PROVIDER PROFILE · NPI 1578582466

Marc DinowitzM.D.

OphthalmologyRiverhead, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,868

Unique beneficiaries

—

Total services

4,711

Distinct HCPCS

Medicare payment

$538K

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

1,689

Beneficiaries

—

Total drug cost

$150K

Distinct drugs

Brand share

41.9%

Top prescribed drugs

Latanoprost509 claims

Dorzolamide Hcl/Timolol Maleat286 claims

Prednisolone Acetate182 claims

Neomycin/Polymyxin B/Dexametha129 claims

Erythromycin Base73 claims

QUALITY · MIPS · 2024

Final MIPS score

93.1

Quality

79.8

Cost

0.0

Improvement activities

40.0

Promoting interop.

88.8

Payment adjustment

0.76%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Marc Dinowitz'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). 32 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CENTRAL SUFFOLK HOSPITAL	143	368
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	142	498
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	74	149
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	50	89
JOHN T. MATHER MEMORIAL HOSPITAL	39	95
ENZO CLINICAL LABS, INC.	28	50
UNIVERSITY HOSPITAL AT STONY BROOK	26	55
NPI 1265587000	21	72
Vishnudat Seodat Family Practice · Riverhead, NY	20	30
Scott Sheren Ophthalmology · Riverhead, NY	19	36
Mitchell Meyerson Dermatology · Riverhead, NY	17	20
ST. CHARLES HOSPITAL	15	28

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