OrganizationActive
Cook County
NPI 1023228731 · General Acute Care Hospital · Oak Forest, IL
Cook County is a General Acute Care Hospital organization in Oak Forest, IL (NPI 1023228731).
Provider details
- NPI number
- 1023228731
- Entity type
- Organization
- Primary specialty
- General Acute Care HospitalHospitals
- Parent organization
- Cook County
- Organization subpart
- Yes
- Authorized official
- John Cookinham, Chief Financial Officer(708) 633-3479
- License
- 0001743 (IL)
Specialties & taxonomies
Hospitals
Profile Score
Detailed profile(89/100 index)
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
15900 South Cicero Avenue
Oak Forest, IL 60452-4000
Phone: (708) 633-3400
Fax: (708) 633-3407
Street-level locationGet directions
Mailing address
15900 South Cicero Avenue
Oak Forest, IL 60452-4000
Other names (DBA / former)
- Doing business as
- Oak Forest Hospital
Registry dates
- Enumerated
- 2007-05-23
- Last updated
- 2010-07-14
Frequently asked questions
- What is Cook County's NPI number?
- Cook County's National Provider Identifier (NPI) is 1023228731, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cook County?
- Cook County is classified in the NPPES registry as General Acute Care Hospital (Hospitals).
- Where is Cook County located?
- Cook County's practice location on file with NPPES is 15900 South Cicero Avenue, Oak Forest, IL 60452-4000.
- What is Cook County's phone number?
- The practice phone number listed in the NPPES registry for Cook County is (708) 633-3400.
- Who is the authorized official for Cook County?
- The authorized official listed on Cook County's NPPES record is John Cookinham, Chief Financial Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cook County's NPI active?
- Yes — Cook County's NPI (1023228731) is active in the NPPES registry as of the last update on 2010-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.