What is Timothy Oconnor's specialty?

Timothy Oconnor (NPI 1881687036) is a Medicare-billing provider whose primary specialty is Cardiology in Chicago, IL.

Where does Timothy Oconnor practice?

Timothy Oconnor practices in Chicago, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1881687036.

How much does Medicare pay Timothy Oconnor?

Timothy Oconnor (NPI 1881687036) received approximately $82K in total Medicare Part B payments, serving 551 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1881687036

Timothy OconnorMD

CardiologyChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

973

Unique beneficiaries

—

Total services

1,394

Distinct HCPCS

Medicare payment

$77K

Peer benchmark

Total Medicare services vs. 686 Cardiology providers in IL — below median (cohort median 2,422).

PRESCRIBING · PART D · 2024

Total Rx claims

3,246

Beneficiaries

—

Total drug cost

$494K

Distinct drugs

Brand share

16.9%

Top prescribed drugs

Atorvastatin Calcium364 claims

Metoprolol Succinate254 claims

Levothyroxine Sodium181 claims

Apixaban174 claims

Rosuvastatin Calcium172 claims

QUALITY · MIPS · 2024

Final MIPS score

22.1

Quality

0.0

Cost

73.7

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-6.35%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$152

Payment records

By payment type

Food and Beverage$152

Top paying entities

Food and Beverage$152

REFERRAL NETWORK

Where Timothy Oconnor's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 109 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PRESENCE CHICAGO HOSPITALS NETWORK	1,199	3,246
RAPOPORT, MYRA	258	525
Thomas Keane Interventional Radiology · Oak Brook, IL	253	477
Warren Brandwein Diagnostic Radiology · Chicago, IL	242	443
City Of Chicago Ambulance Service Provider · Chicago, IL	235	432
SINGH, BHURJI	234	443
Casimir Lipinski Internal Medicine · Chicago, IL	220	702
John Ciemins Diagnostic Radiology · Chicago, IL	204	398
Jeremy Simon Diagnostic Radiology · Chicago, IL	180	349
Nicolaos Abariotis Cardiology · Chicago, IL	104	259
Andrew Sherman Pulmonary Disease · Chicago, IL	94	198
Brian Donahue Emergency Medicine · Chicago, IL	91	205

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events