Christopher Oconnor
NPI 1164442505 · Anesthesiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Oconnor is a Anesthesiology Physician provider in Chicago, IL (NPI 1164442505).
Provider details
- NPI number
- 1164442505
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 036-071696 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
242 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Extensive Surgery on Spine00670 | 70 | $624 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 43 | $46 |
| Anesthesia for Other Procedure on Skin of Arms, Legs, and Front Body00400 | 22 | $151 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 21 | $15 |
| Anesthesia for Other Procedure on Brain00210 | 18 | $536 |
| Anesthesia for Other Procedure on Skin, Muscles, Or Nerves of Head, Neck, and Upper Back00300 | 15 | $242 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2013-09-06
Frequently asked questions
- What is Christopher Oconnor's NPI number?
- Christopher Oconnor's National Provider Identifier (NPI) is 1164442505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Oconnor's specialty?
- Christopher Oconnor is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Oconnor located?
- Christopher Oconnor's practice location on file with NPPES is 1653 W Congress Pkwy, Chicago, IL 60612-3833.
- What is Christopher Oconnor's phone number?
- The practice phone number listed in the NPPES registry for Christopher Oconnor is (312) 942-6504.
- Does Christopher Oconnor accept Medicare?
- Christopher Oconnor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Oconnor's NPI active?
- Yes — Christopher Oconnor's NPI (1164442505) is active in the NPPES registry as of the last update on 2013-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.