Calvin Q. Pan

Biosketch / Results /

Calvin Q. Pan, M.D.

Clinical Professor;
Department of Medicine (Medicine)

Clinical Addresses

132-21 41st Avenue
Flushing, NY 11355
Hours: Mon. 10 - 6; Tue. 10 - 6; Wed. 10 - 6; Thu. 10 - 6; Fri. 10 - 6
Handicap Access: yes
Phone: 718-888-7728
Fax: 718-353-6901

« Back to Results

Medical Specialties


Medical Expertise

Cirrhosis, Hepatitis, Hepatic Encephalopathy, Hepatitis B, Colon Cancer, Peptic Ulcers Disease (PUD), Colon Cancer Screening, Colonoscopy, Choledoscopy, Hepatorenal Syndrome, Liver Disease, Hepatitis C, Liver Transplant, Hepatology, Liver Cancer, Colon Polyps

Clinical Responsibilities

Calvin Pan, MD is a Clinical Professor of Medicine at the Division of Gasteroenterology and Hepatology, Department of Medicine at the NYU Langone Medical Center, New York University School of Medicine in New York.

Dr. Pan received his MD degree from State University of New York at Albany. After his internship and residency in Internal Medicine at Long Island Jewish Medical Center, the Long Island Campus for the Albert Einstein College of Medicine in New York, he completed a fellowship in Gastroenterology and Hepatology at the State University of New York at Stony Brook in Long Island. Dr. Pan is board-certified in Internal Medicine, Gastroenterology and Hepatology.

Dr. Pan maintains a large practice with a focus on Hepatology in New York City. He is also an active investigator in viral hepatitis and liver diseases. He has been a leading principle investigator for a number of multi-center trials for Hepatitis B and C. His research interest is focus on the field of natural history of viral hepatitis, antiviral therapy and the prevention of vertical transmission of hepatitis virus. He serves as a primary writer for the expert consensus guideline on chronic hepatitis B in the US (The management of chronic hepatitis B in Asian Americans) and the international expert consensus guideline on vertical transmission of hepatitis B (The algorithm for risk assessment and intervention of mother to child transmission of hepatitis B virus). He is presently a consultant for the China Center of Disease Control and Prevention (CCDC) for their Hepatitis B vertical transmission trials and a steering member of the scientific committee of China Network for Severe Liver Diseases (CNSLD). His research findings have been presented at national and international liver meetings. He is an Associate Editor for the North American Journal of Medicine & Science and serves as a reviewer for many other journals, including Hepatology and Journal of Hepatology.

In addition to his research activities, he is very active in professional organizations. He currently serves as a committee member for the American Association for the Study of Liver Diseases (AASLD), appointed abstract reviewer (2012-2015) for the annual Liver Meeting of AASLD and DDW, a committee member of The Coalition to Eradicate Viral Hepatitis in Asia Pacific (CEVHAP), a member of the National Task Force on Hepatitis B in the US, and a committee chair for the Asian Health Foundation (AHF). He has been recognized by his colleagues and honored with the title of the Fellow of the American College of Physicians (FACP) and Fellow of the American College of Gastroenterology (FACG). He was elected as "America's Top Physicians" with a biography featured by The Guide to America's Physicians and selected for inclusion in Who's Who in Medicine and Healthcare by Marquis Who's Who. As an expert and key opinion leader in his specialty, he has organized many CME courses and has been invited to approximately thirty to forty lectureships annually at regional, national and international meetings or Web-CME events.

Gasteroenterology and Hepatology


Cantonese, Mandarin


AETNA HMO, AETNA INDEMNITY, AETNA MEDICARE, AETNA POS, AETNA PPO, Aetna EPO, Affinity (Medicaid), Cigna HMO, Cigna POS, Cigna PPO, Empire BC/BS PPO, Empire BCBS EPO, Empire BCBS HMO, Empire BCBS Healthy NY, Empire BCBS Indemnity, Empire BCBS MediBlue (Medicare), Empire BCBS NY Fed Empl Plan, Empire BCBS POS, Empire BCBS PPO, Fidelis (Medicaid), Great West Insurance, Group Health Insurance (GHI), HIP ACCESS I, HIP ACCESS II, HIP Child Health Plus, HIP EPO, HIP Family Health Plus, HIP HMO, HIP MEDICAID, HIP MEDICARE, HIP PPO, Health Insurance Plan (HIP), Horizon BCBS of NJ, Local 1199, MAGNACARE PPO, Magnacare HMO, Medicaid, Medicare, Multiplan, Oxford Freedom Plan, Oxford Liberty, Oxford Medicare, UHC Community, UHC EPO, UHC HMO, UHC MEDICARE, UHC POS, UHC PPO, United Indemnity

