OrganizationActive
John H. Stroger, Jr. Hospital of Cook County
NPI 1598868077 · General Acute Care Hospital · Chicago, IL
John H. Stroger, Jr. Hospital of Cook County is a General Acute Care Hospital organization in Chicago, IL (NPI 1598868077).
Provider details
- NPI number
- 1598868077
- Entity type
- Organization
- Primary specialty
- General Acute Care HospitalHospitals
- Organization subpart
- No
- Authorized official
- Howard Zaren, Senior Attending Surgeon(312) 864-5204
Specialties & taxonomies
Hospitals
Profile Score
Detailed profile(90/100 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
1901 W Harrison St
Chicago, IL 60612-3714
Phone: (312) 864-5204
Fax: (312) 864-9782
Street-level locationGet directions
Mailing address
455 Sunset Ridge Rd
Northfield, IL 60093-2715
Registry dates
- Enumerated
- 2006-09-07
- Last updated
- 2020-08-22
Frequently asked questions
- What is John H. Stroger, Jr. Hospital of Cook County's NPI number?
- John H. Stroger, Jr. Hospital of Cook County's National Provider Identifier (NPI) is 1598868077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John H. Stroger, Jr. Hospital of Cook County?
- John H. Stroger, Jr. Hospital of Cook County is classified in the NPPES registry as General Acute Care Hospital (Hospitals).
- Where is John H. Stroger, Jr. Hospital of Cook County located?
- John H. Stroger, Jr. Hospital of Cook County's practice location on file with NPPES is 1901 W Harrison St, Chicago, IL 60612-3714.
- What is John H. Stroger, Jr. Hospital of Cook County's phone number?
- The practice phone number listed in the NPPES registry for John H. Stroger, Jr. Hospital of Cook County is (312) 864-5204.
- Who is the authorized official for John H. Stroger, Jr. Hospital of Cook County?
- The authorized official listed on John H. Stroger, Jr. Hospital of Cook County's NPPES record is Howard Zaren, Senior Attending Surgeon. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John H. Stroger, Jr. Hospital of Cook County's NPI active?
- Yes — John H. Stroger, Jr. Hospital of Cook County's NPI (1598868077) 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.