Sydney Cornelius, MD
NPI 1700687886 · Anesthesiology Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sydney Cornelius, MD is a Anesthesiology Physician provider in Chicago, IL (NPI 1700687886).
Provider details
- NPI number
- 1700687886
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 125.085419 (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
1 yr 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
- 2025-03-24
- Last updated
- 2025-06-23
- Certified
- 2025-06-23
Frequently asked questions
- What is Sydney Cornelius's NPI number?
- Sydney Cornelius's National Provider Identifier (NPI) is 1700687886, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Cornelius's specialty?
- Sydney Cornelius is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Sydney Cornelius located?
- Sydney Cornelius's practice location on file with NPPES is 420 E Superior St Ste 9-900, Chicago, IL 60611-4494.
- What is Sydney Cornelius's phone number?
- The practice phone number listed in the NPPES registry for Sydney Cornelius is (312) 503-7975.
- Does Sydney Cornelius accept Medicare?
- Sydney Cornelius is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sydney Cornelius's NPI active?
- Yes — Sydney Cornelius's NPI (1700687886) is active in the NPPES registry as of the last update on 2025-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.