Fresenius Medical Care of Illinois, LLC
NPI 1255421756 · End-Stage Renal Disease (ESRD) Treatment Clinic/Center · Mchenry, IL
Fresenius Medical Care of Illinois, LLC is a End-Stage Renal Disease (ESRD) Treatment Clinic/Center organization in Mchenry, IL (NPI 1255421756).
Provider details
- NPI number
- 1255421756
- Entity type
- Organization
- Primary specialty
- End-Stage Renal Disease (ESRD) Treatment Clinic/CenterAmbulatory Health Care Facilities
- Parent organization
- Fresenius Medical Care Holdings, Inc.
- Organization subpart
- Yes
- Authorized official
- Mark Fawcett, Treasurer(781) 699-9000
Specialties & taxonomies
Ambulatory Health Care Facilities
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
1 documented practice location
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
Other names (DBA / former)
- Doing business as
- Fresenius Medical Care of Mchenry
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2008-02-22
Frequently asked questions
- What is Fresenius Medical Care of Illinois, LLC's NPI number?
- Fresenius Medical Care of Illinois, LLC's National Provider Identifier (NPI) is 1255421756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Fresenius Medical Care of Illinois, LLC?
- Fresenius Medical Care of Illinois, LLC is classified in the NPPES registry as End-Stage Renal Disease (ESRD) Treatment Clinic/Center (Ambulatory Health Care Facilities).
- Where is Fresenius Medical Care of Illinois, LLC located?
- Fresenius Medical Care of Illinois, LLC's practice location on file with NPPES is 4312 W Elm St, Mchenry, IL 60050-4003.
- What is Fresenius Medical Care of Illinois, LLC's phone number?
- The practice phone number listed in the NPPES registry for Fresenius Medical Care of Illinois, LLC is (815) 363-7254.
- Who is the authorized official for Fresenius Medical Care of Illinois, LLC?
- The authorized official listed on Fresenius Medical Care of Illinois, LLC's NPPES record is Mark Fawcett, Treasurer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Fresenius Medical Care of Illinois, LLC's NPI active?
- Yes — Fresenius Medical Care of Illinois, LLC's NPI (1255421756) is active in the NPPES registry as of the last update on 2008-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.