What is Benjamin Chang's specialty?

Benjamin Chang (NPI 1598756793) is a Medicare-billing provider whose primary specialty is Ophthalmology in Garden City, NY.

Where does Benjamin Chang practice?

Benjamin Chang practices in Garden City, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1598756793.

How much does Medicare pay Benjamin Chang?

Benjamin Chang (NPI 1598756793) received approximately $1.0M in total Medicare Part B payments, serving 1,500 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1598756793

Benjamin ChangMD

PRACTICEEYEGUYS LLPSee all providers at this practice →

OphthalmologyGarden City, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,421

Unique beneficiaries

—

Total services

6,288

Distinct HCPCS

Medicare payment

$930K

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

1,703

Beneficiaries

—

Total drug cost

$132K

Distinct drugs

Brand share

21.1%

Top prescribed drugs

Prednisolone Acetate383 claims

Ofloxacin339 claims

Latanoprost293 claims

Dorzolamide Hcl/Timolol Maleat119 claims

Ketorolac Tromethamine110 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$752

Payment records

By payment type

Food and Beverage$752

Top paying entities

Food and Beverage$752

REFERRAL NETWORK

Where Benjamin Chang'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	97	238
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	52	108
Frederic Mendelsohn Psychiatry & Neurology · Ronkonkoma, NY	47	51
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	44	70
Thierry Hufnagel Ophthalmology · Garden City, NY	32	47
NYU LANGONE HOSPITALS	22	41
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	20	30
NORTH SHORE UNIVERSITY HOSPITAL	18	24
ST. FRANCIS HOSPITAL	14	28
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	13	29
Yury Blitsman Anesthesiology · Rockville Centre, NY	12	20

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