Please contact the doctor's office to verify that your insurance is accepted.
Aetna [EPO, HMO, Medicare Managed Care, NY Signature, NYP Employee Plan, POS, PPO, Signature Administrators, Student Health]
Affinity [Essential Plan, Medicaid Managed Care]
Amida Care [Special Needs Plan]
Cigna [EPO, Great West, HMO, POS, PPO]
Emblem/GHI [Medicare Managed Care, PPO]
Emblem/HIP [ConnectiCare, EPO, Essential Plan, HMO, Medicaid Managed Care, Medicare Managed Care, POS, PPO, Select Care (Exchange), Vytra]
Empire Blue Cross Blue Shield [Blue Access (Exchange), EPO, Gatekeeper (Exchange), HMO, Medicare Managed Care, Pathway (Exchange), POS, PPO]
Empire Blue Cross Blue Shield HealthPlus [Child/Family Health Plus, Essential Plan, Medicaid Managed Care]
Fidelis Care [Child/Family Health Plus, Medicaid Managed Care, Medicare Managed Care]
Healthfirst [Child/Family Health Plus, Leaf (Exchange), Medicaid Managed Care, Medicare Managed Care]
Local 1199 [Local 1199]
MagnaCare [MagnaCare]
Medicare [Traditional Medicare (NY)]
Multiplan [Multiplan]
Oxford Health Plans [Freedom, Liberty, Medicare Managed Care]
TRICARE [TRICARE]
UnitedHealthcare [Columbia University Employee Plan, Compass (Exchange), Essential Plan, HMO, Medicaid (Community Plan), Medicare Managed Care, POS, PPO]
VNSNY CHOICE [Medicare Managed Care, SelectHealth]
WellCare [Medicaid Managed Care, Medicare Managed Care]
University of Missouri Columbia School of Medicine
Residency: NewYork-Presbyterian Hospital/Columbia University Medical Center
Samstein B, Griesemer A, Halazun K, Kato T, Guarrera JV, Cherqui D, Emond JC. Pure Laparoscopic Donor Hepatectomies: Ready for Widespread Adoption? Ann Surg. 2018 Aug 10. PMID: 30102634
Chaudhry SG, Bentley-Hibbert S, Stern J, Lobritto S, Martinez M, Vittorio J, Halazun KJ, Lee HT, Emond J, Kato T, Samstein B, Griesemer A. Growth of Liver Allografts Over Time in Pediatric Transplant Recipients. Pediatric Transplantation. 2018 Mar;22(2). PMID: 29334158
Elnaggar AS, Griesemer AD, Bentley-Hibbert S, Brown RS, Martinez M, Lobritto SJ, Kato T, Emond JC. Liver Atrophy and Regeneration in Non-Cirrhotic Portal Vein Thrombosis: Effect of Surgical Shunts. Liver Transplantation. 2018. In Press. PMID: 29377486
Quillin RC, Bongu A, Kasper v, Vittorio JM, Martinez M, Lobritto SJ, Griesemer AD, Guarrera JG. Roux-en-Y enterolith leading to obstruction and ischemic necrosis after pediatric orthoscopic liver transplantation. Pediatric Transplantation. 2018. In Press.
