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

Mr. Brian Keith Johnson, FNP-C, CRNFA, MSN

Individual provider Registered Nurse First Assistant · NPI 1124180708

Mr. Brian Keith Johnson, FNP-C, CRNFA, MSN is a Nurse Practitioner in Frankfort, Illinois. Qualified in 2011, 15 years ago. Practices with Willits Hospital Inc, a 67-clinician group and accepts Medicare assignment. Licensed in California and Illinois.

Years since qualifying
15
Licensed in
CA, IL
In the registry since
2006
Specialties on file
3
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.

See every abbreviation used in this directory →

Practice location Address checks out

21200 S Lagrange Rd Ste 134
Frankfort, IL 60423-2003
Phone: (708) 256-0816
Fax: (815) 534-5576
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence NP95020729 (CA)
Registered Nurse First Assistant Taxonomy 163WR0006X · Licence 041-249147 (IL)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 209009090 (IL)

Record details

NPI number1124180708
Entity typeIndividual (Type 1)
GenderMale
Credentials FNP-C , CRNFA , MSN
Sole proprietorNo
NPI enumeratedDecember 13, 2006
Last updated in NPPESFebruary 3, 2025
Certification dateFebruary 3, 2025
Mailing address21200 S Lagrange Rd, Suite 134, Frankfort, IL 60423-2003

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 Willits Hospital Inc — 67 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare