Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Sarah Chalk, APRN, FNP-BC

Individual provider Family Nurse Practitioner · NPI 1104590801

Mrs. Sarah Chalk, APRN, FNP-BC is a Nurse Practitioner in Union, Missouri. Qualified in 2021, 5 years ago. Practices with Mercy Clinic East Communities, a 573-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
5
Licensed in
MO
In the registry since
2021
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.
FNP-BC — Family Nurse Practitioner, Board Certified
A family nurse practitioner certified by the ANCC.

See every abbreviation used in this directory →

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Practice location Address checks out

1935 Prairie Dell Rd Ste 400
Union, MO 63084-4327
Phone: (636) 649-3085
Fax: (636) 649-3087
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 97 Saint Andrews Dr, Union, MO 63084-4946 — (636) 583-2946

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 2021027709 (MO)

Record details

NPI number1104590801
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN , FNP-BC
Sole proprietorNo
NPI enumeratedAugust 5, 2021
Last updated in NPPESJune 24, 2024
Certification dateJune 24, 2024

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Mercy Clinic East Communities — 573 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Union