Przybyszewski EM, Verna EC, Lobritto SJ, Martinez M, Vittorio J, Fox AN, Samstein B, Kato T, Griesemer AD, Emond JC. Durable Clinical and Immunologic Advantage of Living Donor Liver Transplantation in Children. Transplantation2018. In Press. PMID: 29369249
Vallabhajosyula P, Hirakata A, Weiss M, Griesemer A, Shimizu A, Hong H, Habertheuer A, Tchipashvili V, Yamada K, Sachs DH. Effect of the Diabetic State on Islet Engraftment and Function in a Large Animal Model of Islet-Kidney Transplantation. Cell Transplant. 2017 Nov;26(11):1755-1762. PMID: 29338381
Rahnemai-Azar AA, Griesemer AD, Velasco ML, Kato T. Ex vivo excision of retroperitoneal soft tissue tumors: A case report. Oncol Lett. 2017 Oct;14(4):4863-4865. PMID: 29085493
Kato Y, Griesemer AD, Wu A, Sondermeijer H, Weiner JI, Duran-Struuck R, Martinez M, Slate A, Romanov A, Lefkowitch JH, Sykes M, and Kato T. Novel H-Shunt Venovenous Bypass for Liver Transplantation in Cynomolgus Macaques. Comparative Medicine. 2017 Oct 1;67(5):436-441. PMID: 28935006
Halazun KJ, Rana AA, Fortune B, Quillan RC, Verna EC, Samstein B, Guarrera JV, Kato T, Griesemer AD, Fox A, Brown RS Jr, Emond JC. No Country for Old Livers? Examining and Optimizing the Utilization of Elderly Liver Grafts. Am J Transplant. 2017 Sep 27. PMID: 28960723
Carpenter DJ, Granot T, Matsuoka N, Senda T, Kumar BV, Thome JJC, Gordon CL, Miron M, Weiner J, Connors T, Lerner H, Friedman A, Kato T, Griesemer AD,Farber DL. Human immunology studies using organ donors: impact of clinical variations on immune parameters in tissues and circulation. Am J Transplant. 2017 Jul 18. PMID: 28719147
Halazun KJ, Quillin RC, Rosenblatt R, Bongu A, Griesemer AD, Kato T, Smith C, Michelassi F, Guarrera JV, Samstein B, Brown RS Jr, Emond JC. Expanding the Margins: High Volume Utilization of Marginal Liver Grafts Among >2000 Liver Transplants at a Single Institution. Ann Surg. 2017 Jun 27. PMID: 28657945.
Griesemer AD, Emond JC. Big improvements for the smallest recipients. Liver Transpl. 2017 Jun 15. PMID: 28618184.
Granot T, Senda T, Carpenter DJ, Matsuoka N, Weiner J, Gordon CL, Miron M, Kumar B, Griesemer A, Ho S, Lerner H, Thome J, Connors T, Reizis B, Farber DL. Dendritic cells display subset and tissue-specific maturation dynamics over human life. Immunity. 2017 Mar 21;46(3):504-515.
Duran-Struuck R, Sondermeijer HP, Bühler L, Alonso-Guallart P, Zitsman J, Kato Y, Wu A, McMurchy AN, Woodland D, Griesemer A, Martinez M, Boskovic S, Kawai T, Cosimi AB, Wuu CS, Slate A, Mapara M, Baker S, Tokarz R, Dʼ Agati V, Hammer S, Pereira M, Lipkin WI, Wekerle T, Levings M, Sykes M. Effect of ex vivo Expanded Recipient Regulatory T Cells on Hematopoietic Chimerism and Kidney Allograft Tolerance Across MHC Barriers in Cynomolgus Macaques. Transplantation. 2017 Eeb;101(2):274-283. PMID: 27846155
Halazun KJ, Najjar M, Abdelmessih RM, Samstein B, Griesemer AD, Guarrera JV, Kato T, Verna EC, Emond JC, Brown RS Jr. Recurrence After Liver Transplantation for Hepatocellular Carcinoma: A New MORAL to the Story. Ann Surg. 2016 Sep 16. PMID: 27611615
Emond JC, Griesemer AD.Tolerance in clinical liver transplantation: The long road ahead. Hepatology2017 Feb;65(2):411-413. PMID: 27718261
Zuber J, Shonts B, Lau S, Obradovic A, Fu J, Yang S, Lambert M, Coley S, Weiner J, Thome J, DeWolf S, Farber DL, Shen Y, Caillat-Zucman S, Bhagat G, Griesemer A, Martinez M, Kato T, Sykes M. Bidirectional intragraft alloreactivity drives the repopulation of human intestinal allografts and correlates with clinical outcome. Science Immunology. 2016 October 07; 1(4).
