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L. Mark Mark Knab, MD

Surgery, General, Surgery, Surgical Oncology

Provider Groups

  • Loyola Medicine Physician

  • Loyola Physician Partners

Primary Contact

(888)584-7888
Appointments (New Patients Welcome)
Provider Groups
  • Loyola Medicine Physician

  • Loyola Physician Partners

Primary Contact
(888)584-7888

Services & Specialties

Areas of Specialization

  • Surgery
  • Surgery, General
  • Surgical Oncology

Clinical Interests

Conditions Treated

  • gastrointestinal (gi) cancer surgery
  • abdominal cancer surgery
  • cholangiocarcinoma
  • colorectal malignancy
  • esophageal cancer
  • esophageal cancer surgery
  • gallbladder cancer
  • gallbladder cancer surgery
  • gastroesophageal junction cancer
  • gastrointestinal (gi) cancer
  • liver mass
  • hepatobiliary malignancies
  • pancreas cancer surgery
  • liver cancer
  • pancreas cancer
  • liver cancer surgery
  • stomach cancer
  • sarcoma
  • whipple procedure
  • breast cancer surgery
  • gastroesophageal junction cancer surgery
  • gastroesophageal reflux surgery
  • lumpectomy
  • mastectomy
  • melanoma
  • paraesophageal hernia
  • skin cancer
  • stomach tumor surgery
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Locations & Contact

Primary Location

Cardinal Bernardin Cancer Center

2160 S First Ave
Maywood , IL 60153

View hours
Monday
12:00am - 12:00am
Tuesday
12:00am - 12:00am
Wednesday
12:00am - 12:00am
Thursday
12:00am - 12:00am
Friday
12:00am - 12:00am
Saturday
12:00am - 12:00am
Sunday
12:00am - 12:00am
Cardinal Bernardin Cancer Center

Alexian Brothers Medical Center

800 Biesterfield Rd
Elk Grove Village , IL 60007

About

Academic Title

Assistant Professor

Additional Resources

Education & Certifications

Education

Education:
Georgetown University School of Medicine (2009)

Residency:
Northwestern University (2016)

Fellowship:
University of Pittsburgh Medical Center Shadyside (2018)

Board Certifications

Surgery, General, Surgery, American Board of (2016)

Provider Groups

Loyola Medicine Physician

Loyola Physician Partners

Provider Ratings

The following ratings and reviews are based on verified feedback collected from independently administered patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy. Learn More >

4.9 out of 5

(47 ratings)

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

18 Reviews

06/18/2024

Very professional

04/02/2024

Made me feel comfortable and at ease.

03/26/2024

I feel fortunate to have Dr Knab and his team taking care of my medical issue

01/30/2024

I appreciated the fact that he had set up a date for a return check-up without my having to do so.

01/09/2024

Was alway willing to answer my questions.

12/19/2023

Me hicieron sentir que mi salud es importante para ellos también. Los Drs muy preparados y calificados con grandes conocimientos confío en ellos

12/19/2023

Muy amable en todo

11/21/2023

Very good

11/21/2023

Everyone made the appointment very easy.

11/02/2023

Muy bueno como me atendio

09/26/2023

Very good

09/24/2023

The nurses are so great and get back to you right away when I’ve had to call

09/23/2023

Very considerate & looked at every bit of information.

09/19/2023

I waited over 1.5 hours to have 2 stiches removed from my arm. I spent less than 2 minutes with the provider. Next time, I'll remove the stiches myself.

08/22/2023

Dr. Knab and his staff are the greatest.

08/21/2023

None

08/19/2023

Me gusto el trato que me dieron muy lindos todos

07/20/2023

Nothing further.
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Publications

  • Impact of sociodemographic factors on outcomes in patients with peritoneal malignancies following cytoreduction and chemoperfusion. Cantos, A.; Eguia, E.; Wang, X.; Abood, G.; Knab, L. M.; Journal of surgical oncology
  • Octogenarians undergoing pancreaticoduodenectomy: Assessing outcomes, disposition, and timing of chemotherapy. Kisch, S. E.; Nussbaum, E. R.; Varsanik, M. A.; O'Hara, A.; Pozin, J. J.; Littau, M. J.; Wang, X.; Carollo, E.; Knab, L. M.; Abood, G.; Surgery open science
  • Impact of angiotensin system inhibitors on esophageal cancer survival. Wang, X.; Sweigert, P.; Eguia, E.; Varsnik, M. A.; Renz, C. R.; Terrasse, W. A.; Gauthier, M.; Aranha, G.; Knab, L. M.; Abood, G.; Surgery open science
  • Pancreatic neuroendocrine tumors: Surgical outcomes and survival analysis. Fahmy, J. N.; Varsanik, M. A.; Hubbs, D.; Eguia, E.; Abood, G.; Knab, L. M.; American journal of surgery
  • A Needs Assessment for Incoming Surgical Interns: Communication Effectiveness Is the Most Important Skill. Eguia, E.; Sweigert, P.; Abood, G.; Baldea, A.; Kabaker, A.; Knab, L. M.; Journal of surgical education
  • Does resection improve overall survival for intrahepatic cholangiocarcinoma with nodal metastases? Sweigert, P. J.; Eguia, E.; Janjua, H.; Nassoiy, S. P.; Knab, L. M.; Abood, G.; Kuo, P. C.; Baker, M. S.; Surgery open science
  • Antimicrobial susceptibility of biliary stents do not predict infectious complications after whipple. Knab, L. M.; Varsanik, M.; Li, R.; Chen, C.; Pak, N.; Eguia, E.; Renz, C.; Terrasse, W.; Gauthier, M.; Ko, C.; Baker, M.; Parada, J. P.; Abood, G.; Surgery
  • Association of Mentorship and a Formal Robotic Proficiency Skills Curriculum With Subsequent Generations' Learning Curve and Safety for Robotic Pancreaticoduodenectomy. Rice, M. K.; Hodges, J. C.; Bellon, J.; Borrebach, J.; Al Abbas, A. I.; Hamad, A.; Knab, L. M.; Moser, A. J.; Zureikat, A. H.; Zeh, H. J.; Hogg, M. E.; JAMA surgery
  • Total gastrectomy in patients with gastric adenocarcinoma: Is there an advantage to the minimally invasive approach? Sweigert, P. J.; Eguia, E.; Nelson, M. H.; Nassoiy, S. P.; Knab, L. M.; Abood, G.; Baker, M. S.; Surgery