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

Nichole Marie Maclellan, FNP

Individual provider Family Nurse Practitioner · NPI 1043584634

Nichole Marie Maclellan, FNP is a Nurse Practitioner in Chesterfield, Missouri. Qualified in 2011, 15 years ago. Practices with Mercy ACO Clinical Services Inc, a 138-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
15
Licensed in
MO
In the registry since
2012
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

15740 S Outer 40 Rd
Chesterfield, MO 63017-2004
Phone: (636) 735-4755
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 10700 Manchester Rd Ste E, Kirkwood, MO 63122-1307 — (314) 428-9541

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 2011039959 (MO)

Record details

NPI number1043584634
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedFebruary 29, 2012
Last updated in NPPESMarch 29, 2023
Certification dateMarch 29, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Mercy Aco Clinical Services Inc — 138 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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