Expertise in
5
conditions

Dr. Nikolaos Chatzizacharias

Surgical Oncology
Froedtert And The Medical College Of Wisconsin Froedtert Hospital
9200 W Wisconsin Ave, 
Milwaukee, WI 
Expertise in
5
conditions
Froedtert And The Medical College Of Wisconsin Froedtert Hospital
9200 W Wisconsin Ave, 
Milwaukee, WI 

Overview

Nikolaos Chatzizacharias is a Surgical Oncologist in Milwaukee, Wisconsin. Dr. Chatzizacharias is highly rated in 5 conditions, according to our data. His top areas of expertise are Pancreatic Cancer, Pancreatic Ductal Adenocarcinoma, Gallbladder Disease, Pancreaticoduodenectomy, and Hepato-Pancreato-Biliary Surgery.

His clinical research consists of co-authoring 69 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Specialties

Surgical Oncology

Licenses

Surgery in WI

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Locations

Froedtert and the Medical College of Wisconsin Froedtert Hospital
9200 W Wisconsin Ave, Milwaukee, WI 53226

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

69 Total Publications

Colonization of bile with gammaproteobacteria is associated with reduced survival after surgery for pancreatic cancer in patients receiving gemcitabine-based adjuvant chemotherapy.
Colonization of bile with gammaproteobacteria is associated with reduced survival after surgery for pancreatic cancer in patients receiving gemcitabine-based adjuvant chemotherapy.
Journal: European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology
Published: September 18, 2025
Similar Doctors
Expertise in
29
conditions
Dr. Callisia Clarke
Surgical Oncology
Expertise in
29
conditions
Dr. Callisia Clarke
Surgical Oncology

Clinical Cancer Center-Froedtert Hospital

8800 W Doyne Ave, 
Milwaukee, WI 
 (0.2 miles away)
414-805-0505
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Callisia Clarke is a Surgical Oncologist in Milwaukee, Wisconsin. Dr. Clarke is highly rated in 29 conditions, according to our data. Her top areas of expertise are Adult Soft Tissue Sarcoma, Parathyroid Cancer, Parathyroid Adenoma, Hepatectomy, and Pancreatectomy.

Expertise in
7
conditions
Dr. Chandler Cortina
Surgical Oncology
Expertise in
7
conditions
Dr. Chandler Cortina
Surgical Oncology

Clinical Cancer Center-Froedtert Hospital

8800 W Doyne Ave, 
Milwaukee, WI 
 (0.2 miles away)
414-805-0505
Languages Spoken:
English
See accepted insurances

Chandler Cortina is a Surgical Oncologist in Milwaukee, Wisconsin. Dr. Cortina is highly rated in 7 conditions, according to our data. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Breast Cancer in Men, Mastectomy, and Hormone Replacement Therapy (HRT).

Kathleen Christians
Expertise in
23
conditions
Dr. Kathleen Christians
General Surgery | Surgical Oncology
Expertise in
23
conditions
Dr. Kathleen Christians
General Surgery | Surgical Oncology

Clinical Cancer Center-Froedtert Hospital

8800 W Doyne Ave, 
Milwaukee, WI 
 (0.2 miles away)
414-805-0505
Languages Spoken:
English
See accepted insurances

Kathleen Christians is a General Surgeon and a Surgical Oncologist in Milwaukee, Wisconsin. Dr. Christians is highly rated in 23 conditions, according to our data. Her top areas of expertise are Pancreatic Cancer, Ampullary Cancer, Cholangiocarcinoma (Bile Duct Cancer), Pancreatectomy, and Hepatectomy.

Frequently Asked Questions about Dr. Nikolaos Chatzizacharias

How do I make an appointment with Dr. Nikolaos Chatzizacharias?

You can book an appointment with Dr. Nikolaos Chatzizacharias by calling their office at 414-805-5020. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Nikolaos Chatzizacharias a top-rated expert for Pancreaticoduodenectomy?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Nikolaos Chatzizacharias is classified as an Distinguished expert for Pancreaticoduodenectomy, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Nikolaos Chatzizacharias specialize in?

While Dr. Nikolaos Chatzizacharias is a Surgical Oncology, they have specific expertise in Pancreaticoduodenectomy, Hepato-Pancreato-Biliary Surgery, and Pancreatic Cancer. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Surgical Oncology.

Does Dr. Nikolaos Chatzizacharias participate in research or clinical trials?

Yes. Dr. Nikolaos Chatzizacharias has published 69 articles and abstracts on conditions like Pancreaticoduodenectomy. You can view a list of Dr. Nikolaos Chatzizacharias's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Chatzizacharias's expertise for a condition
ConditionClose
    View All 13 Experienced Conditions
    Want to save this doctor for later?
    Sign Up
    Is this your doctor?
    Find A Second Opinion
    Not sure about your diagnosis?
    Check Your Symptoms
     
     
     
     
    Learn about our expert tiers
    Learn More
    Are you the provider on this profile?
    Claim Profile