Northwestern Cardiology & Internal Medicine Sc
NPI 1275749582 · Cardiovascular Disease Physician · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Northwestern Cardiology & Internal Medicine Sc is a Cardiovascular Disease Physician organization in Chicago, IL (NPI 1275749582).
Provider details
- NPI number
- 1275749582
- Entity type
- Organization
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Stuart Greenfield, President(312) 642-9858
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
Registry dates
- Enumerated
- 2007-05-15
- Last updated
- 2016-03-10
Frequently asked questions
- What is Northwestern Cardiology & Internal Medicine Sc's NPI number?
- Northwestern Cardiology & Internal Medicine Sc's National Provider Identifier (NPI) is 1275749582, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Northwestern Cardiology & Internal Medicine Sc?
- Northwestern Cardiology & Internal Medicine Sc is classified in the NPPES registry as Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Northwestern Cardiology & Internal Medicine Sc located?
- Northwestern Cardiology & Internal Medicine Sc's practice location on file with NPPES is 150 E Huron St, Chicago, IL 60611-2999.
- What is Northwestern Cardiology & Internal Medicine Sc's phone number?
- The practice phone number listed in the NPPES registry for Northwestern Cardiology & Internal Medicine Sc is (312) 642-9858.
- Does Northwestern Cardiology & Internal Medicine Sc accept Medicare?
- Northwestern Cardiology & Internal Medicine Sc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Northwestern Cardiology & Internal Medicine Sc?
- The authorized official listed on Northwestern Cardiology & Internal Medicine Sc's NPPES record is Stuart Greenfield, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Northwestern Cardiology & Internal Medicine Sc's NPI active?
- Yes — Northwestern Cardiology & Internal Medicine Sc's NPI (1275749582) is active in the NPPES registry as of the last update on 2016-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.