Ami Belmont, MD
Assistant ProfessorCards
About
Research
Publications
2026
Validity of PEN-FAST as a clinical decision tool in pregnant patients
You L, Belmont A, Liao J, Su C, Trubiano J, Son M, Burn M, Kwah J. Validity of PEN-FAST as a clinical decision tool in pregnant patients. Journal Of Allergy And Clinical Immunology Global 2026, 5: 100671. PMID: 41852857, PMCID: PMC12993893, DOI: 10.1016/j.jacig.2026.100671.Peer-Reviewed Original ResearchPregnant patientsPenicillin allergyOral challengeGestational ageSkin testLow riskPredictive valueNegative predicative valueNegative predictive valuePenicillin allergy testingAssociated with adverse patient outcomesSevere adverse eventsNegative likelihood ratioArea under the curvePositive predictive valueClinical decision toolClinical decision-making toolImmunology clinicRisk stratificationAdverse eventsAllergy evaluationAllergy testingAdverse patient outcomesPatientsPatient outcomes
2025
High-Risk Penicillin Reaction Flags in the Medical Record
Novotny S, Elmansy L, Kwah J, Liao J, Wong K, Stone C, Belmont A. High-Risk Penicillin Reaction Flags in the Medical Record. JAMA Network Open 2025, 8: e2549081. PMID: 41632130, PMCID: PMC12717615, DOI: 10.1001/jamanetworkopen.2025.49081.Peer-Reviewed Original ResearchOne Allergy, Two Paths: Navigating Penicillin Evaluation in Pregnant Patients Direct Challenges vs Penicillin Skin Testing in Pregnancy: A Controversies in Allergy Review
Belmont A, Li L, Tsao L, Valente M, Wolfson A, Copaescu A. One Allergy, Two Paths: Navigating Penicillin Evaluation in Pregnant Patients Direct Challenges vs Penicillin Skin Testing in Pregnancy: A Controversies in Allergy Review. The Journal Of Allergy And Clinical Immunology In Practice 2025 PMID: 41319903, PMCID: PMC12690565, DOI: 10.1016/j.jaip.2025.11.030.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsPenicillin skin testingSkin testPenicillin challengeGroup B streptococcal diseaseAmerican CollegeNeonatal adverse outcomesNon-pregnant patientsEvaluation of penicillin allergyStandard-of-care procedurePenicillin allergy labelShared decision-makingSensitive to penicillinRandomized clinical trialsStandard of careSevere allergic reactionsNeonatal morbidityPregnant patientsEvidence-based approachPenicillin allergyPenicillin administrationRisk-stratifiedAntibiotic useAllergy labelsOral challengeAdverse outcomesPrevalence and patient-level factors associated with common antibiotic allergy labels among patients undergoing hematopoietic stem cell transplants: a cross-sectional study
Belmont A, Reynolds J, Stone C, Dziura J, Malinis M, Phillips E, Sarpong D, Seropian S, Edelman E. Prevalence and patient-level factors associated with common antibiotic allergy labels among patients undergoing hematopoietic stem cell transplants: a cross-sectional study. The Journal Of Allergy And Clinical Immunology In Practice 2025, 14: 289-292.e2. PMID: 41161669, PMCID: PMC12753012, DOI: 10.1016/j.jaip.2025.10.016.Peer-Reviewed Original ResearchAnaphylaxis to Penicillin: Harvesting Insights From the Food and Drug Administration’s Adverse Event Reporting System
Belmont A, Novotny S, Mukherjee E, Park D, Wong K, Martin-Pozo M, Phillips E, Stone C. Anaphylaxis to Penicillin: Harvesting Insights From the Food and Drug Administration’s Adverse Event Reporting System. The Journal Of Allergy And Clinical Immunology In Practice 2025, 13: 3243-3253. PMID: 40752738, PMCID: PMC12926993, DOI: 10.1016/j.jaip.2025.07.039.Peer-Reviewed Original ResearchFood and Drug Administration Adverse Event Reporting SystemAnd Drug Administration Adverse Event Reporting SystemReports of anaphylaxisContemporary epidemiologyAdverse Event Reporting SystemReporting odds ratioPenicillin antibioticsCross-sectional studyEvent Reporting SystemReporting systemUnited StatesFAERS databaseHighest proportionSpecific PAOdds ratioAssociated with deathOddsPiperacillin-tazobactamMedicationAdverse eventsProportional reporting ratioAnaphylaxis reportsDisproportionality signalPharmacovigilance methodsAnaphylaxisAcquired angio-oedema as a mimicker of drug allergy
Liao J, Mathew M, Elmansy L, Hsu F, Belmont A. Acquired angio-oedema as a mimicker of drug allergy. BMJ Case Reports 2025, 18: e265525. PMID: 40389294, DOI: 10.1136/bcr-2025-265525.Peer-Reviewed Original ResearchConceptsAcquired angio-oedemaAngio-oedemaSplenic marginal zone lymphomaBradykinin-mediated diseaseSevere angio-oedemaMarginal zone lymphomaLocal anaesthetic allergyDrug allergy testingDental proceduresAcute therapyCase reportClinical historyDrug allergyAllergy centresAllergy testingClinical pearlsClinical diagnosisEmergency departmentMultiple physiciansDiagnosisAllergyLymphomaTherapyPatientsAetiologyLabeling Barriers to Delabeling Penicillin Allergy: An Intersectional Case Study of Gender Identity, Race, and Syphilis