Halazun KJ, Przybyszewski EM, Griesemer AD, Cherqui D, Michelassi F, Guarrera JV, Kato T, Brown RS Jr, Emond JC, Samstein B. Leaning to the Left: Increasing the Donor Pool by Using the Left Lobe, Outcomes of the Largest Single-center North American Experience of Left Lobe Adult-to-adult Living Donor Liver Transplantation. Ann Surg. 2016 Jul 18. PMID: 27433896
Martinez M, Brodlie S, Griesemer A, Kato T, Harren P, Gordon B, Parker T, Levine D, Tyberg T, Starc T, Cho I, Min J, Elmore K, Lobritto S, Hudgins LC. Effects of Liver Transplantation on Lipids and Cardiovascular Disease in Children With Homozygous Familial Hypercholesterolemia. Am J Cardiol. 2016 May 28. PMID: 27365335
Weiner J, Griesemer A,Island E, Lobritto S, Martinez M, Selvaggi G, Lefkowitch J, Velasco M, Tryphonopoulos P, Emond J, Tzakis A, Kato T. Long term outcomes of auxiliary partial orthotopic liver transplantation in preadolescent children with fulminant hepatic failure. Liver Transpl. 2016 Apr;22(4):485-94 PMID: 26479577
Parekh M, D Kluger M, Griesemer A, Bentley-Hibbert S. Regenerative liver surgeries: the alphabet soup of emerging techniques. Abdom Radiol (NY). 2016 Jan;41(1):162-73. PMID: 26830622
Thome JJ, Bickham KL, Ohmura Y, Kubota M, Matsuoka N, Gordon C, Granot T, Griesemer A, Lerner H, Kato T, Farber DL. Early-life compartmentalization of human T cell differentiation and regulatory function in mucosal and lymphoid tissues. Nature Medicine.2016; 22(1):72-7. NIHMSID: NIHMS738060; PMID: 26657141 PMCID: PMC4703455
Soubrane O, de Rougemont O, Kim KH, Samstein B, Mamode N, Boillot O, Troisi RI, Scatton O, Cauchy F, Lee SG, Griesemer A, Ahmed Z, Clavien PA, Cherqui D. Laparoscopic Living Donor Left Lateral Sectionectomy: A New Standard Practice for Donor Hepatectomy. Ann Surg. 2015 Nov;262(5):757-763. PMID: 26583663
Weiner J, Griesemer A, Island E, Lobritto S, Martinez M, Selvaggi G, Lefkowitch J, Velasco M, Tryphonopoulos P, Emond J, Tzakis A, Kato T. Long-Term Outcomes of Auxiliary Partial Orthotopic Liver Transplantation in Pre-Adolescent Children with Fulminant Hepatic Failure. Liver Transpl. 2015 Oct 19. PMID: 26479577
Matsuoka N, Weiner JI, Griesemer AD, Samstein BB, Zhao Y, et al. Ex Vivo Pancreaticoduodenectomy and Liver Autotransplantation for Pancreatic Head Tumor with Extensive Involvement of the Hepatoduodenal Ligament. Liver Transplantation. 2015 Dec;21(12):1553-6; PMID: 26289503
Samstein B, Griesemer A, Cherqui D, Mansour T, Pisa J, et al. Fully laparoscopic left-sided donor hepatectomy is safe and associated with shorter hospital stay and earlier return to work: A comparative study. Liver Transplantation. 2015; 21(6):768-73.PMID: 25789460
Weiner J, Duran-Struuck R, Zitsman J, Buhler L, Sondermeijer H, McMurchy A, Levings MK, Sykes M, Griesemer A. Restimulation after cryopreservation and thawing preserves the phenotype and function of expanded baboon regulatory T cells. Transplantation Direct. 2015 February; 1(1):1-7.
Wang H, Griesemer AD, Parsons RF, Graham JA, Emond JC, Samstein B. Delayed Gastric Emptying after Living donor Hepatectomy for Liver Transplantation. Case Reports in Transplantation. 2014. PMID: 25610698 PMCID: PMC4291134
Halazun KJ, Patzer RE, Rana AA, Verna EC, Griesemer AD, Parsons RF, Samstein B, Guarrera JV, Kato T, Brown RS Jr, Emond JC. Standing the test of time: Outcomes of a decade of prioritizing patients with HCC, results of the UNOS natural geographic experiment. Hepatology. 2014 Jun 20. PMID: 24954365
Weiner J, Wu J, Martinez M, Lobritto S, Ovchinsky N, Rohde C, Griesemer A, Kato T. The use of bi-planar tissue expanders to augment abdominal domain in a pediatric intestinal transplant recipient. Pediatr Transplant. 2014 Aug;18(5):E174-9. PMID: 25041331
