Summary

Dr. Claus Fimmel is a gastroenterologist with expertise in internal medicine who has dedicated 45 years to patient care. He earned his medical degree from Philipps-Universitaet Marburg Fachbereich Medizin in Germany, bringing international medical training to his practice. Dr. Fimmel speaks both English and Russian, allowing him to serve a diverse patient population.

Dr. Fimmel practices in Libertyville, Illinois, and maintains affiliations with several respected healthcare institutions including Endeavor Health Skokie Hospital, Highland Park Hospital, and Evanston Hospital. His clinical expertise focuses on digestive health conditions such as colon polyps, cirrhosis, and fatty liver disease. He performs essential diagnostic procedures including colonoscopy and endoscopy to help patients maintain their gastrointestinal health. Patients rate Dr. Fimmel 3.3 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.3
  • 45 years of experience
  • speaks English, Russian
  • Philipps-Universitaet Marburg Fachbereich Medizin
  • 13 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 6 hospital affiliations
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Spent time with me
  • Flexible scheduling

Office Locations

Dr. Claus Jurgen Fimmel has 2 locations

Comprehensive Gastrointestinal Health Llc

950 Technology Way Ste 250Libertyville, IL 60048
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Advocate Condell Medical Center

801 S Milwaukee AveLibertyville, IL 60048

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Dr. Claus Jurgen Fimmel, MDDr. Jennifer Spanier-Stiasny, DODr. Daksesh Patel, DODr. Amit Kalra, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.3 
4.5 
4.1 
4.5 
45 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Russian Speaks English Speaks English Speaks English
Libertyville , ILHighland Park , ILChicago , ILHighland Park , IL
Med School: Philipps-Universitaet Marburg Fachbereich Medizin Med School: Kansas City University of Medicine and Biosciences Med School: Lake Erie College of Osteopathic Medicine Med School: University of Illinois
Current Profile
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Insurance Plans Accepted by Dr. Claus Jurgen Fimmel

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Claus Jurgen Fimmel has the following 2 specialties

Specialty Expertise

Dr. Claus Jurgen Fimmel has the following 13 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Hepatocellular Carcinoma
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Stomach Ulcer
  • Ulcerative Colitis

Certifications, License, & Education

45 Years Experience

Dr. Claus Jurgen Fimmel holds an expired medical license in the state of Illinois.

Medical License

Medical Doctor with an expired medical license in the state of Illinois that expired in 2026.

Education & Training

Medical School

Graduated from Philipps-Universitaet Marburg Fachbereich Medizin in 1981.

NPI Number

Dr. Fimmel's NPI number is 1568417780.

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Frequently Asked Questions

Is Dr. Claus Fimmel accepting new patients?
Dr. Claus Fimmel is accepting new patients on Vitals. View Dr. Claus Fimmel's profile on Vitals to make an appointment.
Does Dr. Claus Fimmel accept my insurance?
You can see the insurance plans that Dr. Claus Fimmel accepts on their Vitals profile.
Which hospitals is Dr. Claus Fimmel affiliated with?
Dr. Claus Fimmel is affiliated with Endeavor Health Skokie Hospital, Highland Park Hospital, Evanston Hospital, Edward Hines Jr Va Hospital, Advocate Condell Medical Center, and Hshs Saint Marys Hospital Medical Center.
Where is Dr. Claus Fimmel's office located?
Dr. Claus Fimmel's office is located at 950 Technology Way Ste 250, Libertyville, IL, 60048.
What languages does Dr. Claus Fimmel speak?
Dr. Claus Fimmel speaks English and Russian.

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