internal Medicine and Health Services Research, University of California, Los Angeles Department of Medicine.
  4. Impact of School-Based Health Centers on Improving Health and Promoting Equity.  Ashley Kranz, Ph.D., RAND.
  5. Implementing Measures Network for Child Health.  Naomi Bardach, M.D., M.A.S., University of California, San Francisco.
  6. Improvements in Air Quality and Health Outcomes among California Medicaid Enrollees Due to Goods Movement Actions (Phase 2 Health Effect Study).  Ying-Ying Meng, DrPH, University of California, Los Angeles Center for Health Policy Research.
  7. Innovative Evaluation of Title X and 1115 Family Planning Waiver Programs:  Secondary Data Analysis.  Philip Darney, M.D., M.Sc., Obstetrics, Gynecology, & Reproductive Sciences, University of California, San Francisco.
  8. Integrating Health and Human Services for High-Risk Medicaid Beneficiaries during the COVID-19 Pandemic. Nadereh Pourat , Ph.D., University of California, Los Angeles.
  9. Investigating of Extent of Churning and Cost of Enrolling Children in Medicaid.  Gerry Fairbrother, Ph.D., Cincinnati Children's Hospital, University of Cincinnati. 

L

  1. Late Effects and Survival Following Treatment of Childhood, Adolescent and Young Adult Cancer Among Medicaid Beneficiaries in California. Theresa Keegan, Ph.D., University of California, Davis.
  2. Listening to Mothers in California Survey.  Carol Sakala, National Partnership for Women & Families along with Paula Braveman, MD, MPH, University of California, San Francisco.
  3. Los Angeles County Homeless Management Information System (HMIS) – Medi-Cal Data Linkage Project.  William Nicholas, Los Angeles County.

M

  1. Mapping Geospatial Disparities in Early Psychosis Intervention. Stephania Hayes, PhD, University of California, Davis.
  2. Measuring Continuity of Medi-Cal Coverage: A Model for California Demonstrated for the Time Period of the Economic Downturn.  Gerry Fairbrother, Ph.D., Cincinnati Children's Hospital, University of Cincinnati.  
  3. Medicaid Claims and Self-Reported Health Status in a Public Mental Health System.  Jim Banta, Ph.D, MPH, School of Public Health, Loma Linda University.
  4. Medi-Cal Expenditures on Post-Abortion Care.  Ushma D. Upadyay, PhD, MPH, Advancing New Standards in Reproductive Health, University of California, San Francisco.
  5. Medi-Cal Spending on Psychotropic Drugs and its Effect on Health Outcomes and Expenditures.  Jangho Yoon, Ph.D., MSPH, Georgia Southern University.
  6. Medication and Medical Claims Among Women Whose Offspring Were Born with Versus Without Birth Defects. Gary Shaw, Stanford University.
  7. Merger of Welcome Baby Data with Medi-Cal Data. Todd Franke, University of California, Los Angeles.
  8. Mental Health Tracking System for the State of California. Sergi Aguilar-Gaxiola, M.D., Ph.D., University of California, Davis.
  9. Monitoring the Effects of Citizenship Documentation Requirements.  Gerry Fairbrother, Ph.D., Cincinnati Children's Hospital, University of Cincinnati.​

N 

  1. Network Accessibility for Medicaid Participants.  Samuel Skootskv, MD, UCLA.
  2. Newborn Screening Long-Term Follow-up Evaluation. Stanley Sciortino, PhD, California Department of Public Health.​

O

  1. Optimizing Treatment of Lung Cancer Patients with Comorbidities. Juan Wisnivesky, MD, DRPH, Mount Sinai Health System. 
  2. Oral Corticosteroid Use During Pregnancy and Risk for Preterm Birth. Kristin Palmsten, SC.D., University of California, San Diego.
  3. Outcome Evaluation of the Bedsider Program Reminder System to Improve Contraceptive Continuation and Prevent Unplanned Pregnancy. Heike Thiel de Bocanegra, University of California, San Francisco.   

P

  1. Potential Impact of Antidepressants Upon Emergency Department Visits and Hospitalizations among Patients Stabilized on Beta-Blockers.  Patrick Finley, PharmD, BCPP, University of California, San Francisco School of Pharmacy.
  2. Public Health Research, Epidemiology, and Surveillance for Hemoglobinopathies (PHRESH). Lisa Feucht​baum, California Department of Public Health.
  3. Provider Choices and Health Outcomes Among IHSS Participants. Amy Finkelstein, Massachusetts Institute of Technology.
  4. Public Health Research, Epidemiology, and Surveillance for Hemoglobinopathies (PHRESH). Lisa Feuchtbaum, California Department of Public Health.

