What is David Zweiback's specialty?

David Zweiback (NPI 1457369233) is a Medicare-billing provider whose primary specialty is Internal Medicine in Hilton Head Island, SC.

Where does David Zweiback practice?

David Zweiback practices in Hilton Head Island, SC, based on the location reported in the CMS Medicare provider datasets for NPI 1457369233.

How much does Medicare pay David Zweiback?

David Zweiback (NPI 1457369233) received approximately $74K in total Medicare Part B payments, serving 94 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1457369233

David Zweiback

PRACTICEALLIED MEDICAL ASSOCIATES, P.C.See all providers at this practice →

Internal MedicineHilton Head Island, SCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

327

Unique beneficiaries

—

Total services

1,234

Distinct HCPCS

Medicare payment

$70K

Peer benchmark

Total Medicare services vs. 1,190 Internal Medicine providers in SC — above median (cohort median 884).

PRESCRIBING · PART D · 2024

Total Rx claims

2,297

Beneficiaries

—

Total drug cost

$270K

Distinct drugs

Brand share

27.7%

Top prescribed drugs

Oxycodone Hcl205 claims

Rosuvastatin Calcium183 claims

Gabapentin115 claims

Amlodipine Besylate64 claims

Dextroamphetamine/Amphetamine64 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$504

Payment records

By payment type

Food and Beverage$504

Top paying entities

Food and Beverage$504

REFERRAL NETWORK

Where David Zweiback'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). 2 inbound referrers · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	78	190
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	21	72

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ABINGTON MEMORIAL HOSPITAL	67	238
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	54	129
HOLY REDEEMER HEALTH SYSTEM	23	73
Laboratory Corporation Of America Holdings Clinical Laboratory · Burlington, NC	20	91
Jeffrey Weisman Cardiology · Trevose, PA	19	54
Steven Balint Internal Medicine · Elkins Park, PA	13	39
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	12	42

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