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

Diana L. Oakley, APN

Individual provider Nurse Practitioner · NPI 1033431580

Diana L. Oakley, APN is a Nurse Practitioner in Mattoon, Illinois. Works from 2 locations. Licensed in Illinois.

Licensed in
IL
In the registry since
2010
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.

See every abbreviation used in this directory →

Practice location Address checks out

1005 Health Center Dr Ste 104
Mattoon, IL 61938-4637
Phone: (217) 258-2178
Fax: (217) 258-4024
Show map & directions

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

Additional practice locations (1)

  • 934 N Route 49 Ste A, Casey, IL 62420-1454 — (217) 932-4061

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 209008054 (IL)

Record details

NPI number1033431580
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN
Sole proprietorNo
NPI enumeratedFebruary 25, 2010
Last updated in NPPESJanuary 16, 2020
Certification dateJanuary 16, 2020

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