Griesemer A, Yamada K, Sykes M. Xenotransplantation: immunological hurdles and progress toward tolerance. Immunological Reviews. Immunol Rev. 2014 Mar;258(1):241-58. PMID: 24517437 PMCID: PMC4023346
Samstein B, Cherqui D, Guarrera J, Griesemer A, Halazun KJ, Kato T, Emond JE. Totally laparoscopic full left hepatectomy for living donor liver transplantation in adolescents and adults. Am J Transplant. 2013 Sept:13: 2462–2466. PMID: 24034709
Weiner J, Scalea J, Ishikawa Y, Okumi M, Griesemer A, Hirakata A, Etter J, Gillon B, Moran S, Shimizu A, Yamada K, Sachs DH. Tolerogenicity of Donor Major Histocompatibility complex-matched Skin Grafts in Previously Tolerant Massachusetts General Hospital Miniature Swine. Transplantation. 2012 Dec 27;94(12):1192-9. PMID:23269447 PMCID: PMC3531825
Yamada K, Hirakata A, Tchipashvili V, Shimizu A, Iwaki H, Griesemer A, Moran S, Sachs DH Composite Islet-Kidneys From Single Baboon Donors Cure Diabetes Across Fully Allogenic Barriers. Am J Transplant. 2011 Dec;11(12):2603-12. PMID:21929644
Tena A, Vallabhajosyula P, Hawley RJ, Griesemer A, Yamada K, Sachs DH. Quantification of Baboon Thymopoiesis in Porcine Thymokidney Xenografts by the Signal-Joining T-Cell Receptor Excision Circle Assay. Transplantation. 2011 Mar 27;91(6):639-44. PMID: 21285918PMCID: PMC3255479
Hirakata A, Okumi M, Griesemer AD, Shimizu A, Nobori S, Tena A, Moran S, Arn S, Boyd RL, Sachs DH, Yamada K. Reversal of age-related thymic involution by an LHRH agonist in miniature swine. Transpl Immunol. 2010 Oct;24(1):76-81. PMID: 20692342 PMCID: PMC2988885
Griesemer AD, Sorenson EC, Hardy MA. The Role of the Thymus in Tolerance. Transplantation.2010 Sep 15;90(5):465-74. PMID: 20555306
Griesemer A, Liang F, Hirakata A, Hirsh E, Lo D, Okumi M, Sykes M, Yamada K, Huang CA, Sachs DH. Occurrence of specific humoral non-responsiveness to swine antigens following administration of GalT-KO bone marrow to baboons. Xenotransplantation. 2010 Jul;17(4):300-12. PMID: 20723202 NIHMSID: NIHMS231299
Griesemer A, Widmann W, Forde KA, Hardy MA. John Jones, MD. Pioneer, Patriot and Founder of American Surgery. World J Surg. 2010 Apr;34(4):605-9. PMID: 20012608 PMCID: PMC2860285
IshikawaY, Hirakata A, Griesemer A, Etter J, Moran S, Weiner J, Shimizu A, Yamada K. Tolerance and long-lasting peripheral chimerism following allogeneic intestinal transplantation in MGH miniature swine. Transplantation. 2010 Feb 27;89(4):417-26.PMID: 20177343
Griesemer A, Hirakata A, Shimizu A, Moran A, Tena A, Iwaki H, Ishikawa Y, Schule P, Arn J, Robson S, Fishman J, Sykes M, Sachs D, Yamada K. Results of Gal-Knockout porcine thymokidney xenografts. Am J Transplant. 2009 Dec;9(12):2669-78. PMID: 19845583
Griesemer AD, Okumi M, Shimizu A, Moran S, Ishikawa Y, Iorio J, Arn JS, Yamada K. Upregulation of CD59: potential mechanism of accommodation in a large animal model. Transplantation. 2009 May 15;87(9):1308-17. PMID: 19424030 PMCID: PMC2772119
Knosalla C, Yazawa K, Behdad A, Bodyak N, Shang H, Bühler L, Houser S, Gollackner B, Griesemer A, Schmitt-Knosalla I, Schuurman HJ, Awwad M, Sachs DH, Cooper DK, Yamada K, Usheva A, Robson SC. Renal and cardiac endothelial heterogeneity impact acute vascular rejection in pig-to-baboon xenotransplantation. Am J Transplant. 2009 May;9(5):1006-16. PMID: 19422330 PMCID: PMC2824173
Mii A, Shimizu A, Masuda Y, Fujita E, Aki K, Ishizaki M, Sato S, Griesemer A, Fukuda Y. Current status and issues of C1q nephropathy. Clin Exp Nephrol. Clin Exp Nephrol. 2009 Aug;13(4):263-74. PMID: 19373520