Ochuba O, Novotny S, Wong K, Canarie J, Sarpong D, Belmont A. Labeling Barriers to Delabeling Penicillin Allergy: An Intersectional Case Study of Gender Identity, Race, and Syphilis. The Journal Of Allergy And Clinical Immunology In Practice 2025, 13: 1210-1211. PMID: 40049316, PMCID: PMC12064391, DOI: 10.1016/j.jaip.2025.02.038.Peer-Reviewed Original ResearchResensitization—Should Repeat Testing Be Performed in Patients Undergoing Penicillin Allergy Evaluations? A Pro–Con Debate
Belmont A, Solensky R, Doña I, Salas M, Torres M. Resensitization—Should Repeat Testing Be Performed in Patients Undergoing Penicillin Allergy Evaluations? A Pro–Con Debate. The Journal Of Allergy And Clinical Immunology In Practice 2025, 13: 1004-1010. PMID: 39826644, PMCID: PMC12064376, DOI: 10.1016/j.jaip.2024.12.043.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
2024
Improving cefazolin administration for surgical prophylaxis in reported penicillin allergy: A retrospective study of a health system intervention
Belmont A, Son M, Hyman J, You L, Su C, Kashyap N, Topal J, McManus D, Martinello R, Kwah J. Improving cefazolin administration for surgical prophylaxis in reported penicillin allergy: A retrospective study of a health system intervention. Journal Of Allergy And Clinical Immunology Global 2024, 4: 100377. PMID: 39830990, PMCID: PMC11742594, DOI: 10.1016/j.jacig.2024.100377.Peer-Reviewed Original ResearchPenicillin allergy labelHospital-wide guidelinesSurgical site infectionAllergy labelsSurgical patientsSevere allergic reactionsSurgical prophylaxisSite infectionAssociated with increased rates of surgical site infectionRate of surgical site infectionMulti-drug resistant infectionsAllergic reactionsPrevent surgical site infectionsFirst-line antibioticsFirst-line prophylaxisAdministration of cefazolinAssociated with increased ratesRetrospective cohort studyGuideline-directed therapyAdult surgical patientsPre-intervention groupPost-intervention groupPenicillin allergyPerioperative outcomesCefazolin administrationA call to address penicillin allergy labels in patients with hematopoietic stem cell transplants: How to avoid rash decisions
Belmont A, Stone C, Guyer A, Edelman E, Trubiano J. A call to address penicillin allergy labels in patients with hematopoietic stem cell transplants: How to avoid rash decisions. Transplant Infectious Disease 2024, 26: e14350-e14350. PMID: 39101669, PMCID: PMC11502247, DOI: 10.1111/tid.14350.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsHematopoietic stem cell transplantationStem cell transplantationPenicillin allergy labelMultidrug-resistant infectionsPenicillin allergyCell transplantationAllergy labelsAssociated with more severe infectionsReported penicillin allergyRisk-stratify patientsMore severe infectionsPoint-of-care assessmentBeta-lactam antibioticsClinical decision toolTolerate penicillinsAssociated with useDelabel patientsTherapeutic optionsEvaluating patientsSevere infectionsAlternative antibioticsOral challengeClinical care settingsClostridium difficilePatients
Academic Achievements & Community Involvement
Clinical Care
Overview
Ami Belmont, MD, is a specialist in Rheumatology, Allergy, and Immunology, focusing on diagnosing and treating autoimmune conditions, allergic reactions, and immune system disorders. She helps patients manage conditions such as allergic rhinitis, asthma, and rheumatoid arthritis through a variety of treatments.
As an assistant professor at Yale School of Medicine, Dr. Belmont conducts research on penicillin allergy labeling, particularly among immunocompromised patients who have received stem cell transplants.
Dr. Belmont received her medical degree from the Warren Alpert Medical School of Brown University, and completed her residency in internal medicine and pediatrics, as well as her fellowship in rheumatology, allergy, and immunology, at Yale School of Medicine.
Clinical Specialties
Allergy & Clinical Immunology
Fact Sheets
Penicillin Allergy
Learn More on Yale Medicine
Board Certifications
Allergy & Immunology
- Certification Organization
- AB of Allergy & Immunology
- Original Certification Date
- 2023
Yale Medicine News
News
News
- February 03, 2026
Why Antibiotic Allergy Labels Deserve a Second Look
- October 23, 2024
Penicillin Allergies Among Patients Undergoing Hematopoietic Stem Cell Transplants
- December 14, 2023
Solving the Drug Allergy Puzzle: A Q&A With Ami Belmont
- October 23, 2023Source: Healio
Q&A: Patients With Verified Penicillin Allergies Safely Receive Cephalosporins
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