Nader Massarweh, MD, MPH, FACS

Research Program

Cancer Prevention and Control
Phone Number

404-321-6111

Biography

Nader Massarweh, MD, MPH, FACS, is chief of surgery at the Atlanta VA Healthcare System, vice chair of veterans affairs for the Emory Department of Surgery, and associate professor of Surgery for the Emory Division of Surgical Oncology at Emory University School of Medicine. A board certified surgeon, Dr. Massarweh specializes in minimally invasive approaches to the treatment of solid organ malignancies including primary and secondary liver tumors, cystic and solid pancreatic tumors, biliary tract cancer and colorectal cancer.

Dr. Massarweh is a member of the Cancer Prevention and Control Research Program at Winship Cancer Institute of Emory University.

Prior to joining Emory, Dr. Massarweh held positions at the Michael E. DeBakey Department of Surgery and the Section of Health Services Research at Baylor College of Medicine, was an investigator for the Center for Innovations in Quality, Effectiveness and Safety at the Michael E. DeBakey VA Medical Center, and a practicing surgical oncologist at the VA Medical Center.

Education

Dr. Massarweh received his medical degree at Tulane University. He then attended the University of Washington, where he received his MPH and completed his post-graduate research fellowship and general surgery residency. He also completed a complex general surgical oncology fellowship at MD Anderson Cancer Center.

Titles & Roles

Associate Professor, Division of Surgical Oncology, Department of Surgery

Emory University School of Medicine
Vice Chair of Veterans Affairs, Department of Surgery

Emory University School of Medicine
Chief of Surgery

Atlanta VA Healthcare System

Professional Memberships

Dr. Massarweh is a Fellow of the American College of Surgeons. He also holds memberships with various professional organizations including the American Medical Association, Association for Academic Surgery, Society of Surgical Oncology and American Society of Clinical Oncology.

Research

Dr. Massarweh's research interests include assessing the impact and effectiveness of national health policy initiatives, evaluating the reliability and value of national quality measures, and improving the timely dissemination of surgical performance data for quality improvement. He has received funding from the NIH/NCI, the VA's Health Services Research and Development Service, and the Agency for Healthcare Research and Quality for studies involving health services, health policy and health care quality improvement.

