PROVIDER PROFILE · NPI 1588703995

Keith ChangMD

OphthalmologyNew York, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,121

Unique beneficiaries

—

Total services

1,509

Distinct HCPCS

Medicare payment

$87K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

14,175

Beneficiaries

—

Total drug cost

$4.7M

Distinct drugs

Brand share

48.6%

Top prescribed drugs

Cyclosporine2,605 claims

Azelastine Hcl1,857 claims

Bepotastine Besilate1,596 claims

Latanoprost1,196 claims

Prednisolone Acetate1,169 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

REFERRAL NETWORK

Where Keith 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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	66	216
Empire City Laboratories, Inc Clinical Laboratory · Brooklyn, NY	34	97
Ching Man Chung Optometry · Staten Island, NY	20	41
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	18	29
Jian Liang Podiatry · New York, NY	16	26
Zinovy Beider Anesthesiology · Brooklyn, NY	15	63
Calvin Lo Diagnostic Radiology · New York, NY	14	23
Min Wong Internal Medicine · Brooklyn, NY	14	36
CHARLES B. WANG COMMUNITY HEALTH CENTER, INC.	13	46
ENZO CLINICAL LABS, INC.	12	31

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