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Chet Hammill, MD, MCR, FACS

Associate Professor, Surgery
Division of General Surgery
Hepatobiliary-Pancreatic and Gastrointestinal Surgery Section

Specialty Areas

Hepatobiliary Pancreatic (HPB) Surgery

Board Certifications

General Surgery

Hospital Affiliations

Barnes-Jewish Hospital

Areas of Clinical Interest

Liver, pancreas and biliary diseases, minimally invasive and robotic surgery

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Maps & Directions

Maps & Directions

Center for Advanced Medicine
Gastrointestinal Center

4921 Parkview Place
St. Louis, MO 63110

Office Phone: 314-273-1809

Siteman Cancer Center - South County

5225 MidAmerica Plaza
St. Louis, MO 63129

Office Phone: 314-273-1809

Education

Education

Master of Clinical Research: Oregon Health & Sciences University, Portland, Oregon 2012
Fellowship: Hepatobiliary and Pancreas Surgery, Portland Providence Medical Center, Portland, Oregon 2011
Residency: General Surgery, University of Hawaii, Honolulu, Hawaii 2009
Medical Degree: University of Illinois, Urbana, Illinois 2004
Masters of Science: Aeronautical and Astronautical Engineering, University of Illinois, Urbana, Illinois 2004
Bachelor of Science: University of Illinois, Urbana, Illinois 1996

Publication & Research

Publication & Research

The Pucker sign: an operative and radiological indicator of impending operative difficulty due to severe chronic contractive inflammation in cholecystectomy.
Strasberg SM, Bhalla S, Hammill CW
J Hepatobiliary Pancreat Sci. 2018 Oct; 25(10)455-459. doi: 10.1002/jhbp.583.

PMID:
    30264495
    [PubMed - in process]
Related citations


The importance of early recognition in management of ERCP-related perforations.
Bill JG, Smith Z, Brancheck J, Elsner J, Hobbs P, Lang GD, Early DS, Das K, Hollander T, Doyle MBM, Fields RC, Hawkins WG, Strasberg SM, Hammill C, Chapman WC, Edmundowicz S, Mullady DK, Kushnir VM
Surg Endosc. 2018 May 16; doi: 10.1007/s00464-018-6235-8.

PMID:
    29770887
    [PubMed - as supplied by publisher]
Related citations


Optimal extent of surgical and pathologic lymph node evaluation for resected intrahepatic cholangiocarcinoma.
Brauer DG, Fields RC, Tan BR Jr, Doyle MBM, Hammill CW, Hawkins WG, Colditz GA, Chapman WC
HPB (Oxford). 2018 May; 20(5)470-476. doi: 10.1016/j.hpb.2017.11.010.

PMID:
    29370972
    [PubMed - in process]
Related citations


Prospective Evaluation of Pasireotide in Patients Undergoing Pancreaticoduodenectomy: The Washington University Experience.
Dominguez-Rosado I, Fields RC, Woolsey CA, Williams G, Horwedel TA, Rose JB, Hammill CW, Doyle MB, Chapman WC, Strasberg SM, Hawkins WG, Sanford DE
J Am Coll Surg. 2018 Feb; 226(2)147-154.e1. doi: 10.1016/j.jamcollsurg.2017.10.021.

PMID:
    29133263
    [PubMed - in process]
Related citations


Regional Metastatic Behavior of Nonfunctional Pancreatic Neuroendocrine Tumors: Impact of Lymph Node Positivity on Survival.
Jutric Z, Grendar J, Hoen HM, Cho SW, Cassera MA, Newell PH, Hammill CW, Hansen PD, Wolf RF
Pancreas. 2017 Aug; 46(7)898-903. doi: 10.1097/MPA.0000000000000861.

PMID:
    28697130
    [PubMed - indexed for MEDLINE]
Related citations


Novel Simulation Device for Targeting Tumors in Laparoscopic Ablation: A Learning Curve Study.
Jutric Z, Grendar J, Brown WL, Cassera MA, Wolf RF, Hansen PD, Hammill CW
Surg Innov. 2017 Oct; 24(5)492-498. doi: 10.1177/1553350617715833.

PMID:
    28643605
    [PubMed - indexed for MEDLINE]
Related citations


Analysis of 340 Patients with Solid Pseudopapillary Tumors of the Pancreas: A Closer Look at Patients with Metastatic Disease.
Jutric Z, Rozenfeld Y, Grendar J, Hammill CW, Cassera MA, Newell PH, Hansen PD, Wolf RF
Ann Surg Oncol. 2017 Jul; 24(7)2015-2022. doi: 10.1245/s10434-017-5772-z.

PMID:
    28299507
    [PubMed - indexed for MEDLINE]
Related citations


Management of Primary Hyperparathyroidism: Can We Do Better?
Sharata A, Kelly TL, Rozenfeld Y, Hammill CW, Schuman E, Carlisle JR, Aliabadi-Wahle S
Am Surg. 2017 Jan 1; 83(1)64-70.

PMID:
    28234128
    [PubMed - indexed for MEDLINE]
Related citations


Validation of Fistula Risk Score calculator in diverse North American HPB practices.
Grendar J, Jutric Z, Leal JN, Ball CG, Bertens K, Dixon E, Hammill CW, Kastenberg Z, Newell PH, Rocha F, Visser B, Wolf RF, Hansen PD
HPB (Oxford). 2017 Jun; 19(6)508-514. doi: 10.1016/j.hpb.2017.01.021.