Publications

Title/Journal	Authors	Publication Date
Frailty and Survival for Diagnoses Feasibly Managed Operatively or Nonoperatively. Annals of surgery	E Mosher, H Nassereldine, JC McKibben, J Johanning, S Arya, NN Massarweh, R Shah, M Shinall, P Shireman, PR Varley, EL George, A Youk, L Backhus, AJ Brown, N Christie, R Dhupar, N Donnellan, NJ Giori, MR Goede, R Guido, J Lee, JL Griffin Miller, JC Siebler, DA Tonetti, SA Vincent, KM Reitz, DE Hall	04/28/2025
Risk Adjusted Continuous Monitoring of Postoperative Mortality After Cardiac Surgery. Health services research	Z Mobini, A Saati, T Ayer, X Cui, R Krafty, AHS Harris, NN Massarweh	03/19/2025
Landscape of Consensus-Based Entity-Endorsed Perioperative Quality Measures. Annals of surgery open : perspectives of surgical history, education, and clinical approaches	AHS Harris, K Davis-Lopez, E Schmidt, K Nieser, NN Massarweh	03/01/2025
Surgical Turnover Time Using Lean Six Sigma. JAMA surgery	A Cupples, I Duva, H Birdsong, NN Massarweh	03/01/2025
Best Practices for Delivering Neoadjuvant Therapy in Pancreatic Ductal Adenocarcinoma. JAMA surgery	JM Cloyd, A Sarna, MJ Arango, SE Bates, MS Bhutani, M Bloomston, V Chung, E Dotan, CR Ferrone, PF Gambino, AH Goenka, KA Goodman, WA Hall, J He, ME Hogg, S Jayaraman, A Kambadakone, MHG Katz, AA Khorana, AH Ko, EJ Koay, DA Kooby, SG Krishna, LK Larsson, RT Lee, A Maitra, NN Massarweh, S Mikhail, M Muzaffar, EM O'Reilly, M Palta, MQB Petzel, PA Philip, M Reyngold, D Santa Mina, DPS Sohal, TK Sundaresan, S Tsai, KL Turner, TJ Vreeland, S Walston, MK Washington, TM Williams, JY Wo, RA Snyder	02/01/2025
Evaluating Receipt of Optimal Medical Therapy Among Structurally Disadvantaged Groups Undergoing Amputation. Annals of vascular surgery	BM Mize, A Saati, MW Donzo, N Forrester, AF Mustapha, A Neill, Y Duwayri, NN Massarweh, TH Akintobi, RE Patzer, O Alabi	01/01/2025
Top Ten Tips Palliative Care Clinicians Should Know Before Their Patient Undergoes Surgery. Journal of palliative medicine	R Hadler, L India, AM Bader, ON Farber, ML Fritz, FM Johnston, NN Massarweh, R Pathak, SH Sacks, ML Schwarze, J Streid, WE Rosa, RA Aslakson	01/01/2025
Review of maintenance and surveillance of dialysis access. Seminars in vascular surgery	S Brathwaite, AB Kernodle, NN Massarweh, O Alabi	12/01/2024
Preoperative Staging of Colon Cancer-Picking the Lesser of Two Evils. Annals of surgical oncology	ACW Reitz, NN Massarweh	11/01/2024
Automated Versus Semi-Automated Lab Value Extraction for the VA Cardiac Surgical Quality Improvement Program. The Journal of surgical research	AHS Harris, A Shotqara, EL Meerwijk, SR Tamang, H Eddington, D Logan, NN Massarweh	10/01/2024
Complication Timing, Failure to Rescue, and Readmission After Inpatient Pediatric Surgery. The Journal of surgical research	BT Hickner, JI Portuondo, SC Mehl, SR Shah, MV Raval, NN Massarweh	10/01/2024
Association between type of index complication and outcomes after noncardiac surgery. Surgery	VW Chen, J Portuondo, NN Massarweh	09/01/2024
When Getting Bigger is Too Big: Challenges of Growing Health Care Systems. Annals of surgery	NN Massarweh, AM Ibrahim	08/01/2024
Factors associated with 90-day reintervention following lower extremity revascularization. Journal of vascular surgery	O Alabi, JL Harding, N Massarweh, X Zheng, L Brewster, J Mao, Y Duwayri	07/01/2024
Exploring Health Literacy and Vascular Access Decision Making: A Scoping Review. Journal of clinical medicine	S Brathwaite, O Alabi, L Simpson, N Massarweh	06/26/2024
Palliative Care Utilization and Hospital Transfers in Veterans Treated in Telecritical Care-Supported Intensive Care Units Versus Non-Telecritical Care Intensive Care Units. Journal of palliative medicine	RA Hadler, Y Gao, B Beck, J Moeckli, N Massarweh, H Mosher, M Vaughan-Sarrazin	06/01/2024
Outcomes of Women Undergoing Noncardiac Surgery in Veterans Affairs Compared With Non-Veterans Affairs Care Settings. JAMA surgery	EL George, MA Jacobs, KM Reitz, NN Massarweh, AO Youk, S Arya, DE Hall	05/01/2024
Video-Based Assessment of Surgical Quality-Will Video Kill the Radio Star? JAMA network open	ACW Reitz, NN Massarweh	04/01/2024
Case Sampling for Evaluating Hospital Postoperative Morbidity in US Surgical Quality Improvement Programs. JAMA surgery	VW Chen, T Rosen, Y Dong, PA Richardson, JR Kramer, LA Petersen, NN Massarweh	03/01/2024
