Andrew Oconnell, MD
NPI 1598598468 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Thoracic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Oconnell, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Chicago, IL (NPI 1598598468).
Provider details
- NPI number
- 1598598468
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036.171640 (IL)
Specialties & taxonomies
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianPrimary208G00000XLicense 036.171640 (IL)
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
- 2024-08-24
- Last updated
- 2024-08-24
- Certified
- 2024-08-13
Frequently asked questions
- What is Andrew Oconnell's NPI number?
- Andrew Oconnell's National Provider Identifier (NPI) is 1598598468, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Oconnell's specialty?
- Andrew Oconnell is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Oconnell located?
- Andrew Oconnell's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-3055.
- What is Andrew Oconnell's phone number?
- The practice phone number listed in the NPPES registry for Andrew Oconnell is (312) 926-5136.
- Does Andrew Oconnell accept Medicare?
- Andrew Oconnell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Oconnell's NPI active?
- Yes — Andrew Oconnell's NPI (1598598468) is active in the NPPES registry as of the last update on 2024-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.