PROVIDER PROFILE · NPI 1356348452

Marguerite McdonaldM.D.

OphthalmologyOceanside, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,572

Unique beneficiaries

—

Total services

4,410

Distinct HCPCS

Medicare payment

$246K

Peer benchmark

Total Medicare services vs. 1,438 Ophthalmology providers in NY — top quintile (cohort median 1,869).

PRESCRIBING · PART D · 2024

Total Rx claims

3,824

Beneficiaries

—

Total drug cost

$3.0M

Distinct drugs

Brand share

63.5%

Top prescribed drugs

Erythromycin Base875 claims

Lifitegrast477 claims

Cyclosporine427 claims

Bepotastine Besilate265 claims

Latanoprost197 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$157K

Payment records

237

By payment type

Compensation for serving as faculty or as a speaker for a medical education program$72K

Consulting Fee$54K

Travel and Lodging$13K

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$9K

Food and Beverage$8K

REFERRAL NETWORK

Where Marguerite Mcdonald'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). 6 inbound referrers · 13 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	55	206
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	40	77
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	21	40
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	16	28
NYU LANGONE HOSPITALS	16	82
NORTH SHORE UNIVERSITY HOSPITAL	13	31

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	62	186
Island Eye Surgicenter Llc Ambulatory Surgical Center · Westbury, NY	31	90
Ronald Caronia Ophthalmology · Oceanside, NY	26	49
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	25	74
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	24	40
MERCY MEDICAL CENTER	16	23
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	15	27
Glenn Stoller Ophthalmology · Rockville Centre, NY	15	33
NORTH SHORE UNIVERSITY HOSPITAL	14	23
NYU LANGONE HOSPITALS	14	91
SOUTH NASSAU COMMUNITIES HOSPITAL	14	21
Quest Diagnostics Incorporated Clinical Laboratory · Clifton, NJ	13	39

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