Amy Feldman, MD, MSCS
Associate Professor, Pediatrics-Gastroenterology, Hepatology and Nutrition

Professional Titles

• Program Director, Liver Transplant Fellowship

Recognition & Awards

• 5280 Denver "Top Doc" in Transplant Hepatology, 5280 (2018)
• 5280 Denver "Top Doc" in Transplant Hepatology, 5280 (2017)
• GI Faculty Teacher of the Year, Children's Hospital Colorado (2015)
  I was chosen "Teacher of the Year" amongst the GI faculty.

Research Interests

Teaching

Publications

• Kortbeek S, Anderson SG, Alonso EM, Rand EB, Bucuvalas J, Mazariegos GV, Campbell KM, Lobritto SJ, Feldman AG, Mysore KR, Anand R, Selzner N, Ng VL. Immunosuppression-Free Life after Pediatric Liver Transplant: A Case-Control Study from the Society of Pediatric Liver Transplant (SPLIT) Registry. J Pediatr. 2023 Sep 17;:113744. [Epub ahead of print] PubMed PMID: 37726087
• Kemme S, Canniff JD, Feldman AG, Garth KM, Li S, Pan Z, Sokol RJ, Weinberg A, Mack CL. Cytomegalovirus in biliary atresia is associated with increased pretransplant death, but not decreased native liver survival. Hepatol Commun. 2023 Aug 1;7(8). PubMed PMID: 37471052
• Banc-Husu AM, Bonn J, Mavis AM, Feldman AG. Development of a national Zoom-based lectureship for pediatric transplant hepatology trainees. Pediatr Transplant. 2023 Jul 18;:e14572. [Epub ahead of print] PubMed PMID: 37462281
• Feldman AG, Adams M, Griesemer AD, Horslen S, Kelly B, Mavis AM, Mazariegos GV, Ng VL, Perito ER, Rodriguez-Davalos MI, Squires JE, Tiao G, Yanni GS, Hsu EK. Advancing the Field of Pediatric Liver Transplantation: Urgent Action Items Identified During the 2022 Society of Pediatric Liver Transplantation Meeting. Transplantation. 2023 Jun 1;107(6):1223-1225. PubMed PMID: 37220339
• Bahakel H, Feldman AG, Danziger-Isakov L. Immunization of Solid Organ Transplant Candidates and Recipients: A 2022 Update. Infect Dis Clin North Am. 2023 Sep;37(3):427-441. PubMed PMID: 37142511
• Feldman AG, Beaty B, Everitt M, Goebel J, Kempe A, Pratscher L, Danziger-Isakov LA. Survey of pediatric transplant center practices regarding COVID-19 vaccine mandates for transplant candidates and living donors and use of COVID-19-positive deceased organs. Pediatr Transplant. 2023 Sep;27(6):e14513. PubMed PMID: 36939212
• Boster JM, Dominguez SR, Messacar K, Adams M, Weinberg A, Black JO, Feldman AG. Acute Liver Failure in a Child With Adenovirus Detected by PCR in the Explanted Liver. Pediatrics. 2023 Feb 1;151(2). PubMed PMID: 36691756
• Yoeli D, Feldman AG, Choudhury RA, Moore HB, Sundaram SS, Nydam TL, Wachs ME, Pomfret EA, Adams MA, Jackson WE. Can non-directed living liver donation help improve access to grafts and correct socioeconomic disparities in pediatric liver transplantation?. Pediatr Transplant. 2023 Mar;27(2):e14428. PubMed PMID: 36329627
• McElroy LM, Martin AE, Feldman AG, Ng VL, Kato T, Reichman T, Valentino PL, Anand R, Anderson SG, Sudan DL. An appraisal of technical variant grafts compared to whole liver grafts in pediatric liver transplant recipients: Multicenter analysis from the SPLIT registry. Pediatr Transplant. 2023 Feb;27(1):e14415. PubMed PMID: 36303260
