Michigan Avenue Internists
NPI 1922066588 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michigan Avenue Internists is a Internal Medicine Physician organization in Chicago, IL (NPI 1922066588).
Provider details
- NPI number
- 1922066588
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Greg Ewert, President(312) 922-3815
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Dermatology Physician207N00000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-05-03
- Last updated
- 2025-09-11
Frequently asked questions
- What is Michigan Avenue Internists's NPI number?
- Michigan Avenue Internists's National Provider Identifier (NPI) is 1922066588, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michigan Avenue Internists?
- Michigan Avenue Internists is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michigan Avenue Internists located?
- Michigan Avenue Internists's practice location on file with NPPES is 200 S Michigan Ave, Chicago, IL 60604-2402.
- What is Michigan Avenue Internists's phone number?
- The practice phone number listed in the NPPES registry for Michigan Avenue Internists is (312) 922-3815.
- Does Michigan Avenue Internists accept Medicare?
- Michigan Avenue Internists 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 Michigan Avenue Internists?
- The authorized official listed on Michigan Avenue Internists's NPPES record is Greg Ewert, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michigan Avenue Internists's NPI active?
- Yes — Michigan Avenue Internists's NPI (1922066588) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.