Address: Dept. of Pathology

The New York – Presbyterian Hospital

Weill Medical College of Cornell University

525, East 68th street, New York, NY, 10021

Office Phone: 212-746-6455/2700

Fax : 212–746-8624

E-Mail : This email address is being protected from spambots. You need JavaScript enabled to view it.

Medical Education: Graduated from Government Medical College, Mysore, India

Residency in Pathology:    

Metropolitan Hospital Center, NY, NY

(July 1978-June 1982) New York Medical College


Renal pathology under Dr. Jacob Churg

Barnert Hospital and Mount Sinai School of Medicine, NY. 1982-1984

Academic Appointments:

Mount Sinai School of Medicine, NY, 1982-1999, Associate Clinical Professor of Pathology

Weill Cornell Medicine, Cornell University 2000- Professor of Pathology

Rutgers School of Medicine, NJ, 2001- Adjunct Professor of Pathology


Hospital Appointments:

Chief of Renal Pathology Division, 2000 - Date;

Director, Electron Microscopy Laboratory, 2000-Date; Attending Pathologist, 2000-present

The New York – Presbyterian Hospital, NY

Consultant Pathology Staff position: Hackensack Hosp., St. Joseph’s Hosp., Valley Hosp., Hospital for Special Surgery, Memorial Sloan Kettering Cancer Center

Consultant in Renal Pathology, NY hospitals, Northern NJ hospitals, hospitals in Pennsylvania

Professional Societies (membership):

Fellow, College of American Pathologists                             Women in Nephrology

Fellow, American Society of Clinical Pathologists                  Renal Pathology Society

American Society of Nephrology                                         New York Society of Nephrology

National Kidney Foundation

US- Canadian Academy of Pathology

International Society of Nephrology

Co-Director with Dr. Eduardo Vazquez-Martul, “1st International Renal Pathology Conference”, La Coruna, Spain, June 9-12, 2010.

Co-Director with Drs. M. Nagata and T. Chang, “2nd International Renal Pathology Conference” Tsukuba City, Japan, March 4-8, 2015.

Member, Scientific Program committee, “3rd International Renal Pathology Conference”, New Delhi, India, February 8-12th, 2017.

Co-Director, “International Summer School of Renal Pathology,” for 2 weeks, Bari, Italy 2011, 2012, 2013, 2015, 2017, 2019, 2024.

Co-Director with Dr. Laura Barisoni, “Renal Pathology Course for Pediatric Nephrologists: From Basic Concepts to Recent Advances,” a pre-Congress meeting of the International Pediatric Nephrology Association, 2010, 2013, 2016.

Co-Director with L. Barisoni & D. Thomas, Pediatric Renal Pathology Course, Joint ASPN & IPNA-Pediatric Nephrology Seminar, University of Miami, Florida, March, 2013- 2018.


American Journal of Pathology, 1991                                  Nephron 2016-date         

Nephron, 1997- 2000

American Journal of Kidney Diseases, 1997- date                Nephrology, Dialysis and Transplantation, 2004-date

Transplantation, 2000-date                                                Journal of American Society of Nephrology, 2006-date

Journal of Experimental Medicine, 2000

Kidney International, 2004-date                                        Archives of Pathology & Laboratory Medicine, 2004-date

Member, Editorial Board, Transplantation, 2003-2014       Human Pathology, 2007-to date

Section Editor, Nephropathology, Archives of                      Arthritis and Rheumatism, 2005-date 

Pathology and Laboratory Medicine, 2009-date                   Journal of Histochemistry and Cytochemistry

Expert Reviewer:

International Science Foundation long-term Research Grants, Washington DC

Mary Kirkland Foundation for Lupus Research.

Kidney & Urology Foundation grants

Renal Pathology Society/KUFA grants

Member, Medical Advisory Board, Kidney and Urology Foundation of America, 1995-date (formerly National Kidney Foundation of NY & NJ, 1994-2001).

Member, Education Committee and Research Grant Review Committee (KUFA), Renal Pathology Society, 2004, 2007, 2011

Chair, International Committee, Renal Pathology Society, 2006-2008. Chair, Training and Education Committee, Renal Pathology Society, 2007, 2011, 2014

Member, International Society of Nephrology – Pathology Committee, 2009-to date

President, Renal Pathology Society, 2009

Chair, Membership Committee, New York Pathology Society, 2016-2020.

