# Best Gastroenterologists in Kansas (October 2026)

Updated October 2026. Source: https://bestdocs.us/kansas/gastroenterologists/

Dr. William Kilgore ranks first with a score of 76.6: 4.7 stars from 122 Google reviews; 42 years since medical school; accepts Medicare assignment. Dr. Curtis Baum ranks second with a score of 71.1: 5.0 stars from 8 Google reviews; 43 years since medical school; accepts Medicare assignment. Dr. Michael Lievens ranks third with a score of 69.6: 4.6 stars from 9 Google reviews; 37 years since medical school; accepts Medicare assignment.

1. **William Kilgore, MD** — Gastroenterologist, Wichita, KS. Score 76.6. Google 4.7 from 122 reviews; 42 years since medical school; accepts Medicare assignment. [Profile](https://bestdocs.us/doctor/william-kilgore-gastroenterologist-wichita-1295770832/)
2. **Curtis Baum, MD** — Gastroenterologist, Topeka, KS. Score 71.1. Google 5.0 from 8 reviews; 43 years since medical school; accepts Medicare assignment; enrolled in Missouri Medicaid. [Profile](https://bestdocs.us/doctor/curtis-baum-gastroenterologist-topeka-1861401390/)
3. **Michael Lievens, MD** — Gastroenterologist, Wichita, KS. Score 69.6. Google 4.6 from 9 reviews; 37 years since medical school; accepts Medicare assignment. [Profile](https://bestdocs.us/doctor/michael-lievens-gastroenterologist-wichita-1225038029/)
4. **Rishi Grewal, MD** — Gastroenterologist, Overland Park, KS. Score 68.7. Google 4.8 from 24 reviews; 26 years since medical school; accepts Medicare assignment; enrolled in Missouri Medicaid. [Profile](https://bestdocs.us/doctor/rishi-grewal-gastroenterologist-overland-park-1417054404/)
5. **Estephan Zayat, MD** — Gastroenterologist, Wichita, KS. Score 68.3. Google 4.3 from 13 reviews; 35 years since medical school; accepts Medicare assignment. [Profile](https://bestdocs.us/doctor/estephan-zayat-gastroenterologist-wichita-1558361261/)
6. **Teresa King, MD** — Gastroenterologist, Lawrence, KS. Score 68.2. Google 4.3 from 16 reviews; 41 years since medical school; accepts Medicare assignment. [Profile](https://bestdocs.us/doctor/teresa-king-gastroenterologist-lawrence-1982601381/)
7. **James Hoffmann, MD** — Gastroenterologist, Lawrence, KS. Score 68.1. Google 4.2 from 5 reviews; 48 years since medical school; accepts Medicare assignment. [Profile](https://bestdocs.us/doctor/james-hoffmann-gastroenterologist-lawrence-1609971258/)
8. **William Dierenfeldt, MD** — Gastroenterologist, Manhattan, KS. Score 67.7. Google 4.1 from 7 reviews; 32 years since medical school; accepts Medicare assignment. [Profile](https://bestdocs.us/doctor/william-dierenfeldt-gastroenterologist-manhattan-1477591634/)
9. **Paul Johnson, MD** — Gastroenterologist, Salina, KS. Score 67.5. Google 4.0 from 6 reviews; 36 years since medical school; accepts Medicare assignment. [Profile](https://bestdocs.us/doctor/paul-johnson-gastroenterologist-salina-1720043045/)
10. **Christian McElhinney, MD** — Gastroenterologist, Overland Park, KS. Score 67.3. Google 4.0 from 7 reviews; 31 years since medical school; accepts Medicare assignment; enrolled in Missouri Medicaid. [Profile](https://bestdocs.us/doctor/christian-mcelhinney-gastroenterologist-overland-park-1508836008/)

Ranked by the BestDocs score (https://bestdocs.us/methodology/), weighted toward independent third-party verified patient reviews (60%) over public anonymous reviews (40%). Sponsored placements never change rank.