Insurance Disclaimer: Insurance listed above may not be accepted at all office locations. Please confirm prior to each visit. The information presented here may not be complete or may have changed.

« Back to Results


1993-1996 — Long Island Jewish Medical Center (Medicine), Residency Training

« Back to Results

Research Summary

He is currently a principle investigator for following clinical trials and most protocols enroll patients at the location of 132-21 Forty First Ave, Flushing,NY 11355. ---[1] Protocol # VX11-950-114 Project Title: A Phase 3b Study of 2 Treatment Durations of Telaprevir, PEG-INF (Pegasys), and Ribavirin (Copegus) in Treatment-Naive and Prior Relapser Subjects With Genotype 1 Chronic Hepatitis C and IL28B CC Genotype ---[2] Protocol # EMUMERATE Project Title: Entecavir Utilization, Management, and Efficacy in the United States: A Multi-center Study (ENUMERATE Study) ---[3] Protocol # ML27900 Project Title: An Observational Study of Peginterferon (e.g. Pegasys)-Based Direct Acting Antiviral Triple Therapy in Patients With Chronic Hepatitis C Genotype 1 (Peg Base USA) ---[4] Protocol # IN-US-174-0149 Project Title: A Phase 4, Randomized, Open-label, Active-Controlled, Superiority Study to Evaluate the Efficacy and Safety of Tenofovir Disoproxil Fumarate (TDF) in Combination with Peginterferon a-2a (Pegasys) versus Standard of Care Tenofovir Disoproxil Fumarate Monotherapy or Peginterferon a-2a Monotherapy for 48 Weeks in Non-Cirrhotic Subjects with HBeAg-Positive or HBeAg-Negative ---[5] Protocol # IN-US-174-0174 Project Title: Tenofovir Disoproxil Fumarate in Late Pregnancy to Prevent Mother to Child Transmission of Hepatitis B Virus: A Multi-Center, Prospective, Randomized, Open-Label Study. ---[6] Protocol # ISR AI463-254 Project Title: An Observational Study on Proximal Tubular Dysfunction in Asian-American Patients Receiving Tenofovir Disoproxil Fumarate (TDF) or Entecavir (ETV) for HBV Treatment, ---[7] Protocol # HBV TRIAL AI452-005 Project Title: Dose-Ranging Study to Evaluate the Safety, Efficacy and Pharmacokinetics of Pegylated Interferon Lambda (BMS-914143) Monotherapy in Interferon-Naive Patients with Chronic Hepatitis B Virus Infection who are HBeAg-positive ---[8] Protocol # IN-US-174-0156 Project Title: Long-term Observational Study on Anti-HBV Effect of Tenofovir Disoproxil Fumarate (TDF) and Resistance Surveillance in Asian-American Adult Patients Formerly Participating Gilead 123 Studies ---[9] Protocol # BMS AI463-198 Project Title: Clinical Presentation and Outcomes of Chronic Hepatitis B Virus (HBV) Infection in Asian Americans ---[10] Protocol # REALM TRIAL AI463080 Project Title: Randomized, Observational Study of Entecavir to Assess Long-term Outcomes Associated with Nucleoside/Nucleotide Monotherapy for Patients with Chronic HBV Infection

Research Interests

Dr. Pan's research interest is focus on the field of natural history of viral hepatitis, antiviral therapy and the prevention of vertical transmission of hepatitis virus.