Q

  1. Quality of Family Planning Services Delivered by Managed Care Medi-Cal Providers.  Heike Thiel de Bocanegra, PhD, MPH, University of California, San Francisco. ​ 

R

  1. Randomized Trial to Increase Adherence to Cervical Cancer Screening Guidelines for Young Women.  Anna-Barbara Moscicki, MD, Department of Pediatrics, University of California, San Francisco.
  2. Real World Effectiveness and Safety of Hysteroscopic (Essure®) Compared to Laparoscopic Sterilization.  Eleanor Bimla Schwarz, MD, MS, University of California, Davis.
  3. Records Reconciliation Project Agreement: CHHS and the Department/USC, Children's Data Network.  Emily Putnam-Horstein, University of California, Davis. ​

S

  1. ShareHealth: Adolescent Reproductive Health Update. Eleanor Bimla Schwarz, MD, MS, University of California, Davis.
  2. Sickle Cell Disease Longitudinal Data Collection.  Susan Paulukonis, California Department of Public Health.
  3. SMINET: Applying Evidence to Improve Care and Outcomes in Severe Mental Illness.  Stephen Crystal, Rutgers University.
  4. Smoking Cessation in California Medicaid Programs.  Sara McMenamin, University of California, San Diego.
  5. Social Innovation Fund Health and Supportive Housing Initiative.  Beth Weitzman, New York University.
  6. Spina Bifida Surveillance and Healthcare Utilization in California.  Hillary Copp, MD, University of California, San Francisco.
  7. STDCB HPV-Impact Surveillance Data Matching with Medi-Cal to Obtain HPV Vaccination History.  Ina Park, California Department of Public Health.
  8. Strong Start for Mothers and Newborns Evaluation. Ian Hill, Urban Institute.
  9. Strong Start - MAMA'S Neighborhood: Improving Birth Outcomes Using a Participatory Modeled Approach. Ashaki Jackson,  Los Angeles County Department of Health Services.

 T

  1. The Effect of Sugar-Sweetened Beverage Consumption on Costs Associated with Medi-Cal Dental Claims, 2013-2017.  Ravi Dasu, PhD, California Department of Public Health.
  2. The Impact of Comorbid Illness in Individuals with Chronic HIV/AIDS Infection.  David Zingmond, M.D., Ph.D., University of California, Los Angeles Division of General Internal Medicine and Health Services Research.
  3. The Impact of E-Prescribing in the Northern Sierra Rural Health Network.  Kevin P. Boesen, PharmD., College of Pharmacy, University of Arizona.
  4. The UCSF and UNMC Dementia Care Ecosystem: Using Innovative Technologies to Personalize and Deliver Coordinated Dementia Care. Bruce Miller, University of California, San Francisco.
  5. Toward Making San Diego a Heart Attack and Stroke Free Zone.  Anthony DeMaria, M.D., University of California, San Diego.
  6. Train New Trainers (TNT) Primary Care Psychiatry Fellowship - Program Evaluation.  Tim A. Bruckner, PhD, University of California, Irvine.
  7. Treatment Costs and Health Care Utilization for Schizophrenic Patients in the Medi-Cal System.  Paul Perry, Ph.D., BCPP, FCCP, College of Pharmacy, Touro University.

U

  1. Understanding Providers Used by Medi-Cal Enrollees.  Petra Rasmussen, Ph.D., RAND Corporation.
  2. Understanding Transitions from Pediatric to Adult Care for Adolescents and Young Adults with Chronic Conditions.  Sarah Haynes, Ph.D., UC Davis Health.
  3. Use of the Oncotype Dx Assay Among California Breast Cancer Patients Covered by Medi-Cal. Kenneth Kizer, MD, MPH, Institute of Population Health Improvement, University of California, Davis Health System.

V

  1. Venous Thromboembolism Rates Among Patients Treated with Antipsychotics and Selective Serotonin.  Paul Perry, Ph.D., BCPP, FCCP, College of Pharmacy, Touro University.
  2. Volatility, Agency, and Health: A City Led - Guaranteed Income Experiment. Stacia Martin, West University of Tennessee.​  
Last modified date: 2/10/2025 1:10 PM