Benjamin Mba, MBBS, MD
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Vice Chair for Collaborative Excellence; Graduate Medical Education Director for Collaborative Excellence & Associate Designated Institutional Official (DIO), Yale New Haven Hospital & Yale School of Medicine, Internal Medicine
Appointments
Contact Info
Additional Titles
Vice Chair for Collaborative Excellence; Graduate Medical Education Director for Collaborative Excellence & Associate Designated Institutional Official (DIO), Yale New Haven Hospital & Yale School of Medicine, Internal Medicine
Appointments
Contact Info
Additional Titles
Vice Chair for Collaborative Excellence; Graduate Medical Education Director for Collaborative Excellence & Associate Designated Institutional Official (DIO), Yale New Haven Hospital & Yale School of Medicine, Internal Medicine
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Titles
Professor of Medicine (General Medicine)
Vice Chair for Collaborative Excellence; Graduate Medical Education Director for Collaborative Excellence & Associate Designated Institutional Official (DIO), Yale New Haven Hospital & Yale School of Medicine, Internal Medicine
Biography
Benjamin Mba, MBBS, MRCP (UK), CHCQM, FACP, Professor of Medicine, is the Vice Chair for Collaborative Excellence at Yale School of Medicine’s Department of Internal Medicine. He also serves as the Graduate Medical Education (GME) Director for Collaborative Excellence and the Associate Designated Institutional Official (DIO) for Yale New Haven Hospital. Dr. Mba joined Yale and Yale New Haven Hospital on July 1, 2023, bringing a strong dedication to the principles of collaborative excellence.
Since joining Yale, Dr. Mba has introduced new educational, recruiting, and training resources and opportunities. He also led the first department-wide climate survey for Inclusion in the Department of Medicine. Additionally, Dr. Mba oversees the Office for Collaborative Excellence in Medicine (OCEIM), which develops strategies for the Department of Medicine that foster engagement and inclusive excellence.
Dr. Mba leads several YSM and YNHH GME outreach and recruitment efforts to attract highly qualified trainees and promote excellence through diverse perspectives, interests, backgrounds, and experiences.
Dr. Mba’s career has been marked by a wide range of focus areas, including clinical education, promoting inclusive excellence in graduate medical education, residency program leadership, faculty development, quality improvement, and patient safety.
Before joining Yale, Mba was the Associate Chair of Medicine for Faculty Development at the Department of Medicine at Cook County Health and Professor of Medicine at Rush Medical College in Chicago. He worked at Cook County Health for 24 years.
Dr. Mba received numerous honors from Cook County Health (CCH) and Rush Medical College for his roles as a clinician-educator and mentor. He is a four-time recipient of the Sir William Osler Award for teaching internal medicine from the Department of Medicine at CCH, a four-time winner of the CCH Division of Hospital Medicine’s Cooker Award for inpatient medicine teaching and team leadership, and a four-time recipient of the CCH Department of Medicine Excellence in Medical Student Education Award. Additionally, he received the Clinical Skills and Scholarship Award twice during his time as a medical resident.
Dr. Mba was recognized as an outstanding teaching attending physician in a national research study conducted by the University of Michigan. This exploratory qualitative study identified and examined 12 top teaching physicians across the country. The findings were published in a book titled "Teaching Inpatient Medicine" by Oxford University Press and appeared in several peer-reviewed journals, including the American Journal of Medicine and the Journal of Hospital Medicine.
