Summary

Dr. Clark Antonson is a gastroenterologist who also practices internal medicine, bringing 41 years of experience to his patients in Lincoln, Nebraska. He earned his medical degree from the University of Nebraska College of Medicine and completed his residency at the University of Kansas Medical Center. Dr. Antonson provides care in English to patients throughout the region.

Dr. Antonson is affiliated with several major medical centers including CHI Health Saint Elizabeth, Bryan Medical Center, Bryan Medical Center West, Jefferson Community Health and Life, and CHI Health Nebraska Heart, with practice locations throughout Lincoln. His expertise focuses on treating colon polyps, including both adenomatous and hyperplastic polyps. He performs colonoscopy and lower GI endoscopy procedures to diagnose and treat digestive conditions. Patients have given Dr. Antonson an average rating of 3.9 out of 5 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3.9
  • 41 years of experience
  • speaks English
  • University Of Kansas Medical Center
  • 5 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 5 hospital affiliations
  • 6 office locations
  • Male

Office Locations

Dr. Clark William Antonson has 6 locations

Gastroenterology Specialties Pc

4545 R St Ste 100Lincoln, NE 68503
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Bryan Medical Center

1600 S 48th StLincoln, NE 68506

Bryan Medical Center West

2300 S 16th StLincoln, NE 68502

Lincoln Digestive Health Center Llc

2300 S 16TH ST STE 512LINCOLN, NE 68502
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed

Chi Health Nebraska Heart

7500 S 91st StLincoln, NE 68526

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Dr. Clark William Antonson, MD
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Dr. Clark William Antonson, MDDr. Omobosola Obasola Akinsete, MDDr. Kelly Joseph Zach, MDDr. Eric Alan Vander Woude, MD
GastroenterologyInfectious DiseaseAnesthesiologyVascular & Interventional Radiology
Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
3.3 
3.8 
41 Years of Experience 34 Years of Experience 15 Years of Experience 24 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English Speaks English, Spanish
Lincoln , NESaint Paul , MNLincoln , NELincoln , NE
Med School: University Of Nebraska College Of Medicine Med School: University Of Lagos College Of Medicine Med School: University Of Nebraska College Of Medicine Med School: University Of Nebraska College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Clark William Antonson

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Clark William Antonson has the following 2 specialties

Specialty Expertise

Dr. Clark William Antonson has the following 11 areas of expertise

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

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, Nebraska, 2026, Active

EDUCATION & TRAINING

Residency

University Of Kansas Medical Center

Medical School

University Of Nebraska College Of MedicineGraduated in 1985

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Frequently Asked Questions

Does Dr. Clark Antonson accept my insurance?
You can see the insurance plans that Dr. Clark Antonson accepts on their Vitals profile.
Where is Dr. Clark Antonson's office located?
Dr. Clark Antonson's office is located at 4545 R St Ste 100, Lincoln, NE, 68503.
What languages does Dr. Clark Antonson speak?
Dr. Clark Antonson speaks English.
Is Dr. Clark Antonson accepting new patients?
Dr. Clark Antonson is accepting new patients on Vitals. View Dr. Clark Antonson's profile on Vitals to make an appointment.
Which hospitals is Dr. Clark Antonson affiliated with?
Dr. Clark Antonson is affiliated with Chi Health Saint Elizabeth, Bryan Medical Center West, Bryan Medical Center, Jefferson Community Health And Life, and Chi Health Nebraska Heart.

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