2022
In Medicaid Managed Care Networks, Care Is Highly Concentrated Among A Small Percentage Of Physicians
Ludomirsky AB, Schpero WL, Wallace J, Lollo A, Bernheim S, Ross JS, Ndumele CD. In Medicaid Managed Care Networks, Care Is Highly Concentrated Among A Small Percentage Of Physicians. Health Affairs 2022, 41: 760-768. PMID: 35500192, DOI: 10.1377/hlthaff.2021.01747.Peer-Reviewed Original ResearchConceptsCare plansPercent of specialistsOutpatient primary carePrimary care physiciansManaged Care NetworkCare physiciansPrimary careMedicaid patientsMedicaid beneficiariesPhysicians' willingnessSpecialist physiciansPhysiciansCare networkMedicaid ServicesCareMedicaid participationOne-thirdNetwork adequacy standardsSmall percentagePercentBeneficiary preferencesPatients
2021
Effects of forced disruption in Medicaid managed care on children with asthma
Piwnica‐Worms K, Staiger B, Ross JS, Rosenthal MS, Ndumele CD. Effects of forced disruption in Medicaid managed care on children with asthma. Health Services Research 2021, 56: 668-676. PMID: 33624290, PMCID: PMC8313960, DOI: 10.1111/1475-6773.13643.Peer-Reviewed Original ResearchConceptsPrimary care providersPersistent asthmaCare plansOutpatient visitsCare utilizationCare administrative claims dataEmergency department utilizationHealth care utilizationAdministrative claims dataIndicators of asthmaProportion of childrenPatients outpatientHealth utilizationAdministrative claimsAsthmaCare providersClaims dataNumber of childrenConsistent associationMedicaidVisitsChildrenOutpatientsPercentage point decreaseEnrollment data
2018
Network Optimization And The Continuity Of Physicians In Medicaid Managed Care
Ndumele CD, Staiger B, Ross JS, Schlesinger MJ. Network Optimization And The Continuity Of Physicians In Medicaid Managed Care. Health Affairs 2018, 37: 929-935. PMID: 29863934, DOI: 10.1377/hlthaff.2017.1410.Peer-Reviewed Original ResearchMeSH KeywordsChronic DiseaseContinuity of Patient CareCost ControlDatabases, FactualDelivery of Health CareFemaleHealth ExpendituresHealth Maintenance OrganizationsHealth Services AccessibilityHumansMaleManaged Care ProgramsMedicaidPhysiciansPractice Patterns, Physicians'Retrospective StudiesUnited States