Hari Nathan

8.5k total citations · 1 hit paper
141 papers, 5.4k citations indexed

About

Hari Nathan is a scholar working on Oncology, Surgery and Economics and Econometrics. According to data from OpenAlex, Hari Nathan has authored 141 papers receiving a total of 5.4k indexed citations (citations by other indexed papers that have themselves been cited), including 72 papers in Oncology, 54 papers in Surgery and 33 papers in Economics and Econometrics. Recurrent topics in Hari Nathan's work include Pancreatic and Hepatic Oncology Research (43 papers), Healthcare Policy and Management (27 papers) and Cholangiocarcinoma and Gallbladder Cancer Studies (23 papers). Hari Nathan is often cited by papers focused on Pancreatic and Hepatic Oncology Research (43 papers), Healthcare Policy and Management (27 papers) and Cholangiocarcinoma and Gallbladder Cancer Studies (23 papers). Hari Nathan collaborates with scholars based in United States, United Kingdom and Switzerland. Hari Nathan's co-authors include Timothy M. Pawlik, Michael A. Choti, Richard D. Schulick, Christopher L. Wolfgang, Justin B. Dimick, Timothy M. Pawlik, John L. Cameron, Barish H. Edil, Joseph M. Herman and Timothy L. Frankel and has published in prestigious journals such as Journal of Clinical Oncology, Gastroenterology and Hepatology.

In The Last Decade

Hari Nathan

132 papers receiving 5.4k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

New Persistent Opioid Use Among Patients With Cancer After Curative-Intent Surgery

2017 263 citations Michael J. Englesbe, Hari Nathan et al. Journal of Clinical Oncology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Hari Nathan United States	44	2.7k	2.7k	1.7k	1.1k	862	141	5.4k
Jordan M. Cloyd United States	42	2.9k 1.1×	3.4k 1.3×	1.8k 1.1×	1.0k 0.9×	1.2k 1.3×	335	6.7k
Aslam Ejaz United States	44	3.0k 1.1×	3.1k 1.2×	2.2k 1.3×	653 0.6×	567 0.7×	302	6.1k
Shimul A. Shah United States	46	4.1k 1.5×	2.7k 1.0×	1.6k 0.9×	2.8k 2.6×	1.6k 1.9×	278	7.5k
Yuhree Kim United States	43	2.6k 1.0×	2.2k 0.8×	1.9k 1.1×	886 0.8×	420 0.5×	116	4.7k
Mary Dillhoff United States	34	1.5k 0.5×	2.4k 0.9×	938 0.6×	341 0.3×	854 1.0×	208	4.1k
Luigi Cavanna Italy	35	798 0.3×	2.1k 0.8×	1.0k 0.6×	753 0.7×	627 0.7×	217	4.7k
Glenn Steele United States	41	2.5k 0.9×	3.4k 1.3×	1.8k 1.0×	1.3k 1.2×	498 0.6×	156	7.0k
Ignace H. J. T. de Hingh Netherlands	51	7.7k 2.9×	5.2k 1.9×	3.1k 1.8×	583 0.5×	952 1.1×	367	11.0k
Helena M. Verkooijen Netherlands	51	1.9k 0.7×	3.4k 1.3×	1.6k 1.0×	484 0.4×	482 0.6×	327	8.5k
Sharon M. Weber United States	42	2.8k 1.0×	2.9k 1.1×	2.1k 1.2×	427 0.4×	1.0k 1.2×	199	5.6k

Countries citing papers authored by Hari Nathan

Since Specialization

Citations

This map shows the geographic impact of Hari Nathan's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Hari Nathan with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hari Nathan more than expected).

Fields of papers citing papers by Hari Nathan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hari Nathan. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Hari Nathan. The network helps show where Hari Nathan may publish in the future.

Co-authorship network of co-authors of Hari Nathan

This figure shows the co-authorship network connecting the top 25 collaborators of Hari Nathan. A scholar is included among the top collaborators of Hari Nathan based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Hari Nathan. Hari Nathan is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Mott, Nicole M., Erin Kim, Shawna N. Smith, et al.. (2025). Right-Sizing Testing Before Elective Surgery for Patients With Low Risk. JAMA Network Open. 8(10). e2535750–e2535750.

Nuliyalu, Ushapoorna, et al.. (2024). Characteristics of High-quality Multi-hospital Health Systems Performing Major Cancer Surgery. Annals of Surgery. 283(2). 255–261.