• Feldman AG, Danziger-Isakov LA. The impact of COVID-19 on the pediatric solid organ transplant population. Semin Pediatr Surg. 2022 Jun;31(3):151178. PubMed PMID: 35725046
• Qin CX, Auerbach SR, Charnaya O, Danziger-Isakov LA, Ebel NH, Feldman AG, Hsu EK, McAteer J, Mohammad S, Perito ER, Thomas AM, Chiang TPY, Garonzik-Wang JM, Segev DL, Mogul DB. Antibody response to three SARS-CoV-2 mRNA vaccines in adolescent solid organ transplant recipients. Am J Transplant. 2022 Oct;22(10):2481-2483. PubMed PMID: 35510786
• Feldman AG, Moore S, Bull S, Morris MA, Wilson K, Bell C, Collins MM, Denize KM, Kempe A. A Smartphone App to Increase Immunizations in the Pediatric Solid Organ Transplant Population: Development and Initial Usability Study. JMIR Form Res. 2022 Jan 13;6(1):e32273. PubMed PMID: 35023840
• Valentino PL, Wang T, Shabanova V, Ng VL, Bucuvalas JC, Feldman AG, Gonzalez-Peralta RP, Gupta NA, Miloh TA, Mohammad S, Pace E, Sundaram SS, Yazigi NA, Soltys K. North American Biliary Stricture Management Strategies in Children After Liver Transplantation: A Multicenter Analysis From the Society of Pediatric Liver Transplantation (SPLIT) Registry. Liver Transpl. 2022 May;28(5):819-833. PubMed PMID: 34837468
• Boster JM, Feldman AG, Mack CL, Sokol RJ, Sundaram SS. Malnutrition in Biliary Atresia: Assessment, Management, and Outcomes. Liver Transpl. 2022 Mar;28(3):483-492. PubMed PMID: 34669243
• Kemme S, Yoeli D, Sundaram SS, Adams MA, Feldman AG. Decreased access to pediatric liver transplantation during the COVID-19 pandemic. Pediatr Transplant. 2022 Mar;26(2):e14162. PubMed PMID: 34633127
• Qin CX, Auerbach SR, Charnaya O, Danziger-Isakov LA, Ebel NH, Feldman AG, Hsu EK, McAteer J, Mohammad S, Perito ER, Thomas AM, Chiang TPY, Garonzik-Wang JM, Segev DL, Mogul DB. Antibody response to 2-dose SARS-CoV-2 mRNA vaccination in pediatric solid organ transplant recipients. Am J Transplant. 2022 Feb;22(2):669-672. PubMed PMID: 34517430
• Quinn LA, Plost GR, Siegele B, Feldman AG, de Zoeten E. Inflammatory Bowel Disease Presenting With Retiform Purpura. JPGN Rep. 2022 Aug;3(3):e232. PubMed PMID: 37168649
• Feldman AG, Danziger-Isakov LA. The impact of COVID-19 on the pediatric solid organ transplant population. Semin Pediatr Surg. 2022 Jun;31(3):151178. PubMed PMID: 35725046
• Qin CX, Auerbach SR, Charnaya O, Danziger-Isakov LA, Ebel NH, Feldman AG, Hsu EK, McAteer J, Mohammad S, Perito ER, Thomas AM, Chiang TPY, Garonzik-Wang JM, Segev DL, Mogul DB. Antibody response to three SARS-CoV-2 mRNA vaccines in adolescent solid organ transplant recipients. Am J Transplant. 2022 Oct;22(10):2481-2483. PubMed PMID: 35510786
• Feldman AG, Moore S, Bull S, Morris MA, Wilson K, Bell C, Collins MM, Denize KM, Kempe A. A Smartphone App to Increase Immunizations in the Pediatric Solid Organ Transplant Population: Development and Initial Usability Study. JMIR Form Res. 2022 Jan 13;6(1):e32273. PubMed PMID: 35023840
