What is Nicolas Shammas's specialty?

Nicolas Shammas (NPI 1922087857) is a Medicare-billing provider whose primary specialty is Interventional Cardiology in Davenport, IA.

Where does Nicolas Shammas practice?

Nicolas Shammas practices in Davenport, IA, based on the location reported in the CMS Medicare provider datasets for NPI 1922087857.

How much does Medicare pay Nicolas Shammas?

Nicolas Shammas (NPI 1922087857) received approximately $477K in total Medicare Part B payments, serving 1,774 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1922087857

Nicolas ShammasM.D.

Interventional CardiologyDavenport, IAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,557

Unique beneficiaries

—

Total services

4,536

Distinct HCPCS

Medicare payment

$433K

Peer benchmark

Total Medicare services vs. 47 Interventional Cardiology providers in IA — top quintile (cohort median 2,586).

PRESCRIBING · PART D · 2024

Total Rx claims

7,760

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

Brand share

29.2%

Top prescribed drugs

Metoprolol Succinate733 claims

Atorvastatin Calcium669 claims

Apixaban438 claims

Amlodipine Besylate410 claims

Clopidogrel Bisulfate404 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$48K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$43K

Travel and Lodging$3K

Food and Beverage$2K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$43K

Travel and Lodging$3K

Food and Beverage$2K

REFERRAL NETWORK

Where Nicolas Shammas'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). 109 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
METROPOLITAN MEDICAL LABORATORY, PLC	293	1,032
Edmund Coyne Cardiology · Davenport, IA	210	460
GENESIS HEALTH SYSTEM	185	347
Kathleen Keyes Cardiology · Davenport, IA	178	352
Shawna Duske Nurse Practitioner · Davenport, IA	173	475
Eric Dippel Interventional Cardiology · Davenport, IA	123	217
Rafat Padaria Cardiology · Davenport, IA	120	276
ROGERS, JOHN	119	247
Mouhamed Al Sheikha Nephrology · Davenport, IA	116	241
TRINITY MEDICAL CENTER	99	324
Dietrich Gerhardt Diagnostic Radiology · Davenport, IA	83	147
Jeffrey Goree Diagnostic Radiology · Davenport, IA	82	131

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