Research Keywords

hepatitis B, hepatitis C, antiviral treatment, vertical transmission, natural history

« Back to Results

All data from NYU Health Sciences Library Faculty Bibliography — -


Entecavir Safety and Effectiveness in a National Cohort of Chronic Hepatitis B Patients in the United States - the ENUMERATE study
Ahn, Joseph; Lee, Hannah; Lim, Joseph K; Pan, Calvin Q; Nguyen, Mindie H; Kim, WRay; Trinh, Huy N; Tran, Tram T; Chu, Danny; Min, Albert; Do, Son T; Woog, Jocelyn; Mannalithara, Ajitha; Lok, Anna S
2014 ;60:1100A-1100A, Hepatology
— id: 1383952, year: 2014, vol: 60, page: 1100A, stat: Journal Article,

Current Challenges and the Management of Chronic Hepatitis C in Mainland China
Duan, Zhongping; Jia, Ji-Dong; Hou, Jinlin; Lou, Lillian; Tobias, Hillel; Xu, Xiao Yuan; Wei, Lai; Zhuang, Hui; Pan, Calvin Q
2014 Jun;:15-15, Journal of clinical gastroenterology
— id: 1033772, year: 2014, vol: , page: 15, stat: Journal Article,

Clinical Presentation and Disease Phases of Chronic Hepatitis B Using Conventional Versus Modified ALT Criteria in Asian Americans
Hsu, Yu-Nan; Pan, Calvin Q; Abbasi, Ali; Xia, Victor; Bansal, Raghav; Hu, Ke-Qin
2014 Feb;:523-529, Digestive diseases & sciences
— id: 812082, year: 2014, vol: , page: 523, stat: Journal Article,

Efficacy and safety of tenofovir disoproxil fumarate in asian-americans with chronic hepatitis B in community settings
Pan, Calvin Q; Trinh, Huy; Yao, Alan; Bae, Ho; Lou, Lillian; Chan, Sing
2014 ;9(3):e89789-e89789 e89789, PLoS one
— id: 829722, year: 2014, vol: 9, page: e89789, stat: Journal Article,

Current recommendations of managing HBV infection in preconception or pregnancy
Park, JS; Pan, C
2014 ;8(2):158-165, Frontiers of medicine in China
— id: 1062432, year: 2014, vol: 8, page: 158, stat: Journal Article,

Clinical outcomes of tenofovir disoproxil fumarate (TDF) treatment versus no treatment for pregnant women with active chronic hepatitis B (CHB) and elevated alanine aminotransaminase (ALT)
Yi, W; Pan, C Q; Liu, M; Cai, H
2014 October 2014;60:1094A-1094A, Hepatology
— id: 1363092, year: 2014, vol: 60, page: 1094A, stat: Journal Article,

Risk of vertical transmission of hepatitis B after amniocentesis in HBs antigen-positive mothers
Yi, Wei; Pan, Calvin Q; Hao, Jianzhen; Hu, Yuhong; Liu, Min; Li, Li; Liang, Dongzhu
2014 Mar;60(3):523-529, Journal of hepatology
— id: 810942, year: 2014, vol: 60, page: 523, stat: Journal Article,

Excellent theraputic response to tenofovir dipivoxil fumarate (TDF) in chronic hepatitis b pregnant women with resistance to prior anti-viral therapy
Zhang, H; Pan, C Q; Liu, X; Bian, Q; Pang, Q; Zhu, Y X; Liu, Q; Tian, R
2014 October 2014;60:1117A-1118A, Hepatology
— id: 1363082, year: 2014, vol: 60, page: 1117A, stat: Journal Article,

Telbivudine or lamivudine use in late pregnancy safely reduces perinatal transmission of hepatitis B virus in real-life practice
Zhang, Hua; Pan, Calvin Q; Pang, Qiumei; Tian, Ruihua; Yan, Miaoe; Liu, Xin
2014 Aug;60(2):468-476, Hepatology
— id: 1195682, year: 2014, vol: 60, page: 468, stat: Journal Article,

Entecavir improves the outcome of acute-on-chronic liver failure due to the acute exacerbation of chronic hepatitis B
Lin, Bingliang; Pan, Calvin Q.; Xie, Dongying; Xie, Junqiang; Xie, Shibin; Zhang, Xiaohong; Wu, Biao; Lin, Chaoshuang; Gao, Zhiliang
2013 JUN;7(2):460-467, Hepatology international
— id: 551682, year: 2013, vol: 7, page: 460, stat: Journal Article,

