What is Lawrence Zweibel's specialty?

Lawrence Zweibel (NPI 1942211081) is a Medicare-billing provider whose primary specialty is Ophthalmology in Smithtown, NY.

Where does Lawrence Zweibel practice?

Lawrence Zweibel practices in Smithtown, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1942211081.

How much does Medicare pay Lawrence Zweibel?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Lawrence Zweibel (NPI 1942211081) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1942211081

Lawrence Zweibel

OphthalmologySmithtown, NYI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$3K

Distinct drugs

Brand share

54.2%

Top prescribed drugs

Bimatoprost13 claims

Rosuvastatin Calcium11 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Lawrence Zweibel'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). 22 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	107	249
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	89	150
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	68	101
MOUNT SINAI HOSPITAL	44	60
NPI 1265587000	34	105
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	30	52
JOHN T. MATHER MEMORIAL HOSPITAL	24	30
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	20	34
Juan Zapata Anesthesiology · East Patchogue, NY	20	27
Anthony Pacia Anesthesiology · East Patchogue, NY	18	31
ENZO CLINICAL LABS, INC.	16	30
David Gidseg Cardiology · Smithtown, NY	15	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

Healthparse Signals

Monitor this provider for changes — dated NPI change events