• Valentino PL, Wang T, Shabanova V, Ng VL, Bucuvalas JC, Feldman AG, Gonzalez-Peralta RP, Gupta NA, Miloh TA, Mohammad S, Pace E, Sundaram SS, Yazigi NA, Soltys K. North American Biliary Stricture Management Strategies in Children After Liver Transplantation: A Multicenter Analysis From the Society of Pediatric Liver Transplantation (SPLIT) Registry. Liver Transpl. 2022 May;28(5):819-833. PubMed PMID: 34837468
• Boster JM, Feldman AG, Mack CL, Sokol RJ, Sundaram SS. Malnutrition in Biliary Atresia: Assessment, Management, and Outcomes. Liver Transpl. 2022 Mar;28(3):483-492. PubMed PMID: 34669243
• Kemme S, Yoeli D, Sundaram SS, Adams MA, Feldman AG. Decreased access to pediatric liver transplantation during the COVID-19 pandemic. Pediatr Transplant. 2022 Mar;26(2):e14162. PubMed PMID: 34633127
• Qin CX, Auerbach SR, Charnaya O, Danziger-Isakov LA, Ebel NH, Feldman AG, Hsu EK, McAteer J, Mohammad S, Perito ER, Thomas AM, Chiang TPY, Garonzik-Wang JM, Segev DL, Mogul DB. Antibody response to 2-dose SARS-CoV-2 mRNA vaccination in pediatric solid organ transplant recipients. Am J Transplant. 2022 Feb;22(2):669-672. PubMed PMID: 34517430
• Kemme S, Yoeli D, Sundaram SS, Adams MA, Feldman AG. Decreased access to pediatric liver transplantation during the COVID-19 pandemic. Pediatr Transplant. 2021 Oct 11;:e14162. [Epub ahead of print] PubMed PMID: 34633127
• Qin CX, Auerbach SR, Charnaya O, Danziger-Isakov LA, Ebel NH, Feldman AG, Hsu EK, McAteer J, Mohammad S, Perito ER, Thomas AM, Chiang TPY, Garonzik-Wang JM, Segev DL, Mogul DB. Antibody response to 2-dose SARS-CoV-2 mRNA vaccination in pediatric solid organ transplant recipients. Am J Transplant. 2021 Sep 13. [Epub ahead of print] PubMed PMID: 34517430
• Feldman AG, Squires JE, Hsu EK, Lobritto S, Mohammad S. The current state of pediatric transplant hepatology fellowships: A survey of recent graduates. Pediatr Transplant. 2021 Nov;25(7):e14065. PubMed PMID: 34120405
• Kemme S, Feldman AG, Mack C. Severe Seronegative Hepatitis-associated Aplastic Anemia: Looking for the Best Treatment. J Pediatr Gastroenterol Nutr. 2021 Aug 1;73(2):e48. PubMed PMID: 34016886
• Feldman AG, O'Leary ST, Isakov LD. The Risk of Resurgence in Vaccine Preventable Infections Due to COVID-Related Gaps in Immunization. Clin Infect Dis. 2021 Feb 13. [Epub ahead of print] PubMed PMID: 33580243
• Kemme S, Stahl M, Brigham D, Lovell MA, Nakano T, Feldman AG, Mack C. Outcomes of Severe Seronegative Hepatitis-associated Aplastic Anemia: A Pediatric Case Series. J Pediatr Gastroenterol Nutr. 2021 Feb 1;72(2):194-201. PubMed PMID: 32925550
• Feldman AG, Sokol RJ. Neonatal Cholestasis: Updates on Diagnostics, Therapeutics, and Prevention. Neoreviews. 2021 Dec 1;22(12):e819-e836. PubMed PMID: 34850148