Antiviral therapy for chronic hepatitis B in pregnancy
Pan, Calvin Q; Lee, Hannah M
2013 May;33(2):138-146, Seminars in liver disease
— id: 408662, year: 2013, vol: 33, page: 138, stat: Journal Article,

Cesarean section reduces perinatal transmission of hepatitis B virus infection from hepatitis B surface antigen-positive women to their infants
Pan, Calvin Q; Zou, Huai-Bin; Chen, Yu; Zhang, Xiaohui; Zhang, Hua; Li, Jie; Duan, Zhongping
2013 Oct;11(10):1349-1355, Clinical gastroenterology & hepatology
— id: 551662, year: 2013, vol: 11, page: 1349, stat: Journal Article,

Safety of Tenofovir Disoproxil Fumarate (TDF) treatment for the entire pregnancy in mothers with active chronic hepatitis B or cirrhosis
Pan, Calvin; Liu, Min; Cai, Haodong; Yi, Wei
2013 OCT;58 1 1(SI):624A-624A, Hepatology
— id: 833492, year: 2013, vol: 58 1 1, page: 624A, stat: Journal Article,

Safety of Tenofovir Disoproxil Fumarate Treatment in Late Pregnancy in Highly Viremic Mothers with Chronic Hepatitis B
Pan, Calvin; Ta, Anita; Zeng, Zheng
2013 OCT;108 1 1:S156-S156, American journal of gastroenterology
— id: 816322, year: 2013, vol: 108 1 1, page: S156, stat: Journal Article,

Three-year outcomes of tenofovir disoproxil fumarate (TDF) treatment in Asian-American adults with chronic hepatitis B in real-life practice in the US: A prospective open label study
Pan, Calvin; Zeng, Zheng; Bae, Ho; Trinh, Huy N.; Ma, Xiaoli; Mi, Li-Jun; Leduc, Truong-Sinh; Chan, Sing; Hu, Ke-Qin
2013 OCT;58 1 1(SI):696A-696A, Hepatology
— id: 833522, year: 2013, vol: 58 1 1, page: 696A, stat: Journal Article,

Safety of Telaprevir Treatment in Asian-American Adults with Genotype 1 Chronic Hepatitis C Virus Infection
Pan, Calvin; Zeng, Zheng; Ouyang, Elsa
2013 OCT;108 1 1:S142-S143, American journal of gastroenterology
— id: 816042, year: 2013, vol: 108 1 1, page: S142, stat: Journal Article,

Hepatitis Outreach Network: a practical strategy for hepatitis screening with linkage to care in foreign-born communities
Perumalswami, Ponni V; Factor, Stephanie H; Kapelusznik, Luciano; Friedman, Scott L; Pan, Calvin Q; Chang, Charissa; Di Clemente, Frances; Dieterich, Douglas T
2013 May;58(5):890-897, Journal of hepatology
— id: 551642, year: 2013, vol: 58, page: 890, stat: Journal Article,

Improvement in liver histology among Asian patients with chronic hepatitis B after long-term treatment with entecavir
Tong, Myron J; Kowdley, Kris V; Pan, Calvin; Hu, Ke-Qin; Chang, Ting-Tsung; Han, Kwang-Hyub; Yoon, Seung-Kew; Goodman, Zachary D; Beebe, Suzanne; Iloeje, Uchenna; Tang, Hong
2013 Apr;33(4):650-651, Liver international
— id: 551652, year: 2013, vol: 33, page: 650, stat: Journal Article,

The efficacy of lamivudine use in the second vs. third trimester of pregnancy in preventing vertical transmission of HBV in highly viremic mothers
Yi, W; Liu, M; Chen, A; Pan, C
2013 October 2013;58(4):614A-614A, Hepatology
— id: 670612, year: 2013, vol: 58, page: 614A, stat: Journal Article,

Response to tenofovir monotherapy in chronic hepatitis B patients with prior suboptimal response to entecavir
Pan, C Q; Hu, K-Q; Yu, A S; Chen, W; Bunchorntavakul, C; Reddy, K R
2012 Mar;19(3):213-219, Journal of viral hepatitis
— id: 204232, year: 2012, vol: 19, page: 213, stat: Journal Article,