Appointments
General Internal Medicine
ProfessorPrimary
Other Departments & Organizations
- All Institutions
- General Internal Medicine
- Internal Medicine
- Office for CE in Medicine
- Yale Medicine
- Yale New Haven Health System
Education & Training
- Residency
- Cook County Hospital (2003)
- MBBS
- College of Medicine, University of Lagos, Nigeria (1994)
Board Certifications
Internal Medicine
- Certification Organization
- AB of Internal Medicine
- Original Certification Date
- 2003
Research
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Overview
Medical Research Interests
Publications
2026
Cirrhosis of the liver adversely affects the clinical outcomes in patients with acute pancreatitis: A propensity-matched nationwide analysis (2016–2020)
Shah M, Ojemolon P, Dahiya D, Parikh C, Paladiya R, Shah Y, Gajjar R, Mutneja H, Mba B, Gandhi S, Mony S. Cirrhosis of the liver adversely affects the clinical outcomes in patients with acute pancreatitis: A propensity-matched nationwide analysis (2016–2020). Pancreatology 2026, 26: 238-245. PMID: 41580332, DOI: 10.1016/j.pan.2026.01.005.Peer-Reviewed Original ResearchMeSH Keywords and ConceptsConceptsPortal vein thrombosisOdds of mortalityTotal hospital chargesAcute kidney injuryAcute pancreatitisDecompensated cirrhosisHigher odds of mortalityClinical outcomesVein thrombosisHigher oddsGastrointestinal bleedingComplications of portal hypertensionHigh riskHigher healthcare resource utilizationPrevalence of etiological factorsHigh risk of complicationsAdmitted with APBlood transfusion requirementsOdds of gastrointestinal bleedingAcute respiratory failurePropensity Score Matching AnalysisPresence of cirrhosisRisk of complicationsHealthcare resource utilizationScore matching analysis
2025
Impact of COVID‐19 on Venous Thromboembolism in Inflammatory Bowel Disease Hospitalizations: A Propensity‐Matched Analysis
Shah M, Dahiya D, Ojemolon P, Parikh C, Shah Y, Pinnam B, Gangwani M, Ali H, Pan C, Paladiya R, Mohammed A, Chandan S, Mba B, Mohan B. Impact of COVID‐19 on Venous Thromboembolism in Inflammatory Bowel Disease Hospitalizations: A Propensity‐Matched Analysis. JGH Open 2025, 9: e70220. PMID: 40657470, PMCID: PMC12247105, DOI: 10.1002/jgh3.70220.Peer-Reviewed Original ResearchConceptsOdds of venous thromboembolismUncomplicated COVID-19Inflammatory bowel disease patientsInflammatory bowel diseaseOdds of mortalityVenous thromboembolismNational Inpatient SamplePrincipal diagnosisIBD hospitalizationsAssociated with higher oddsImpact of COVID-19Higher healthcare resource utilizationRisk of venous thromboembolismSignificant health challengesDiagnosis of inflammatory bowel diseaseHealthcare resource utilizationPropensity-matched analysisIn-Hospital MortalityHospital characteristicsSusceptibility to thrombosisLength of stayComplicated COVID-19Higher oddsHealth challengesDiagnosis of COVID-19Equity begins with everyone: Bridging the divide.
Mba B, Navarro C, Ngongi-Wumba S. Equity begins with everyone: Bridging the divide. Med Educ 2025 PMID: 40522268, DOI: 10.1111/medu.15735.Commentaries, Editorials and LettersCharacteristics and Clinical Outcomes of Multiple Myeloma in Adolescents and Young Adults
Olafimihan A, Nwachukwu C, Jackson I, Ogedegbe O, Ntukidem O, Fawehinmi P, Shaka H, Mba B, Farooqui M. Characteristics and Clinical Outcomes of Multiple Myeloma in Adolescents and Young Adults. European Journal Of Haematology 2025, 115: 232-238. PMID: 40405541, DOI: 10.1111/ejh.14437.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsMultiple myelomaAYA groupClinical outcomesAutologous stem cell transplantationOutcome of multiple myelomaClinical outcome of multiple myelomaAcute venous thromboembolismStem cell transplantationNational Inpatient Sample databaseInpatient Sample databaseOdds of mortalityCell transplantationYoung adultsSevere sepsisClinical characteristicsVenous thromboembolismAYA patientsNon-Hispanic whitesOlder adult groupSurvivorship careHospital-levelSample databaseAdult groupAYAOlder groupComparison of endoscopic and surgical gastrojejunostomy in patients with malignant gastric outlet obstruction: a national cohort analysis (2016-2020)
