Janet Merrell, MSN, APN, CNS, BC
NPI 1447222419 · Adult Psychiatric/Mental Health Clinical Nurse Specialist · Centralia, IL
Enrolled with Medicare as Practitioner - Certified Clinical Nurse Specialist (cns) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janet Merrell, MSN, APN, CNS, BC is a Adult Psychiatric/Mental Health Clinical Nurse Specialist provider in Centralia, IL (NPI 1447222419).
Provider details
- NPI number
- 1447222419
- Entity type
- Individual
- Primary specialty
- Adult Psychiatric/Mental Health Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, APN, CNS, BC
- Sex
- Female
- Sole proprietor
- No
- License
- 209-004164 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 432 N Pleasant AveCentralia, IL 62801-3006Phone: (618) 436-8300
Registry dates
- Enumerated
- 2006-02-03
- Last updated
- 2020-10-20
- Certified
- 2020-10-20
Frequently asked questions
- What is Janet Merrell's NPI number?
- Janet Merrell's National Provider Identifier (NPI) is 1447222419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Merrell's specialty?
- Janet Merrell is listed in the NPPES registry with a primary specialty of Adult Psychiatric/Mental Health Clinical Nurse Specialist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Janet Merrell located?
- Janet Merrell's practice location on file with NPPES is 904 M L King Dr, Centralia, IL 62801-3532.
- What is Janet Merrell's phone number?
- The practice phone number listed in the NPPES registry for Janet Merrell is (618) 533-1391.
- Does Janet Merrell accept Medicare?
- Janet Merrell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janet Merrell's NPI active?
- Yes — Janet Merrell's NPI (1447222419) is active in the NPPES registry as of the last update on 2020-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.