Elizabeth Apolonio, MD
NPI 1013017185 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Apolonio, MD is a Internal Medicine Physician provider in Chicago, IL (NPI 1013017185).
Provider details
- NPI number
- 1013017185
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036-083800 (IL)
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
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
- 2006-09-25
- Last updated
- 2009-10-27
Frequently asked questions
- What is Elizabeth Apolonio's NPI number?
- Elizabeth Apolonio's National Provider Identifier (NPI) is 1013017185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Apolonio's specialty?
- Elizabeth Apolonio is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Apolonio located?
- Elizabeth Apolonio's practice location on file with NPPES is 211 E Ontario St, Chicago, IL 60611-3468.
- What is Elizabeth Apolonio's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Apolonio is (312) 469-4860.
- Does Elizabeth Apolonio accept Medicare?
- Elizabeth Apolonio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Apolonio's NPI active?
- Yes — Elizabeth Apolonio's NPI (1013017185) is active in the NPPES registry as of the last update on 2009-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.