Hospital Variation in Mortality and Failure to Rescue after Surgery for High-Risk Neonatal Diagnoses. Neonatology	SC Mehl, JI Portuondo, Y Tian, MV Raval, A King, KL Rialon, AM Vogel, DE Wesson, SR Shah, NN Massarweh	01/01/2024
Case Sampling vs Universal Review for Evaluating Hospital Postoperative Mortality in US Surgical Quality Improvement Programs. JAMA surgery	VW Chen, AP Chidi, T Rosen, Y Dong, PA Richardson, J Kramer, DA Axelrod, LA Petersen, NN Massarweh	12/01/2023
Association between readmission care fragmentation and outcomes after interventions for peripheral arterial disease. Journal of vascular surgery	O Alabi, NN Massarweh, X Zheng, L Brewster, J Mao, Y Duwayri	12/01/2023
A Retrospective Cohort Study to Evaluate Adding Biomarkers to the Risk Analysis Index of Frailty. The Journal of surgical research	JL Estock, PK Pandalai, JM Johanning, AO Youk, PR Varley, S Arya, NN Massarweh, DE Hall	12/01/2023
ASO Visual Abstract: Treatment Disparities Partially Mediate Socioeconomic- and Race/Ethnicity-Based Survival Disparities in Stage I-II Hepatocellular Carcinoma. Annals of surgical oncology	DS Swords, TE Newhook, CD Tzeng, NN Massarweh, YS Chun, S Lee, AO Kaseb, M Ghobrial, JN Vauthey, HS Tran Cao	12/01/2023
Treatment Disparities Partially Mediate Socioeconomic- and Race/Ethnicity-Based Survival Disparities in Stage I-II Hepatocellular Carcinoma. Annals of surgical oncology	DS Swords, TE Newhook, CD Tzeng, NN Massarweh, YS Chun, S Lee, AO Kaseb, M Ghobrial, JN Vauthey, HS Tran Cao	11/01/2023
Risk-Adjusted Cumulative Sum for Early Detection of Hospitals With Excess Perioperative Mortality. JAMA surgery	VW Chen, AP Chidi, Y Dong, PA Richardson, DA Axelrod, LA Petersen, NN Massarweh	11/01/2023
Hospital Variation in Mortality After Inpatient Pediatric Surgery. Annals of surgery	SC Mehl, JI Portuondo, Y Tian, MV Raval, SR Shah, AM Vogel, D Wesson, NN Massarweh	09/01/2023
Variation in Complications and Mortality According to Infant Diagnosis. Annals of surgery	SC Mehl, JI Portuondo, SC Fallon, SR Shah, DE Wesson, AM Vogel, A King, ME Lopez, NN Massarweh	07/01/2023
Evaluating the benefit of surgical resection for hepatocellular carcinoma with multifocality or intrahepatic vascular invasion. HPB : the official journal of the International Hepato Pancreato Biliary Association	AN Kothari, NN Massarweh, MA Flitcroft, T Newhook, CD Tzeng, YS Chun, AO Kaseb, JN Vauthey, HS Tran Cao	07/01/2023
Ureteral reconstruction with appendiceal interposition graft following resection of retroperitoneal leiomyosarcoma. Journal of surgical case reports	TR Williams, I Diallo, M Issa, NN Massarweh	07/01/2023
Association of Health Care Utilization and Access to Care With Vascular Assessment Before Major Lower Extremity Amputation Among US Veterans. JAMA surgery	O Alabi, S Beriwal, JW Gallini, X Cui, C Jasien, L Brewster, KJ Hunt, NN Massarweh	06/01/2023
Volume-Outcome for Pancreatic Cancer: Finally Getting Under the Hood. Annals of surgical oncology	MC Mason, NN Massarweh	03/01/2023
Adjuvant Therapy for Pancreatic Adenocarcinoma-Leaving No Rock Unturned. JAMA oncology	MC Mason, MC Russell, NN Massarweh	03/01/2023
Variation in Resident Operative Autonomy at Veterans Affairs Hospitals. JAMA surgery	JI Portuondo, RS Whitlock, SC Mehl, NN Massarweh	03/01/2023
Variation in hospital utilization of palliative interventions for patients with advanced gastrointestinal cancer near end of life. Journal of surgical oncology	VW Chen, JI Portuondo, Z Cooper, NN Massarweh	03/01/2023
Association Between Postoperative Complications and Long-term Survival After Non-cardiac Surgery Among Veterans. Annals of surgery	JI Portuondo, KMF Itani, NN Massarweh	01/01/2023
Racial Differences in Vascular Assessment Prior to Amputation in the Veterans Health Administration. Health equity	O Alabi, KJ Hunt, RE Patzer, T Henry Akintobi, NN Massarweh	01/01/2023
ASO Author Reflections: Palliative Interventions in Cancer Care Within the Last Year of Life: Unnecessary or Underutilized? Annals of surgical oncology	VW Chen, NN Massarweh	11/01/2022
Use of Palliative Interventions at End of Life for Advanced Gastrointestinal Cancer. Annals of surgical oncology	VW Chen, JI Portuondo, Z Cooper, NN Massarweh	11/01/2022
Long-Term Survival and Curative-Intent Treatment in Hepatitis B or C Virus-Associated Hepatocellular Carcinoma Patients Diagnosed during Screening. Biology	F Izzo, MC Mason, EJ Silberfein, NN Massarweh, C Hsu, HS Tran Cao, R Palaia, M Piccirillo, A Belli, R Patrone, R Fusco, V Granata, SA Curley	11/01/2022