• Kemme S, Stahl M, Brigham D, Lovell MA, Nakano T, Feldman AG, Mack C. Outcomes of Severe Seronegative Hepatitis-Associated Aplastic Anemia: A Pediatric Case Series. J Pediatr Gastroenterol Nutr. 2020 Sep 9. [Epub ahead of print] PubMed PMID: 32925550
• Feldman AG, Sokol RJ. Recent developments in diagnostics and treatment of neonatal cholestasis. Semin Pediatr Surg. 2020 Aug;29(4):150945. PubMed PMID: 32861449
• Kemme S, Sundaram SS, Curtis DJ, Lobritto S, Mohammad S, Feldman AG. A community divided: Post-transplant live vaccine practices among Society of Pediatric Liver Transplantation (SPLIT) centers. Pediatr Transplant. 2020 Aug 26;:e13804. [Epub ahead of print] PubMed PMID: 32845536
• Feldman AG, Marsh R, Kempe A, Morris MA. Barriers to Pretransplant Immunization: A Qualitative Interview Study of Pediatric Solid Organ Transplant Stakeholders. J Pediatr. 2020 Jul 15. [Epub ahead of print] PubMed PMID: 32681988
• Feldman AG, Parsons JA, Dutmer CM, Veerapandiyan A, Hafberg E, Maloney N, Mack CL. Subacute Liver Failure Following Gene Replacement Therapy for Spinal Muscular Atrophy Type 1. J Pediatr. 2020 Oct;225:252-258.e1. PubMed PMID: 32473148
• Feldman AG, Hsu EK, Mack CL. The Importance of Prioritizing Pre and Posttransplant Immunizations in an Era of Vaccine Refusal and Epidemic Outbreaks. Transplantation. 2020 Jan;104(1):33-38. PubMed PMID: 31876696
• Feldman AG, Atkinson K, Wilson K, Kumar D. Underimmunization of the solid organ transplant population: An urgent problem with potential digital health solutions. Am J Transplant. 2020 Jan;20(1):34-39. PubMed PMID: 31553135
• Feldman AG, Curtis DJ, Moore SL, Kempe A. Under-immunization of pediatric transplant recipients: a call to action for the pediatric community. Pediatr Res. 2020 Jan;87(2):277-281. PubMed PMID: 31330527
• Feldman AG, Adams MA, Wachs ME, Abzug MJ, Pratscher L, Jackson WE, Pomfret EA, Sundaram SS. Successful non-directed living liver donor transplant for an infant with biliary atresia during the COVID-19 pandemic. Pediatr Transplant. 2020 Dec;24(8):e13816. PubMed PMID: 33460202
• Feldman AG, Sokol RJ. Recent developments in diagnostics and treatment of neonatal cholestasis. Semin Pediatr Surg. 2020 Aug;29(4):150945. PubMed PMID: 32861449
• Kemme S, Sundaram SS, Curtis DJ, Lobritto S, Mohammad S, Feldman AG. A community divided: Post-transplant live vaccine practices among Society of Pediatric Liver Transplantation (SPLIT) centers. Pediatr Transplant. 2020 Nov;24(7):e13804. PubMed PMID: 32845536
• Feldman AG, Marsh R, Kempe A, Morris MA. Barriers to Pretransplant Immunization: A Qualitative Interview Study of Pediatric Solid Organ Transplant Stakeholders. J Pediatr. 2020 Dec;227:60-68. PubMed PMID: 32681988
• Feldman AG, Parsons JA, Dutmer CM, Veerapandiyan A, Hafberg E, Maloney N, Mack CL. Subacute Liver Failure Following Gene Replacement Therapy for Spinal Muscular Atrophy Type 1. J Pediatr. 2020 Oct;225:252-258.e1. PubMed PMID: 32473148
• Feldman AG, Hsu EK, Mack CL. The Importance of Prioritizing Pre and Posttransplant Immunizations in an Era of Vaccine Refusal and Epidemic Outbreaks. Transplantation. 2020 Jan;104(1):33-38. PubMed PMID: 31876696
