OrganizationActive
Chicago Sleep Disorders Center
NPI 1841249646 · Clinical Medical Laboratory · Chicago, IL
Chicago Sleep Disorders Center is a Clinical Medical Laboratory organization in Chicago, IL (NPI 1841249646).
Provider details
- NPI number
- 1841249646
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Richard Ansfield, Owner(773) 774-7300
Specialties & taxonomies
Laboratories
Profile Score
Detailed profile(91/100 index)
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
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
3401 N Central Ave
Chicago, IL 60634-4426
Phone: (773) 725-7000
Fax: (773) 725-7002
Street-level locationGet directions
Mailing address
3401 N Central Ave
Chicago, IL 60634-4426
Registry dates
- Enumerated
- 2006-05-09
- Last updated
- 2020-08-22
Frequently asked questions
- What is Chicago Sleep Disorders Center's NPI number?
- Chicago Sleep Disorders Center's National Provider Identifier (NPI) is 1841249646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Chicago Sleep Disorders Center?
- Chicago Sleep Disorders Center is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Chicago Sleep Disorders Center located?
- Chicago Sleep Disorders Center's practice location on file with NPPES is 3401 N Central Ave, Chicago, IL 60634-4426.
- What is Chicago Sleep Disorders Center's phone number?
- The practice phone number listed in the NPPES registry for Chicago Sleep Disorders Center is (773) 725-7000.
- Who is the authorized official for Chicago Sleep Disorders Center?
- The authorized official listed on Chicago Sleep Disorders Center's NPPES record is Richard Ansfield, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Chicago Sleep Disorders Center's NPI active?
- Yes — Chicago Sleep Disorders Center's NPI (1841249646) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.