Pinnam B, Ojemolon P, Mohammed A, Dahiya D, Chandan S, Gopakumar H, Ali H, Gangwani M, Agrawal R, Mba B, Mutneja H, Gandhi S, Hasan M, Inamdar S. Comparison of endoscopic and surgical gastrojejunostomy in patients with malignant gastric outlet obstruction: a national cohort analysis (2016-2020). Gastrointestinal Endoscopy 2025, 102: 205-213.e1. PMID: 39870244, DOI: 10.1016/j.gie.2025.01.025.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsMalignant gastric outlet obstructionSurgical gastrojejunostomyPeriprocedural adverse eventsGastric outlet obstructionProportion of patientsAdverse eventsEndoscopic gastrojejunostomyOutlet obstructionOdds of respiratory failureManagement of malignant gastric outlet obstructionNational cohort analysisHospital chargesInternational ClassificationUpper GI malignanciesPrincipal diagnosisAssociated with lower ratesInternational Classification of DiseasesNational Inpatient SampleEnteric bypassRespiratory failureGI malignanciesBlood transfusionPeriprocedural outcomesPancreatic cancerClassification of diseases
2024
Sex disparities in outcomes of transcatheter aortic valve implantation- a multi-year propensity-matched nationwide study
Kumar M, Hu J, Ali S, Khlidj Y, Upreti P, Ati L, Kumar S, Shaka H, Zheng S, Bae J, Alraies M, Mba B, Yadav N, Vora A, Davila C. Sex disparities in outcomes of transcatheter aortic valve implantation- a multi-year propensity-matched nationwide study. International Journal Of Cardiology 2024, 418: 132619. PMID: 39370048, DOI: 10.1016/j.ijcard.2024.132619.Peer-Reviewed Original ResearchCitationsAltmetricConceptsTranscatheter aortic valve implantationAcute kidney injuryProcedure-related mortalityAcute respiratory failureMechanical circulatory supportTranscatheter aortic valve implantation outcomesSudden cardiac arrestPropensity score matchingAortic stenosisReadmission ratesCardiogenic shockIncidence of acute kidney injuryOutcomes of transcatheter aortic valve implantationManagement of severe aortic stenosisCirculatory supportPost-procedural complication ratesSevere aortic stenosisPost-procedural bleedingSignificant disparitiesPost-procedural outcomesIn-Hospital MortalityAortic valve implantationPearson chi-square testNationwide Readmissions DatabaseWomenPandemic effect on national hospitalizations for acute hyperglycemic complications
Shaka H, Ilelaboye A, Shaka A, Krishnaraju E, Khoshbin K, Doraiswamy M, Baskaran N, Mba B. Pandemic effect on national hospitalizations for acute hyperglycemic complications. Baylor University Medical Center Proceedings 2024, 37: 576-582. PMID: 38910828, PMCID: PMC11188789, DOI: 10.1080/08998280.2024.2346391.Peer-Reviewed Original ResearchCitationsConceptsNational Inpatient SamplePrincipal diagnosisHospitalization ratesHyperglycemic complicationsMedian household incomeType 2 diabetesHospital regionHousehold incomeInpatient SampleEpidemiological trendsNational HospitalType 1 diabetesRetrospective studyT2DHospitalT1DComplicationsPandemic effectsMortalityDiagnosisPandemicCOVID-19DisparitiesTrends and disparities in colorectal cancer hospitalizations and outcomes: a 10-year joinpoint trend study
