Cardiologists near you

Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Chicago, IL
  4. Dallas, TX
  5. Denver, CO
  6. Detroit, MI
  7. Houston, TX
  8. Los Angeles, CA
  9. Miami, FL
  10. Minneapolis, MN
  11. New York, NY
  12. Orlando, FL
  13. Philadelphia, PA
  14. Phoenix, AZ
  15. Riverside, CA
  16. San Antonio, TX
  17. San Diego, CA
  18. San Francisco, CA
  19. Seattle, WA
  20. St. Louis, MO
  21. Tampa, FL
  22. Washington, DC

Chiropractors near you

Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Antonio, TX
  19. San Diego, CA
  20. San Francisco, CA
  21. Seattle, WA
  22. St. Louis, MO
  23. Tampa, FL
  24. Washington, DC

Dentists near you

Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Antonio, TX
  19. San Diego, CA
  20. San Francisco, CA
  21. Seattle, WA
  22. St. Louis, MO
  23. Tampa, FL
  24. Washington, DC

Dermatologists near you

Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Antonio, TX
  19. San Diego, CA
  20. San Francisco, CA
  21. St. Louis, MO
  22. Tampa, FL
  23. Washington, DC

Family Physicians near you

Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Antonio, TX
  19. San Diego, CA
  20. San Francisco, CA
  21. Seattle, WA
  22. St. Louis, MO
  23. Tampa, FL
  24. Washington, DC

OB-GYNs near you

OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Antonio, TX
  19. San Diego, CA
  20. San Francisco, CA
  21. Seattle, WA
  22. St. Louis, MO
  23. Tampa, FL
  24. Washington, DC

Ophthalmologists near you

Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Diego, CA
  19. San Francisco, CA
  20. St. Louis, MO
  21. Tampa, FL
  22. Washington, DC

Orthopedic Surgeons near you

Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. New York, NY
  13. Orlando, FL
  14. Philadelphia, PA
  15. Phoenix, AZ
  16. Riverside, CA
  17. San Antonio, TX
  18. San Diego, CA
  19. San Francisco, CA
  20. Seattle, WA
  21. St. Louis, MO
  22. Tampa, FL
  23. Washington, DC

Pediatricians near you

Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Antonio, TX
  19. San Diego, CA
  20. San Francisco, CA
  21. Seattle, WA
  22. St. Louis, MO
  23. Tampa, FL
  24. Washington, DC

Physical Therapists near you

Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Antonio, TX
  19. San Diego, CA
  20. San Francisco, CA
  21. Seattle, WA
  22. St. Louis, MO
  23. Tampa, FL
  24. Washington, DC

Podiatrists near you

Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. New York, NY
  13. Orlando, FL
  14. Philadelphia, PA
  15. Phoenix, AZ
  16. Riverside, CA
  17. San Antonio, TX
  18. San Diego, CA
  19. San Francisco, CA
  20. Seattle, WA
  21. St. Louis, MO
  22. Tampa, FL
  23. Washington, DC

Psychiatrists near you

Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.

  1. Atlanta, GA
  2. Baltimore, MD
  3. Boston, MA
  4. Charlotte, NC
  5. Chicago, IL
  6. Dallas, TX
  7. Denver, CO
  8. Detroit, MI
  9. Houston, TX
  10. Los Angeles, CA
  11. Miami, FL
  12. Minneapolis, MN
  13. New York, NY
  14. Orlando, FL
  15. Philadelphia, PA
  16. Phoenix, AZ
  17. Riverside, CA
  18. San Antonio, TX
  19. San Diego, CA
  20. San Francisco, CA
  21. Seattle, WA
  22. St. Louis, MO
  23. Tampa, FL
  24. Washington, DC
Sarah Keim, Family Nurse Practitioner

Sarah Keim

Family Nurse Practitioner

121 Saint Luke's Center Drive
Suite 406, Building A
Chesterfield, MO 63017

Overall rating

Top reviews

Dr. Keim was well prepared for my visit. She was exceptional in her knowledge of what was going on with my health and concerned with covering my needs and any concerns. She explained her thoughts about possible issues that I couldShow more have. If I have any questions I wouldn't hesitate to contact her.

Sylvia S. • March 13, 2025

Sarah was professional and personable. She was concerned and asked all the right questions.

Stephen N. • January 29, 2025

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Sarah Keim?


About Sarah Keim

Sarah Keim, FNP, received a Bachelors of Science Degree in Nursing (BSN) from Saint Louis University. She was a nurse in the Medical-Surgical ICU where she cared for a variety of patients with gastroenterology diseases. Sarah obtained a Masters of Science (MSN) at University of Missouri, Columbia and is board certified by the American Academy of Nurse Practitioners. She is dedicated to providing patient-centered care while serving patients with compassion and respect. In her free time, Sarah enjoys traveling, painting, and spending time with her family and friends.


