EILEEN ANNE KNOX APRN
NPI 1831523638
Nurse Practitioner - Family in Waterbury, CT
About Eileen Anne Knox Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EILEEN ANNE KNOX APRN (NPI 1831523638) is an individual family provider in Waterbury, Connecticut, licensed in Connecticut (005472) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Eileen Anne Knox Aprn is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Eileen Knox reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rocky Hill, CT 06067
- Reassigned Medicare billing, Connecticut enrollment
- 124 clinicians in this Medicare group
Danbury, CT 06810
- Reassigned Medicare billing, Connecticut enrollment
- 93 clinicians in this Medicare group
Manchester, CT 06040
- Reassigned Medicare billing, Connecticut enrollment
- 422 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06702 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Eileen Knox's NPI number?
The NPI number for Eileen Knox is 1831523638. It was assigned to this individual provider in the NPPES registry on August 28, 2013.
Where is Eileen Knox located?
Eileen Knox practices at 1253 W Main St, Waterbury, CT 06702. The listed phone number is (203) 755-5490.
What is Eileen Knox's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Eileen Knox enrolled in Medicare?
Yes. Eileen Knox is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Eileen Knox's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eileen Knox reassigns Medicare benefits to 3 organizations: Mc Diagnostic Of Connecticut, P.C. (Rocky Hill, CT), Connecticut Institute For Communities Inc (Danbury, CT) and Prospect Ct Medical Foundation, Inc. (Manchester, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Eileen Knox's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Eileen Knox was last updated on October 30, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Eileen Anne Knox, APRN · NPI 1831523638
Family physician in Waterbury, Connecticut. Individual provider, active in the CMS NPPES registry since August 28, 2013.
## Identity
- **NPI:** 1831523638 (Entity type: Individual)
- **Enumerated:** August 28, 2013
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 005472 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 1253 W MAIN ST, Waterbury, CT 06702-1418
- **Phone:** (203) 755-5490
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Mc Diagnostic Of Connecticut, P.C. (NPI 1386821932, Rocky Hill, CT); Connecticut Institute For Communities Inc (NPI 1780918045, Danbury, CT); Prospect Ct Medical Foundation, Inc. (NPI 1144677568, Manchester, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** October 30, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1831523638) · Data from the CMS NPPES public registry.