Karen Knox, APN
NPI 1083796270 · Nurse Practitioner · Downers Grove, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Knox, APN is a Nurse Practitioner provider in Downers Grove, IL (NPI 1083796270).
Provider details
- NPI number
- 1083796270
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN
- Sex
- Female
- Sole proprietor
- No
- License
- 209-002487 (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
19 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)
- 2545 S King DrChicago, IL 60616-2441Phone: (312) 842-7117
Registry dates
- Enumerated
- 2006-10-19
- Last updated
- 2025-08-13
- Certified
- 2025-08-13
Frequently asked questions
- What is Karen Knox's NPI number?
- Karen Knox's National Provider Identifier (NPI) is 1083796270, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Knox's specialty?
- Karen Knox is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Knox located?
- Karen Knox's practice location on file with NPPES is 1441 Branding Ave Ste 310, Downers Grove, IL 60515-5624.
- What is Karen Knox's phone number?
- The practice phone number listed in the NPPES registry for Karen Knox is (630) 829-1038.
- Does Karen Knox accept Medicare?
- Karen Knox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Knox's NPI active?
- Yes — Karen Knox's NPI (1083796270) is active in the NPPES registry as of the last update on 2025-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.