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

Ashley Messmer

Individual provider Family Nurse Practitioner · NPI 1669818415

Ashley Messmer is a Nurse Practitioner in Peoria, Illinois. Qualified in 2013, 13 years ago. Practices with Osf Multi-Specialty Group, a 2,128-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
13
Licensed in
IL
In the registry since
2013
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Practice location Address checks out

1310 N Missouri Ave
Peoria, IL 61603-3105
Phone: (309) 308-3800
Fax: (309) 623-2330
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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 209010548 (IL)

Record details

NPI number1669818415
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMay 21, 2013
Last updated in NPPESApril 20, 2026
Certification dateApril 20, 2026
Mailing address1310 N Missouri Ave, Peoria, IL 61603-3105

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Osf Multi-Specialty Group — 2128 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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