Enzler, Thomas, Jiaqi Shi, Brian D. Griffith, et al.. (2024). A Comparison of Spatial and Phenotypic Immune Profiles of Pancreatic Ductal Adenocarcinoma and Its Precursor Lesions. International Journal of Molecular Sciences. 25(5). 2953–2953. 2 indexed citations

Mullens, Cody Lendon, et al.. (2023). Evaluation of Prices for Surgical Procedures Within and Outside Hospital Networks in the US. JAMA Network Open. 6(2). e2255849–e2255849. 5 indexed citations

Thompson, Michael P., J. Stewart, Hechuan Hou, et al.. (2023). Determinants and Outcomes Associated With Skilled Nursing Facility Use After Coronary Artery Bypass Grafting: A Statewide Experience. Circulation Cardiovascular Quality and Outcomes. 16(10). e009639–e009639. 2 indexed citations

Dimick, Justin B., et al.. (2023). The combined effect of race, dual-eligibility and neighborhood deprivation on medicare spending after cancer surgery. The American Journal of Surgery. 226(4). 424–429. 2 indexed citations

Ibrahim, Andrew M., et al.. (2022). Neighborhood Deprivation, Hospital Quality, and Mortality After Cancer Surgery. Annals of Surgery. 277(1). 73–78. 14 indexed citations

Koerkamp, Bas Groot, et al.. (2022). Adjuvant treatment for the elderly patient with resected gallbladder cancer: a SEER-Medicare analysis. Journal of Gastrointestinal Oncology. 13(6). 3227–3239. 2 indexed citations

Díaz, Adrián, Karan R. Chhabra, Justin B. Dimick, & Hari Nathan. (2020). Variations in surgical spending within hospital systems for complex cancer surgery. Cancer. 127(4). 586–597. 13 indexed citations

10.

Sheetz, Kyle H., Justin B. Dimick, & Hari Nathan. (2019). Centralization of High-Risk Cancer Surgery Within Existing Hospital Systems. Journal of Clinical Oncology. 37(34). 3234–3242. 106 indexed citations

11.

Lee, Rachel, Alexandra G. Lopez‐Aguiar, Adriana C. Gamboa, et al.. (2019). Interaction of race and pathology for neuroendocrine tumors: Epidemiology, natural history, or racial disparity?. Journal of Surgical Oncology. 120(6). 919–925. 12 indexed citations

12.

Smith, Margaret E., Ushapoorna Nuliyalu, Justin B. Dimick, & Hari Nathan. (2019). Local Referral of High-Risk Pancreatectomy Patients to Improve Surgical Outcomes and Minimize Travel Burden. Journal of Gastrointestinal Surgery. 24(4). 882–889. 4 indexed citations

13.

Kamarajah, Sivesh K., Christopher J. Sonnenday, Clifford Cho, et al.. (2019). Association of adjuvant radiotherapy with survival after margin-negative resection of pancreatic ductal adenocarcinoma: a propensity-matched national cancer database (ncdb) analysis. HPB. 21. S310–S310. 18 indexed citations

14.

Crown, Angelena, Hagen F. Kennecke, Richard A. Kozarek, et al.. (2018). Gastric carcinoids: Does type of surgery or tumor affect survival?. The American Journal of Surgery. 217(5). 937–942. 10 indexed citations

15.

Lazarus, Jenny, Tomasz Maj, J. Joshua Smith, et al.. (2018). Spatial and phenotypic immune profiling of metastatic colon cancer. JCI Insight. 3(22). 66 indexed citations

16.

Pradarelli, Jason, Christopher P. Scally, Hari Nathan, Jyothi R. Thumma, & Justin B. Dimick. (2016). Hospital Teaching Status and Medicare Expenditures for Complex Surgery. Annals of Surgery. 265(3). 502–513. 49 indexed citations

17.

Reames, Bradley N., Christopher P. Scally, Timothy L. Frankel, Justin B. Dimick, & Hari Nathan. (2016). National trends in resection of cystic lesions of the pancreas. HPB. 18(4). 375–382. 4 indexed citations

18.

Mayo, Skye C., Andrew D. Shore, Hari Nathan, et al.. (2011). Refining the definition of perioperative mortality following hepatectomy using death within 90 days as the standard criterion. HPB. 13(7). 473–482. 128 indexed citations

19.

Nathan, Hari, Gilles Mentha, Hugo P. Marques, et al.. (2009). Comparative performances of staging systems for early hepatocellular carcinoma. HPB. 11(5). 382–390. 20 indexed citations

20.

Edil, Barish H., John L. Cameron, Sushanth Reddy, et al.. (2008). Choledochal Cyst Disease in Children and Adults: A 30-Year Single-Institution Experience. Journal of the American College of Surgeons. 206(5). 1000–1005. 99 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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