An algorithm for risk assessment and intervention of mother to child transmission of hepatitis B virus
Pan, Calvin Q; Duan, Zhong-Ping; Bhamidimarri, Kalyan R; Zou, Huai-Bin; Liang, Xiao-Feng; Li, Jie; Tong, Myron J
2012 May;10(5):452-459, Clinical gastroenterology & hepatology
— id: 201162, year: 2012, vol: 10, page: 452, stat: Journal Article,

Telbivudine prevents vertical transmission from HBeAg-positive women with chronic hepatitis B
Pan, Calvin Q; Han, Guo-Rong; Jiang, Hong-Xiu; Zhao, Wei; Cao, Min-Kai; Wang, Cui-Min; Yue, Xin; Wang, Gen-Ju
2012 May;10(5):520-526, Clinical gastroenterology & hepatology
— id: 201142, year: 2012, vol: 10, page: 520, stat: Journal Article,

Long-term therapy with nucleoside/nucleotide analogues for chronic hepatitis B in Asian patients
Pan, Calvin Q; Hu, Ke-Qin; Tsai, Naoky
2012 Nov;:841-852 e49460, Antiviral therapy
— id: 201072, year: 2012, vol: , page: 841, stat: Journal Article,

Tenofovir disoproxil fumarate for prevention of vertical transmission of hepatitis B virus infection by highly viremic pregnant women: a case series
Pan, Calvin Q; Mi, Li-Jun; Bunchorntavakul, Chalermrat; Karsdon, Jeffrey; Huang, William M; Singhvi, Gaurav; Ghany, Marc G; Reddy, K Rajender
2012 Sep;57(9):2423-2429, Digestive diseases & sciences
— id: 201122, year: 2012, vol: 57, page: 2423, stat: Journal Article,

High rates of viral suppression after long-term entecavir treatment of Asian patients with hepatitis B e antigen-positive chronic hepatitis B
Pan, Calvin Q; Tong, Myron; Kowdley, Kris V; Hu, Ke-Qin; Chang, Ting-Tsung; Lai, Ching-Lung; Yoon, Seung Kew; Lee, Samuel S; Cohen, David; Tang, Hong; Tsai, Naoky
2012 Sep;10(9):1047-1050.e1, Clinical gastroenterology & hepatology
— id: 201132, year: 2012, vol: 10, page: 1047, stat: Journal Article,

Dynamic changes of lipopolysaccharide levels in different phases of acute on chronic hepatitis B liver failure
Pan, Calvin; Gu, Yurong; Zhang, Wei; Zheng, Yubao; Peng, Liang; Deng, Hong; Chen, Youming; Chen, Lubiao; Chen, Sui; Zhang, Min; Gao, Zhiliang
2012 ;7(11):e49460-e49460 e49460, PLoS one
— id: 201062, year: 2012, vol: 7, page: e49460, stat: Journal Article,

Prevalence and significance of Hepatitis B reverse transcriptase mutants in different disease stages of untreated patients
Zheng, Jinxin; Zeng, Zheng; Zhang, Duyi; Yu, Yanyan; Wang, Fang; Pan, Calvin Q
2012 Nov;32(10):1535-1542, Liver international
— id: 201112, year: 2012, vol: 32, page: 1535, stat: Journal Article,

Virologic factors associated with failure to passive-active immunoprophylaxis in infants born to HBsAg-positive mothers
Zou, H; Chen, Y; Duan, Z; Zhang, H; Pan, C
2012 Feb;19(2):e18-e25, Journal of viral hepatitis
— id: 204222, year: 2012, vol: 19, page: e18, stat: Journal Article,

Hepatitis B reactivation during immunosuppression: from pathogenesis to management strategy
Bhamidimarri, K.R.; Pan, C.Q.
2011 ;4(1):44-48, North American journal of medical sciences
— id: 204272, year: 2011, vol: 4, page: 44, stat: Journal Article,

Barriers to screening for hepatitis B virus infection in Asian Americans
Hu, Ke-Qin; Pan, Calvin Q; Goodwin, Diane
2011 Nov;56(11):3163-3171, Digestive diseases & sciences
— id: 201182, year: 2011, vol: 56, page: 3163, stat: Journal Article,

