Summary

Dr. Clark Antonson is a gastroenterologist and internal medicine physician with over four decades of medical experience. He earned his medical degree from the University of Nebraska College of Medicine and completed his residency at the University of Kansas Medical Center. With 41 years of dedicated practice, Dr. Antonson brings extensive expertise to digestive health care. He is fluent in English.

Dr. Antonson practices throughout Lincoln, Nebraska, with affiliations at multiple respected medical centers including Chi Health Saint Elizabeth, Bryan Medical Center, Bryan Medical Center West, Jefferson Community Health And Life, and Chi Health Nebraska Heart. His clinical focus centers on diagnosing and treating colon polyps, including both adenomatous and hyperplastic polyps. He performs essential diagnostic procedures such as colonoscopy and upper and lower gastrointestinal endoscopy to help patients maintain optimal digestive health. Patients have given him an average rating of 3.9 on Vitals.
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Overview based on verified provider data

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
  • 5 hospital affiliations
  • 6 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

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. Rajitha JohnsonDr. Brett Michael GriebDr. Mary Elizabeth Canning
GastroenterologyCardiovascular DiseaseOncologyInternal Medicine
Accepts New Patients Accepts New Patients
3.9 
41 Years of Experience 44 Years of Experience 9 Years of Experience 18 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Lincoln , NELincoln , NELincoln , NELincoln , NE
Med School: University Of Nebraska College Of Medicine Med School: Osmania Medical College Med School: University Of Nebraska College Of Medicine Med School: University College Dublin School Of Medicine And Medical Science
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

Dr. Clark William Antonson holds an active medical license in the state of Nebraska.

Medical License

Medical Doctor with an active medical license in the state of Nebraska that expires in 2026.

Education & Training

Residency

Completed their residency at University Of Kansas Medical Center.

Medical School

Graduated from University Of Nebraska College Of Medicine in 1985.

NPI Number

Dr. Antonson's NPI number is 1831182757.

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Frequently Asked Questions

Does Dr. Clark Antonson accept virtual/telehealth appointments?
Dr. Clark Antonson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Clark Antonson's office located?
Dr. Clark Antonson's office is located at 4545 R St Ste 100, Lincoln, NE, 68503.
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.
What languages does Dr. Clark Antonson speak?
Dr. Clark Antonson speaks English.
Does Dr. Clark Antonson accept my insurance?
You can see the insurance plans that Dr. Clark Antonson accepts on their Vitals profile.

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