Articles by Mangala Rajan, MBA

Diabetes, Gaps in Care Coordination, and Preventable Adverse Events
ByCalvin L. Colvin, MSPH,Oluwasegun P. Akinyelure, MD, MPH,Mangala Rajan, MBA,Monika M. Safford, MD,April P. Carson, PhD,Paul Muntner, PhD,Lisandro D. Colantonio, MD, PhD,Lisa M. Kern, MD, MPH The authors examined the association of diabetes with self-reported gaps in care coordination and self-reported preventable adverse events using data from a national sample of older adults.

Ambulatory Care Fragmentation and Hospitalization Among Veterans With Diabetes
ByMangala Rajan, MBA,Drew Helmer, MD,Mazhgan Rowneki, MS,Dennis Fried, PhD, MBA,Lisa M. Kern, MD, MPH Having highly fragmented ambulatory care and a usual provider of care outside the Veterans Health Administration increased the odds of hospitalization among veterans with diabetes.

Changes in Ambulatory Utilization After Switching From Medicaid Fee-for-Service to Managed Care
ByLisa M. Kern, MD, MPH,Mangala Rajan, MBA,Harold Alan Pincus, MD,Lawrence P. Casalino, MD, PhD,Susan S. Stuard, MBA Transitioning from Medicaid fee-for-service to Medicaid managed care was associated with a significant decrease in ambulatory utilization, especially among beneficiaries with 5 or more chronic conditions.

Fragmented Ambulatory Care and Subsequent Emergency Department Visits and Hospital Admissions Among Medicaid Beneficiaries
ByLisa M. Kern, MD, MPH,Joanna K. Seirup, MPH,Mangala Rajan, MBA,Rachel Jawahar, PhD, MPH,Susan S. Stuard, MBA Among Medicaid beneficiaries, having more fragmented ambulatory care was associated with a modest independent increase in the hazard of a subsequent emergency department visit.

Fragmented Ambulatory Care and Subsequent Healthcare Utilization Among Medicare Beneficiaries
ByLisa M. Kern, MD, MPH,Joanna K. Seirup, MPH,Mangala Rajan, MBA,Rachel Jawahar, PhD, MPH,Susan S. Stuard, MBA Among Medicare beneficiaries, the relationship between fragmented ambulatory care and subsequent emergency department visits and hospital admissions varies with the number of chronic conditions.
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Should Mitigating Comorbidities Be Considered in Assessing Healthcare Plan Performance in Achieving Optimal Glycemic Control?
ByLeonard M. Pogach, MD, MBA,Anjali Tiwari, MS,Miriam Maney, MS,Mangala Rajan, MBA,Donald R. Miller, ScD,David Aron, MD 
Diabetes Healthcare Quality Report Cards: How Accurate Are the Grades?
ByLeonard Pogach, MD, MBA,Minge Xie, PhD,Yue Shentue, BA,Chin-Lin Tseng, DrPH,Miriam Maney, MA,Mangala Rajan, MBA,Anjali Tiwari, MD,John Kolassa, PhD,Drew Helmer, MD,Stephen Crystal, PhD,Monika Safford, MD 
Dual-system Utilization Affects Regional Variation in Prevention Quality Indicators: The Case of Amputations Among Veterans With Diabetes
ByChin-Lin Tseng, DrPH,Jeffrey D. Greenberg, MD, MPH,Drew Helmer, MD, MS,Mangala Rajan, MBA,Anjali Tiwari, MD,Donald Miller, ScD,Stephen Crystal, PhD,Gerald Hawley, RN, MSN,Leonard Pogach, M