Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Sarah Keim

Individual provider Family Nurse Practitioner · NPI 1285490847

Sarah Keim is a Nurse Practitioner in Chesterfield, Missouri. Graduated from University of Missouri, Columbia School of Medicine in 2023, 3 years ago. Practices with Gateway Gastroenterology Inc, a 25-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
3
Trained at
University of Missouri, Columbia School of Medicine
Licensed in
MO
In the registry since
2024
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Practice location Address checks out

17298 N Outer 40 Rd Ste 200
Chesterfield, MO 63005-1456
Phone: (314) 529-4900
Fax: (314) 434-2679
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 2024006683 (MO)

Record details

NPI number1285490847
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedFebruary 22, 2024
Last updated in NPPESJuly 1, 2026
Certification dateJuly 1, 2026
Mailing address17298 N Outer 40 Rd Ste 200, Chesterfield, MO 63005-1456

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolUNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Graduated 2023 (3 years in practice)
Group practice Gateway Gastroenterology Inc — 25 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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