Great Lakes Emergency Physicians Medical Group Sc
NPI 1689212581 · Emergency Medicine Physician · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Great Lakes Emergency Physicians Medical Group Sc is a Emergency Medicine Physician organization in Chicago, IL (NPI 1689212581).
Provider details
- NPI number
- 1689212581
- Entity type
- Organization
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Steven Maron, MD(925) 225-5837
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
6 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
- 2019-12-11
- Last updated
- 2023-11-30
- Certified
- 2023-11-30
Frequently asked questions
- What is Great Lakes Emergency Physicians Medical Group Sc's NPI number?
- Great Lakes Emergency Physicians Medical Group Sc's National Provider Identifier (NPI) is 1689212581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Great Lakes Emergency Physicians Medical Group Sc?
- Great Lakes Emergency Physicians Medical Group Sc is classified in the NPPES registry as Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Great Lakes Emergency Physicians Medical Group Sc located?
- Great Lakes Emergency Physicians Medical Group Sc's practice location on file with NPPES is 7531 S Stony Island Ave, Chicago, IL 60649-3954.
- What is Great Lakes Emergency Physicians Medical Group Sc's phone number?
- The practice phone number listed in the NPPES registry for Great Lakes Emergency Physicians Medical Group Sc is (773) 947-7500.
- Does Great Lakes Emergency Physicians Medical Group Sc accept Medicare?
- Great Lakes Emergency Physicians Medical Group 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 Great Lakes Emergency Physicians Medical Group Sc?
- The authorized official listed on Great Lakes Emergency Physicians Medical Group Sc's NPPES record is Steven Maron, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Great Lakes Emergency Physicians Medical Group Sc's NPI active?
- Yes — Great Lakes Emergency Physicians Medical Group Sc's NPI (1689212581) is active in the NPPES registry as of the last update on 2023-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.