PMID:
    28233672
    [PubMed - indexed for MEDLINE]
Related citations


Characterization of Pancreaticojejunal Anastomotic Healing in a Porcine Survival Model.
Khajanchee YS, Johnston WC, Cassera MA, Hansen PD, Hammill CW
Surg Innov. 2017 Feb; 24(1)15-22. doi: 10.1177/1553350616674638.

PMID:
    27794116
    [PubMed - indexed for MEDLINE]
Related citations


A hypofractionated radiation regimen avoids the lymphopenia associated with neoadjuvant chemoradiation therapy of borderline resectable and locally advanced pancreatic adenocarcinoma.
Crocenzi T, Cottam B, Newell P, Wolf RF, Hansen PD, Hammill C, Solhjem MC, To YY, Greathouse A, Tormoen G, Jutric Z, Young K, Bahjat KS, Gough MJ, Crittenden MR
J Immunother Cancer. 2016; 445. doi: 10.1186/s40425-016-0149-6.

PMID:
    27532020
    [PubMed]
Related citations


Preoperative computed tomography scan to predict pancreatic fistula after distal pancreatectomy using gland and tumor characteristics.
Jutric Z, Johnston WC, Grendar J, Haykin L, Mathews C, Harmon LK, Shen J, Hahn HP, Coy DL, Cassera MA, Helton WS, Rocha FG, Wolf RF, Hansen PD, Hammill CW, Alseidi AA, Newell PH
Am J Surg. 2016 May; 211(5)871-6. doi: 10.1016/j.amjsurg.2016.02.001.

PMID:
    27046794
    [PubMed - indexed for MEDLINE]
Related citations


Impact of lymph node status in patients with intrahepatic cholangiocarcinoma treated by major hepatectomy: a review of the National Cancer Database.
Jutric Z, Johnston WC, Hoen HM, Newell PH, Cassera MA, Hammill CW, Wolf RF, Hansen PD
HPB (Oxford). 2016 Jan; 18(1)79-87. doi: 10.1016/j.hpb.2015.07.006.

PMID:
    26776855
    [PubMed - indexed for MEDLINE]
Related citations


Total pancreatectomy for pancreatic ductal adenocarcinoma: review of the National Cancer Data Base.
Johnston WC, Hoen HM, Cassera MA, Newell PH, Hammill CW, Hansen PD, Wolf RF
HPB (Oxford). 2016 Jan; 18(1)21-8. doi: 10.1016/j.hpb.2015.07.009.

PMID:
    26776847
    [PubMed - indexed for MEDLINE]
Related citations


Multimodal treatment of unresectable hepatocellular carcinoma to achieve complete response results in improved survival.
Newell PH, Wu Y, Hoen H, Uppal R, Thiesing JT, Sasadeusz K, Cassera MA, Wolf RF, Hansen P, Hammill CW
HPB (Oxford). 2015 May; 17(5)454-60. doi: 10.1111/hpb.12377.

PMID:
    25580988
    [PubMed - indexed for MEDLINE]
Related citations


Detailed characterization of tumor infiltrating lymphocytes in two distinct human solid malignancies show phenotypic similarities.
Kovacsovics-Bankowski M, Chisholm L, Vercellini J, Tucker CG, Montler R, Haley D, Newell P, Ma J, Tseng P, Wolf R, Vetto JT, Hammill C, Hansen P, Weinberg AD
J Immunother Cancer. 2014; 2(1)38. doi: 10.1186/s40425-014-0038-9.

PMID:
    25436113
    [PubMed]
Related citations


Treatment strategies for primary hyperparathyroidism: what is the cost?
Aliabadi-Wahle S, Kelly TL, Rozenfeld Y, Carlisle JR, Naeole LK, Negreanu FA, Schuman E, Hammill CW
Am Surg. 2014 Nov; 80(11)1146-51.

PMID:
    25347507
    [PubMed - indexed for MEDLINE]
Related citations


Evaluation of a minimally invasive image-guided surgery system for hepatic ablation procedures.
Hammill CW, Clements LW, Stefansic JD, Wolf RF, Hansen PD, Gerber DA
Surg Innov. 2014 Aug; 21(4)419-26. doi: 10.1177/1553350613508019.

PMID:
    24201739
    [PubMed - indexed for MEDLINE]
Related citations


Neoadjuvant radiation therapy and its impact on complications after pancreaticoduodenectomy for pancreatic cancer: analysis of the American College of Surgeons National Surgical Quality Improvement Program (ACS-NSQIP).
Cho SW, Tzeng CW, Johnston WC, Cassera MA, Newell PH, Hammill CW, Wolf RF, Aloia TA, Hansen PD
HPB (Oxford). 2014 Apr; 16(4)350-6. doi: 10.1111/hpb.12141.

PMID:
    24112766
    [PubMed - indexed for MEDLINE]
Related citations


Circulating and intratumoral macrophages in patients with hepatocellular carcinoma: correlation with therapeutic approach.
Newell P, Cottam B, Savage T, Hammill C, Wolf R, Bifulco C, Xiao HD, Crocenzi T, Hansen P, Crittenden M, Gough M
Am J Surg. 2013 May; 205(5)534-40. doi: 10.1016/j.amjsurg.2013.02.002.

PMID:
    23592159
    [PubMed - indexed for MEDLINE]
Related citations

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