OrganizationActive
Northwestern Memorial Hospital
NPI 1144657131 · General Acute Care Hospital · Chicago, IL
Northwestern Memorial Hospital is a General Acute Care Hospital organization in Chicago, IL (NPI 1144657131).
Provider details
- NPI number
- 1144657131
- Entity type
- Organization
- Primary specialty
- General Acute Care HospitalHospitals
- Organization subpart
- No
- Authorized official
- Oisin Flanagan, Mri Fellow(312) 709-2115
- License
- 125063914 (IL)
Specialties & taxonomies
Hospitals
Profile Score
Detailed profile(77/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
737 N Michigan Ave
Suite 1600
Chicago, IL 60611-2615
Phone: (312) 709-2115
Street-level locationGet directions
Mailing address
737 N Michigan Ave
Chicago, IL 60611-2615
Registry dates
- Enumerated
- 2013-10-04
- Last updated
- 2013-10-04
Frequently asked questions
- What is Northwestern Memorial Hospital's NPI number?
- Northwestern Memorial Hospital's National Provider Identifier (NPI) is 1144657131, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Northwestern Memorial Hospital?
- Northwestern Memorial Hospital is classified in the NPPES registry as General Acute Care Hospital (Hospitals).
- Where is Northwestern Memorial Hospital located?
- Northwestern Memorial Hospital's practice location on file with NPPES is 737 N Michigan Ave, Chicago, IL 60611-2615.
- What is Northwestern Memorial Hospital's phone number?
- The practice phone number listed in the NPPES registry for Northwestern Memorial Hospital is (312) 709-2115.
- Who is the authorized official for Northwestern Memorial Hospital?
- The authorized official listed on Northwestern Memorial Hospital's NPPES record is Oisin Flanagan, Mri Fellow. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Northwestern Memorial Hospital's NPI active?
- Yes — Northwestern Memorial Hospital's NPI (1144657131) is active in the NPPES registry as of the last update on 2013-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.