• Feldman AG, Atkinson K, Wilson K, Kumar D. Underimmunization of the solid organ transplant population: An urgent problem with potential digital health solutions. Am J Transplant. 2020 Jan;20(1):34-39. PubMed PMID: 31553135
• Feldman AG, Curtis DJ, Moore SL, Kempe A. Under-immunization of pediatric transplant recipients: a call to action for the pediatric community. Pediatr Res. 2020 Jan;87(2):277-281. PubMed PMID: 31330527
• Feldman AG, Atkinson K, Wilson K, Kumar D. Under-Immunization of the Solid Organ Transplant Population: An Urgent Problem with Potential Digital Health Solutions. Am J Transplant. 2019 Sep 25. [Epub ahead of print] PubMed PMID: 31553135
• Feldman AG, Curtis DJ, Moore SL, Kempe A. Under-immunization of pediatric transplant recipients: a call to action for the pediatric community. Pediatr Res. 2019 Jul 22. [Epub ahead of print] PubMed PMID: 31330527
• Feldman AG, Sokol RJ. Neonatal cholestasis: emerging molecular diagnostics and potential novel therapeutics. Nat Rev Gastroenterol Hepatol. 2019 Jun;16(6):346-360. PubMed PMID: 30903105
• Feldman AG, Beaty BL, Curtis D, Juarez-Colunga E, Kempe A. Incidence of Hospitalization for Vaccine-Preventable Infections in Children Following Solid Organ Transplant and Associated Morbidity, Mortality, and Costs. JAMA Pediatr. 2019 Mar 1;173(3):260-268. PubMed PMID: 30640369
• Feldman AG, Sundaram SS, Beaty BL, Torres R, Curtis DJ, Kempe A. Immunization Status at the Time of Liver Transplant in Children and Adolescents. JAMA. 2019 Nov 12;322(18):1822-1824. PubMed PMID: 31714979
• Feldman AG, Sokol RJ. Neonatal cholestasis: emerging molecular diagnostics and potential novel therapeutics. Nat Rev Gastroenterol Hepatol. 2019 Jun;16(6):346-360. PubMed PMID: 30903105
• Feldman AG, Beaty BL, Curtis D, Juarez-Colunga E, Kempe A. Incidence of Hospitalization for Vaccine-Preventable Infections in Children Following Solid Organ Transplant and Associated Morbidity, Mortality, and Costs. JAMA Pediatr. 2019 Mar 1;173(3):260-268. PubMed PMID: 30640369
• Ng VL, Sorensen LG, Alonso EM, Fredericks EM, Ye W, Moore J, Karpen SJ, Shneider BL, Molleston JP, Bezerra JA, Murray KF, Loomes KM, Rosenthal P, Squires RH, Wang K, Arnon R, Schwarz KB, Turmelle YP, Haber BH, Sherker AH, Magee JC, Sokol RJ. Neurodevelopmental Outcome of Young Children with Biliary Atresia and Native Liver: Results from the ChiLDReN Study. J Pediatr. 2018 May;196:139-147.e3. PubMed PMID: 29519540
• Feldman AG, Feudtner C, Kempe A. Reducing the Underimmunization of Transplant Recipients. JAMA Pediatr. 2018 Feb 1;172(2):111-112. PubMed PMID: 29204650
• Ng VL, Sorensen LG, Alonso EM, Fredericks EM, Ye W, Moore J, Karpen SJ, Shneider BL, Molleston JP, Bezerra JA, Murray KF, Loomes KM, Rosenthal P, Squires RH, Wang K, Arnon R, Schwarz KB, Turmelle YP, Haber BH, Sherker AH, Magee JC, Sokol RJ. Neurodevelopmental Outcome of Young Children with Biliary Atresia and Native Liver: Results from the ChiLDReN Study. J Pediatr. 2018 May;196:139-147.e3. PubMed PMID: 29519540