Services, Conditions and Procedures

Colon Cancer Screening

Upper Endoscopy

Colonoscopy

Double (Bi-Directional) Endoscopy

Fructose Intolerance Testing

Lactose Intolerance Testing

Hydrogen and Methane Breath Testing

Capsule Endoscopy

Acid Reflux

Crohn’s Disease

Liver Disease

IBD

Small Intestinal Bacterial Overgrowth (SIBO)

Hemorrhoids

IBS

Ulcerative Colitis

Abdominal Pain

Constipation

Barrett’s Esophagus

Celiac Disease

Diarrhea

Eosinophilic Esophagitis

Fatty Liver

Services

Conditions

Infusion Services

FibroScan

Research


Location

Gateway Gastroenterology

121 Saint Luke's Center Drive
Suite 406, Building A
Chesterfield, MO, 63017


More About Sarah Keim

Practice

Gateway Gastroenterology

Specialties

  • Family Nurse Practitioner

Insurance

  • Aetna
  • Ambetter Health
  • Anthem Blue Cross Blue Shield
  • Cigna
  • ESSENCE Healthcare
  • HealthLink
  • Medicare
  • UnitedHealthcare Oxford

NPI Number

1285490847


Reviews

4.9
368 Reviews

Miss Keim was very professional, knowledgeable, helpful and polite.

Deborah H. • April 12, 2025

Thorough detailed and professional

Robert H. • April 01, 2025

Dr. Keim was well prepared for my visit. She was exceptional in her knowledge of what was going on with my health and concerned with covering my needs and any concerns. She explained her thoughts about possible issues that I could have. If I have any questions I wouldn't hesitate to contact her.

Sylvia S. • March 13, 2025

Felt at ease no concerns at all

Sandra R. • March 06, 2025

Professional, straight forward and clear.

David D. • February 10, 2025

Very professional

Garrett S. • February 08, 2025

Sarah was professional and personable. She was concerned and asked all the right questions.

Stephen N. • January 29, 2025

Danielle is my NP. She is the best ever !! Very caring , very smart , pt care centered . Listens , makes sure all your questions are answered. Grateful I have her to help manage my care .

Pauletta L. • October 22, 2024

Thorough yet quick

Joni M. • October 18, 2024

Very open minded. She was considerate concerning the need for a therapeutic plan of health and healing.

William C. • September 17, 2024

She was very efficient and quick.

Kathleen M. • September 12, 2024

Answered all questions, really helped me understand my problem. Also, read all scan reports I had brought w/me. Would very much recommend this NP and the courtesy & interest given me.

Sandra G. • September 12, 2024

She was very understanding and knowledgeable.

Sonia A. • September 04, 2024

It was as expected. Some of my frustrations were addressed

Janice C. • August 27, 2024

I got in on time. She was very thorough with her assessment of me. She explained everything well

Diane W. • August 16, 2024

Mrs. Smith was professional, friendly, knowledgeable and answered all my questions.

Jane W. • August 13, 2024

Professional and knowledgeable.

Linda B. • August 07, 2024

Danielle was very pleasant, easy to talk to, thorough and knowledgeable. I recommend her very highly.

John H. • August 06, 2024

I drove 2 hours to asked about 10 questions about how I was & change of med I no longer I take. Sarah was pleasant enough.

Pamela B. • August 04, 2024

Sarah was knowledgeable and patient. She is a very kind young woman.

Barbara E. • July 28, 2024

Professional with thorough interview.

William B. • July 26, 2024

It went better than expected. Thank you.

Pamela M. • July 23, 2024

She really listens to what you have to say and is very caring!

Karyn A. • July 20, 2024

She was careful to provided need answers that I had about my current heath condition.

Jerry M. • July 02, 2024

Very knowledgeable and professional!

Kent S. • June 27, 2024

Sarah is a very good listener. She’s thorough and addresses your concerns. I felt very comfortable with her.

Geraldine J. • June 22, 2024

Everyone who helped me was patient and cordial even the valet who pointed me in the direction of the office. This was my first visit. I left feeling confident

Mary B. • June 20, 2024

Danielle was an excellent listener and gave me a health care plan that I am pleased with,

Patricia W. • June 18, 2024

Sarah was thorough and knowledgeable although at the end, I felt rushed when I had questions. I realize it is a busy office and I get it however it would be nice to not be cut off when talking. Tamera, who scheduled my appointment for testing at St. Luke’s Hospital was amazing. Very kind and had a lot of information to my questions. Also, the phlebotomist whose name I did not get was fantastic and was able to get my blood drawn on the first try without pain!

Kristiene R. • June 13, 2024

Danielle Smith was a caring and knowledgeable NP. She asked pertinent questions and listened to my concerns. She clearly explained the next steps I should take in order to address my problem. I am very grateful to Danielle Smoth.

Barbara H. • June 09, 2024

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