Chair, Program Committee, Renal Pathology Society, 2022.

Currently a participant in several Working Groups (WG) of Renal Pathology Society on – Thrombotic Microangiopathy in collaboration with ERKNet group in Europe, Standardization of Glomerular disease definitions group (Completed work), Pre-analytic and analytic histology variation in renal biopsies WG, Development of Board review exam questions for the American Board of Pathology for renal pathology WG, . Thrombotic microangiopathy in transplantation -working group,

Classification of antiphospholipid antibody syndrome -EULAR/Am Rheum Ass, Definitions of APL-nephropathy2018-date, EULAR task force for development of disease activity score in APAS -2020-date, Member of steering committee -Lupus Nephritis Phase II studies


E. Grishman, J. Churg, M.A. Needle, V.S. Venkataseshan, Editors, “The Kidney in Collagen- Vascular Diseases”, Raven Press, June 1993

Member, Writing Committee, 2nd Edition, Renal Disease: Classification and Atlas of Glomerular Diseases, Igaku-Shoin, 1994

Chief Editor, Renal Disease: Classification and Atlas of Tubulo-interstitial and Vascular Diseases. Williams & Wilkins, 1999

Co-Author, Diagnostic Pathology, Medical Renal Diseases, Amirsys, 1st edition 2011, 2nd edition 2015, 3rd Ed 2019, 4th edition 2023.

Co-author, Diagnostic Pathology- Transplant Pathology, Amirsys, 1st edition, 2nd edition, 3rd edition 2023.

Member of multicenter collaborative trials study, Banff Transplant Pathology working groups and disease classification consensus conferences (lupus nephritis – ISN/RPS classification 2004 and Revision in 2018), antibody mediated rejection, diabetic nephropathy, BKV [polyoma virus] nephropathy), Classification of Glomerulonephritis and reporting, Thrombotic microangiopathy in Transplantation, Electron microscopy in transplantation, TCMR, currently lupus nephritis revisited – application of digital systems for reproducibility,

Author/Coauthor, chapters in Renal Disease in Cancer Patients (Elsevier), Atlas in Transplant Pathology (CAP), Atlas of Kidney and Pancreas Transplantation (JP Publishers), Atlas of Pancreas Transplantation (Amirsys), Diabetes and Kidney Disease (Springer), Diagnostic Renal Pathology (Amirsys) currently revision (multiple chapters), Pediatric Renal Pathology: Renal lesions in metabolic diseases in Children (Oxford), Paraproteinemia associated renal lesions (ACKD-Elsevier), Current Progress in Nephrology: Organized deposits in Renal disease. Currently, Large and medium vessel vasculitides, Fibromuscular dysplasia in Heptinstall’s Pathology of the kidney (Wolters Kluwer Health), 8th edition, Electron microscopy of Renal Diseases: Renal disease in obesity and metabolic syndrome, Renal lesions in ANCA and Anti-GBM associated diseases, Lupus Nephritis, Diabetic Kidney disease (Springer).


Co-investigator or consultant in Experimental, Translational and Clinical Research Programs (grants) – 25

Research in Renal Disease (Obstruction and Radiation models, Renin Angiotensin System, Diabetic Nephropathy, Animal models of antiphospholipid antibody syndrome, tumor angiogenesis, immune pathways in lupus nephritis, ultrasound imaging in kidney disease, Toxic tubular damage and immunophenotyping in Transplantation, Correlations of Imaging studies in renal transplantation.

Abstract reviewer for Renal and Experimental Pathology, ASN 2006-2008, 2015, 2017.

Abstract reviewer for Genito-Urinary pathology, CAP 2010-2023.

Moderator/Co-moderator of scientific symposia/abstract presentation sessions – National and International meetings (ASN, USCAP, ERA/EDTA, Euro ConPath, IPNA, ISN, Glom-Con, ISRTP & International CMEs in Pathology) - 72.

210 publications including peer reviewed journal articles, invited reviews and chapters in books in native and transplant renal pathology.

Authored/co-authored over 230 abstract presentations, delivered 165 case seminars and guest lectures at various national (USA)/international meetings [ ASN, USCAP, CAP, ERA/EDTA, ISN, ESP, IAP, NKF, SLANH, ISRTP, IPNA, Glom-Con, Banff Transplant Path], CME programs and Grand Rounds etc., in Renal and Transplant Pathology.