• Feldman AG, Feudtner C, Kempe A. Reducing the Underimmunization of Transplant Recipients. JAMA Pediatr. 2018 Feb 1;172(2):111-112. PubMed PMID: 29204650
• Feldman AG, Sokol RJ, Hardison RM, Alonso EM, Squires RH, Narkewicz MR. Lactate and Lactate: Pyruvate Ratio in the Diagnosis and Outcomes of Pediatric Acute Liver Failure. J Pediatr. 2017 Mar;182:217-222.e3. PubMed PMID: 28088395
• Feldman AG, Sundaram SS, Beaty BL, Kempe A. Hospitalizations for Respiratory Syncytial Virus and Vaccine-Preventable Infections in the First 2 Years After Pediatric Liver Transplant. J Pediatr. 2017 Mar;182:232-238.e1. PubMed PMID: 28088400
• Sundaram SS, Mack CL, Feldman AG, Sokol RJ. Biliary atresia: Indications and timing of liver transplantation and optimization of pretransplant care. Liver Transpl. 2017 Jan;23(1):96-109. PubMed PMID: 27650268
• Sundaram SS, Mack CL, Feldman AG, Sokol RJ. Biliary Atresia: Indications and Timing of Liver Transplantation and Optimization of Pre-Transplant Care. Liver Transpl. 2016 Sep 21. [Epub ahead of print] PubMed PMID: 27650268
• Feldman AG, Kempe A, Beaty BL, Sundaram SS. Immunization practices among pediatric transplant hepatologists. Pediatr Transplant. 2016 Dec;20(8):1038-1044. PubMed PMID: 27449120
• Feldman AG, Kempe A, Beaty BL, Sundaram SS. Immunization practices among pediatric transplant hepatologists. Pediatr Transplant. 2016 Jul 22. [Epub ahead of print] PubMed PMID: 27449120
• Feldman AG, Neighbors K, Mukherjee S, Rak M, Varni JW, Alonso EM. Impaired physical function following pediatric LT. Liver Transpl. 2016 Apr;22(4):495-504. PubMed PMID: 26850789
• Feldman AG, Neighbors K, Mukherjee S, Rak M, Varni JW, Alonso EM. Impaired physical function following pediatric LT. Liver Transpl. 2016 Apr;22(4):495-504. PubMed PMID: 26850789
• Feldman AG, Mack CL. Biliary Atresia: Clinical Lessons Learned. J Pediatr Gastroenterol Nutr. 2015 Aug;61(2):167-75. PubMed PMID: 25658057
• Feldman AG, Mack CL. Biliary Atresia: Clinical Lessons Learned. J Pediatr Gastroenterol Nutr. 2015 Aug;61(2):167-75. PubMed PMID: 25658057
• Feldman AG, Tucker RM, Fenner EK, Pelanda R, Mack CL. B cell deficient mice are protected from biliary obstruction in the rotavirus-induced mouse model of biliary atresia. PLoS One. 2013;8(8):e73644. PubMed PMID: 23991203
• Tucker RM, Feldman AG, Fenner EK, Mack CL. Regulatory T cells inhibit Th1 cell-mediated bile duct injury in murine biliary atresia. J Hepatol. 2013 Oct;59(4):790-6. PubMed PMID: 23685050
• Feldman AG, Sokol RJ. Neonatal Cholestasis. Neoreviews. 2013 Feb 1;14(2). PubMed PMID: 24244109
• Feldman AG, Mack CL. Biliary atresia: cellular dynamics and immune dysregulation. Semin Pediatr Surg. 2012 Aug;21(3):192-200. PubMed PMID: 22800972
• Feldman AG... Danziger LA. Safety and Immunogenicity of Live Viral Vaccines in a Multicenter Cohort of Pediatric Transplant Recipients. JAMA Open. Oct 12 2023.