Michaela O'Neill, MD
NPI 1245975853 · Hospitalist Physician · Evanston, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michaela O'Neill, MD is a Hospitalist Physician provider in Evanston, IL (NPI 1245975853).
Provider details
- NPI number
- 1245975853
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036173566 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 5841 S Maryland Ave # 8016Chicago, IL 60637-1443Phone: (773) 702-6435
Registry dates
- Enumerated
- 2022-04-28
- Last updated
- 2025-03-19
- Certified
- 2025-03-19
Frequently asked questions
- What is Michaela O'Neill's NPI number?
- Michaela O'Neill's National Provider Identifier (NPI) is 1245975853, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michaela O'Neill's specialty?
- Michaela O'Neill is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Michaela O'Neill located?
- Michaela O'Neill's practice location on file with NPPES is 2650 Ridge Ave, Evanston, IL 60201-1700.
- What is Michaela O'Neill's phone number?
- The practice phone number listed in the NPPES registry for Michaela O'Neill is (847) 570-1027.
- Does Michaela O'Neill accept Medicare?
- Michaela O'Neill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michaela O'Neill's NPI active?
- Yes — Michaela O'Neill's NPI (1245975853) is active in the NPPES registry as of the last update on 2025-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.