Issa NC, Wilkinson RA, Griesemer A, Cooper DK, Yamada K, Sachs DH, Fishman JA. Absence of replication of porcine endogenous retrovirus and porcine lymphotropic herpesvirus type 1 with prolonged pig cell microchimerism after pig-to-baboon xenotransplantation. Journal of Virology. 2008 Dec;82(24):12441-8. PMID: 18829759 PMCID: PMC2593320
Griesemer AD, Lamattina JC, Okumi M, Etter JD, Shimizu A, Sachs DH, Yamada K. Linked suppression across an MHC-mismatched barrier in a miniature swine kidney transplantation model. Journal of Immunology. 2008 Sep 15;181(6):4027-36. PMID: 18768858 PMCID: PMC2694842
Oku M, Okumi M, Sahara H, Hirakata A, Onoe T, Griesemer AD, Yamada K. Porcine CFSE mixed lymphocyte reaction and PKH-26 cell-mediated lympholysis assays. Transplant Immunology. 2008 Nov;20(1-2):78-82. PMID: 18718865
Okumi M, Fishbein JM, Griesemer A, Gianello PR, Hirakata A, Nobori S, Moran S, Samelson-Jones E, Shimizu A, Sachs DH, Yamada K. Breaking tolerance to kidney allografts in miniature swine I. Role of persistence of antigen and indirect recognition in the maintenance of tolerance to renal allografts. Transplantation2008 Jan; 85(2): 270-208. PMID: 18212633 PMCID: PMC2862307
Vallabhajosyula P, Griesemer A, Yamada K, Sachs DH. Vascularized composite islet-kidney transplantation in a miniature swine model. Cell Biochemistry and Biophysics2007 48:2-3, 201. PMID: 17709890
Yamada K, Griesemer A, Sykes M, Sachs DH. Cotransplantation of vascularized thymus and kidney from GalT-KO pigs to baboons. Xenotransplantation. 2007 Mar;14(2):186-9.
Nobori S, Shimizu A, Okumi M, Samelson-Jones E, Griesemer A, Hirakata A, Sachs DH, Yamada K. Thymic rejuvenation and the induction of tolerance by adult thymic grafts. Proc Natl Acad SciU S A. 2006 Dec 12;103(50):19081-6. PMID: 17148614 PMCID: PMC1748180
Wong BS, Yamada K, Okumi M, Weiner J, O'Malley PE, Tseng YL, Dor FJ, Cooper DK, Saidman SL, Griesemer A, Sachs DH. Allosensitization does not increase the risk of xenoreactivity to alpha1,3-galactosyltransferase gene-knockout miniature swine in patients on transplantation waiting lists. Transplantation. 2006 Aug 15;82(3):314-9. PMID: 16906027
Yamada K, Griesemer A, Okumi M. Pigs as xenogeneic donors. Transplantation Reviews, 2005 June, 19(3) pp. 164-177.
Losanoff JE, Richman BW, Foerst JR, Griesemer AD, Mundis GM, Jones JW. Nonspecific ulcers of the colon. Endoscopy. 2003 Jun;35(6):521-5. PMID: 12783352
Fuchimoto Y. Huang CA. Yamada K. Gleit ZL. Kitamura H. Griesemer A. Scheier-Dolberg R. Melendy E. White-Scharf ME. Sachs DH. Induction of kidney allograft tolerance through mixed chimerism in miniature swine. Transplantation Proceedings. 33(1-2):77, 2001 Feb-Mar.PMID: 11266710
Fuchimoto Y. Huang CA. Gleit ZL. Kitamura H. Griesemer A. Melendy E. Scheier-Dolberg R. White-Scharf ME. Sachs DH. Mixed chimerism using a nonmyelosuppressive regimen in miniature swine. Transplantation Proceedings. 33(1-2):118-9, 2001 Feb-Mar.PMID: 11266736.
Huang CA. Fuchimoto Y. Gleit ZL. Ericsson T. Griesemer A. Scheier-Dolberg R. Melendy E. Kitamura H. Fishman JA. Ferry JA. Harris NL. Patience C. Sachs DH. Posttransplantation lymphoproliferative disease in miniature swine after allogeneic hematopoietic cell transplantation: similarity to human PTLD and association with a porcine gammaherpesvirus. Blood. 97(5):1467-73, 2001 Mar 1. PMID: 11222395
Mumm JS. Schroeter EH. Saxena MT. Griesemer A. Tian X. Pan DJ. Ray WJ. Kopan R. A ligand-induced extracellular cleavage regulates gamma-secretase-like proteolytic activation of Notch1. Molecular Cell. 5(2):197-206, 2000 Feb.PMID: 10882062
Assistant Professor of Surgery at CUMC