Management of initial HBV treapy for an HBeAg-Negative patient
Pan, C.Q.; Hu, K.Q.
2011 ;4(1):50-56, North American journal of medical sciences
— id: 204282, year: 2011, vol: 4, page: 50, stat: Journal Article,

Pregnancy-related liver diseases
Pan, Calvin; Perumalswami, Ponni V
2011 Feb;15(1):199-208, Clinics in liver disease
— id: 201212, year: 2011, vol: 15, page: 199, stat: Journal Article,

The management of chronic hepatitis B in Asian Americans
Tong, Myron J; Pan, Calvin Q; Hann, Hie-Won; Kowdley, Kris V; Han, Steven-Huy B; Min, Albert D; Leduc, Truong-Sinh
2011 Nov;56(11):3143-3162, Digestive diseases & sciences
— id: 201172, year: 2011, vol: 56, page: 3143, stat: Journal Article,

[Prevention of hepatitis B virus vertical transmission: current situation and challenges.]
Zou, Huai-Bin; Chen, Yu; Zhang, Hua; Duan, Zhong-Ping; Li, Jie; Zhuang, Hui; Liang, Xiao-Feng; Pan, Calvin Q
2010 Jul;18(7):556-558, Zhonghua gan zang bing za zhi = Zhonghua ganzangbing zazhi = Chinese journal of hepatology
— id: 201232, year: 2010, vol: 18, page: 556, stat: Journal Article,

Revisiting the natural history of chronic Hepatitis B in Asian Americans
Pan, C.Q.; Chiang, B.
2009 ;2(3):111-119, North American journal of medical sciences
— id: 204262, year: 2009, vol: 2, page: 111, stat: Journal Article,

Epidemiology, presentation, and treatment of chronic Hepatitis B Virus infection in mainland China, Taiwan, and Chinese Americans in the United States
Pan, C.Q.; Jia, J.D.; Chu, C.J.; Hou, J.L.; Hu, K.Q.
2008 ;2:159-165, Current hepatitis reports
— id: 204252, year: 2008, vol: 2, page: 159, stat: Journal Article,

Natural History and Clinical Consequences of Hepatitis B Virus Infection
Pan, Calvin Q; Zhang, Jin X
2005 ;2(1):36-40, International journal of medical sciences
— id: 201262, year: 2005, vol: 2, page: 36, stat: Journal Article,

Morphine modulates mesangial immunoglobulin G uptake in rats with antithymocyte serum-induced mesangial cell injury
Singhal, P C; Pan, C Q; Sagar, S; Valderrama, E; Stahl, R A
1996 ;74(1):197-203, Nephron
— id: 204202, year: 1996, vol: 74, page: 197, stat: Journal Article,

Morphine enhances deposition of ferritin-antiferritin complexes in the glomerular mesangium
Singhal, P C; Pan, C Q; Sagar, S; Gibbons, N; Valderrama, E
1995 ;70(2):229-234, Nephron
— id: 204172, year: 1995, vol: 70, page: 229, stat: Journal Article,

Coordinate and independent effects of cocaine, alcohol, and morphine on accumulation of IgG aggregates in the rat glomeruli
Pan, C Q; Singhal, P C
1994 Jan;205(1):29-34, Proceedings of the Society for Experimental Biology & Medicine
— id: 204212, year: 1994, vol: 205, page: 29, stat: Journal Article,

1993 ;14(4):203-216, Research communications in substance abuse
— id: 551672, year: 1993, vol: 14, page: 203, stat: Journal Article,

Effect of morphine on mesangial immunoglobulin G aggregate kinetics
Singhal, P C; Pan, C Q; Gibbons, N; Valderrama, E
1993 Nov;265(5 Pt 1):C1211-C1219, American journal of physiology
— id: 204182, year: 1993, vol: 265, page: C1211, stat: Journal Article,

Effect of morphine on uptake of immunoglobulin G complexes by mesangial cells and macrophages
Singhal, P C; Pan, C; Gibbons, N
1993 May;264(5 Pt 2):F859-F866, American journal of physiology
— id: 204192, year: 1993, vol: 264, page: F859, stat: Journal Article,