What is Marguerite O'donnell's specialty?

Marguerite O'donnell (NPI 1144501081) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Chicago, IL.

Where does Marguerite O'donnell practice?

Marguerite O'donnell practices in Chicago, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1144501081.

How much does Medicare pay Marguerite O'donnell?

Marguerite O'donnell (NPI 1144501081) received approximately $12K in total Medicare Part B payments, serving 102 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1144501081

Marguerite O'donnellFNP

PRACTICEADVOCATE HEALTHCARE SYSTEMS INCSee all providers at this practice →

Nurse PractitionerChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

142

Unique beneficiaries

—

Total services

157

Distinct HCPCS

Medicare payment

$8K

Peer benchmark

Total Medicare services vs. 7,761 Nurse Practitioner providers in IL — above median (cohort median 268).

PRESCRIBING · PART D · 2024

Total Rx claims

977

Beneficiaries

—

Total drug cost

$43K

Distinct drugs

Brand share

25.9%

Top prescribed drugs

Albuterol Sulfate104 claims

Atorvastatin Calcium64 claims

Rosuvastatin Calcium56 claims

Baclofen51 claims

Amlodipine Besylate50 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$48

Payment records

By payment type

Food and Beverage$48

Top paying entities

Food and Beverage$48

REFERRAL NETWORK

Where Marguerite O'donnell'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). 1 inbound referrers · 4 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Richard Bauer Diagnostic Radiology · Highland Park, IL	13	34

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
A2cl Services, Llc Clinical Laboratory · West Allis, WI	46	132
Tony Hampton Family Practice · Chicago, IL	13	105
High Technology Inc Independent Diagnostic Testing Facility (IDTF) · Palos Heights, IL	12	33
FRANCISCAN HEALTH OLYMPIA FIELDS	11	21

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