Olafimihan A, Obomanu E, Cuartas-Mesa M, Turk E, Fawehinmi P, Olatunji G, Kokori E, Aderinto N, Shaka H, Mba B, Mullane M. Trends and disparities in colorectal cancer hospitalizations and outcomes: a 10-year joinpoint trend study. Baylor University Medical Center Proceedings 2024, 37: 535-542. PMID: 38910805, PMCID: PMC11188818, DOI: 10.1080/08998280.2024.2346404.Peer-Reviewed Original ResearchCitationsConceptsColorectal cancerSociodemographic factorsUtilization Project's National Inpatient SampleColorectal cancer epidemiologyEffects of sociodemographic factorsColorectal cancer outcomesEffective healthcare practiceJoinpoint regression analysisSex subgroup analysisRetrospective longitudinal analysisMortality rateStudy periodNational Inpatient SampleSociodemographic disparitiesInpatient careHealthcare practiceSociodemographic variablesHealthcare systemHealthcare costsInpatient mortalityTotal hospital chargesWhite raceInpatient SampleCancer HospitalDisparities
2023
Hospitalization Trends and Outcomes of Eosinophilic Esophagitis in the United States: A Decade-Long Nationwide Analysis
Kwei-Nsoro R, Ojemolon P, Attar B, Shaka H, Zarza-Gulino P, Asare M, Annor E, Mba B. Hospitalization Trends and Outcomes of Eosinophilic Esophagitis in the United States: A Decade-Long Nationwide Analysis. Cureus 2023, 15: e44315. PMID: 37779798, PMCID: PMC10536399, DOI: 10.7759/cureus.44315.Peer-Reviewed Original ResearchConceptsTotal hospital chargesNational Inpatient SampleLength of stayJoinpoint regression analysisPrevalence ratesEosinophilic esophagitisHospitalization trendsStudy periodMortality ratePrevalence of EoEInflammatory bowel diseaseAnnual percentage changeAverage prevalence rateRegression analysisHospital-specific variablesPatient demographicsBowel diseaseHospital chargesInpatient DatabaseInpatient SampleMale genderEsophageal mucosaEsophageal diseaseHospitalizationNationwide analysisReader comments
Kwei-Nsoro R, Mba B. Reader comments. Baylor University Medical Center Proceedings 2023, 36: 778-778. PMID: 37829219, PMCID: PMC10566399, DOI: 10.1080/08998280.2023.2244524.Commentaries, Editorials and LettersAltmetric
Academic Achievements & Community Involvement
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Activities
activity American College of Physicians
2009 - PresentProfessional OrganizationsFellowactivity American Board of Quality Assurance and Utilization Review
2019 - PresentProfessional OrganizationsMemberDetailsProfessional Member of the American Board of Quality Assurance and Utilization Reviewactivity Society of General Internal Medicine
2023 - PresentProfessional OrganizationsMemberactivity Society of Hospital Medicine
2023 - PresentProfessional OrganizationsFellowactivity Impact of the Current Landscape on GME Nationwide
03/26/2026 - 03/27/2026LectureGIM Educational Strategies & Faculty DevelopmentDetailsNew Haven, CT, United States
Honors
honor Top Innovation Oral Presentation
11/02/2024Regional AwardSociety of General Internal Medicine, New England ChapterDetailsUnited Stateshonor The Dr. Benjamin Mba Award for Teaching Internal Medicine, an annual award for teaching attendings named in honor of Dr. Benjamin Mba
06/02/2023Other AwardThe Cook County Health Department of MedicineDetailsUnited Stateshonor Elected Governor-elect designee for the ACP Northern Illinois Chapter
12/07/2022Regional AwardAmerican College of Physicians Northern Illinois ChapterDetailsUnited Stateshonor National Certificate of Appreciation for Mentoring in Internal Medicine
01/03/2022National AwardAmerican College of Physicians (ACP)DetailsUnited Stateshonor Student Education Award
12/10/2021, 12/13/2019, 12/14/2007, 12/16/2005Other AwardDepartment of Medicine, Rush Medical CollegeDetailsUnited States
News
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News
- March 31, 2025
Meet Cayetana Navarro, Program Manager, Collaborative Excellence
- October 22, 2024
Health Equity Summit Celebrates Achievements, Plans Future Solutions
- October 18, 2024
Yale Ob/Gyn Delves into DEI During Annual Retreat
- September 19, 2024Source: WSHU
Yale New Haven Hospital’s COVID mortality rate 34% lower than national average
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Internal Medicine
330 Cedar Street
New Haven, CT 06510
United States