Association of red blood cell transfusion volume with postoperative complications and mortality in neonatal surgery. Journal of pediatric surgery	SC Mehl, JI Portuondo, RW Pettit, SC Fallon, DE Wesson, NN Massarweh, SR Shah, ME Lopez, AM Vogel	11/01/2022
Understanding the association between clinical staging accuracy, treatment response, and survival among gastric cancer patients through Bayesian analysis. Journal of surgical oncology	WL da Costa, HS Tran Cao, X Gu, NN Massarweh	11/01/2022
Clinical Understaging, Treatment Response, and Survival Among Esophageal Adenocarcinoma Patients. The Journal of surgical research	WL da Costa, X Gu, F Farjah, SS Groth, BM Burt, RT Ripley, NN Massarweh	11/01/2022
ASO Visual Abstract: Use of Palliative Interventions at End of Life for Advanced Gastrointestinal Cancer. Annals of surgical oncology	VW Chen, JI Portuondo, Z Cooper, NN Massarweh	11/01/2022
Complications and Failure to Rescue After Inpatient Pediatric Surgery. Annals of surgery	JI Portuondo, SR Shah, MV Raval, IE Pan, H Zhu, SC Fallon, AHS Harris, H Singh, NN Massarweh	10/01/2022
Association of prematurity with complications and failure to rescue in neonatal surgery. Journal of pediatric surgery	SC Mehl, JI Portuondo, RW Pettit, SC Fallon, DE Wesson, SR Shah, AM Vogel, ME Lopez, NN Massarweh	10/01/2022
Using Administrative Codes to Measure Health Care Quality. JAMA	JI Portuondo, AHS Harris, NN Massarweh	09/06/2022
Association between index complication and outcomes after inpatient pediatric surgery. Journal of pediatric surgery	JI Portuondo, SC Mehl, SR Shah, MV Raval, H Zhu, SC Fallon, DE Wesson, NN Massarweh	09/01/2022
Colorectal Cancer Screening in the US-Still Putting the Cart Before the Horse? JAMA oncology	RJ Bello, GJ Chang, NN Massarweh	07/01/2022
Bayesian Approach to Understand the Association Between Treatment Down-staging and Survival for Patients With Pancreatic Adenocarcinoma. Annals of surgery	WL da Costa, HS Tran Cao, X Gu, NN Massarweh	03/01/2022
Association Between Hospital Perioperative Quality and Long-term Survival After Noncardiac Surgery. JAMA surgery	JI Portuondo, F Farjah, NN Massarweh	03/01/2022
Comparing Veterans Affairs and Private Sector Perioperative Outcomes After Noncardiac Surgery. JAMA surgery	EL George, NN Massarweh, A Youk, KM Reitz, MC Shinall, R Chen, AW Trickey, PR Varley, J Johanning, PK Shireman, S Arya, DE Hall	03/01/2022
Looking Beyond Perioperative Morbidity and Mortality as Measures of Surgical Quality. Annals of surgery	RP Merkow, NN Massarweh	02/01/2022
Staging Concordance and Guideline-Concordant Treatment for Esophageal Adenocarcinoma. The Annals of thoracic surgery	WL da Costa, X Gu, F Farjah, SS Groth, BM Burt, RT Ripley, PW Carrott, NN Massarweh	01/01/2022
Low left ventricular ejection fraction, complication rescue, and long-term survival after coronary artery bypass grafting. The Journal of thoracic and cardiovascular surgery	S Omer, A Adeseye, E Jimenez, LD Cornwell, NN Massarweh	01/01/2022
Clinical Utility of the Risk Analysis Index as a Prospective Frailty Screening Tool within a Multi-practice, Multi-hospital Integrated Healthcare System. Annals of surgery	PR Varley, JD Borrebach, S Arya, NN Massarweh, AL Bilderback, MK Wisniewski, JB Nelson, JT Johnson, JM Johanning, DE Hall	12/01/2021
ASO Author Reflections: Imatinib Use Remains Inadequate for High-Risk GIST Patients. Annals of surgical oncology	RK Voss, NN Massarweh, CL Roland	12/01/2021
National Utilization of Imatinib in the Management of Resected Gastrointestinal Stromal Tumors. Annals of surgical oncology	RK Voss, NN Massarweh, YJ Chiang, N Somaiah, BW Feig, CL Roland	12/01/2021
Impact of Multimodality Treatment Sequence on Survival in Stage IIB Non-Small Cell Lung Cancer. The Annals of thoracic surgery	SM Stokes, NN Massarweh, JR Stringham, TK Varghese	11/01/2021
Time to Rethink Upfront Surgery for Resectable Intrahepatic Cholangiocarcinoma? Implications from the Neoadjuvant Experience. Annals of surgical oncology	MC Mason, NN Massarweh, CD Tzeng, YJ Chiang, YS Chun, TA Aloia, M Javle, JN Vauthey, HS Tran Cao	10/01/2021
Relationship Between Perioperative Outcomes Used for Profiling Hospital Noncardiac Surgical Quality. The Journal of surgical research	NN Massarweh, VW Chen, T Rosen, PA Richardson, AHS Harris, LA Petersen	08/01/2021