PROVIDER PROFILE · NPI 1629096664

Amer ZarkaM.D.

PRACTICEPROHEALTH PARTNERS A MEDICAL GROUP INCSee all providers at this practice →

CardiologySanta Ana, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,073

Unique beneficiaries

—

Total services

9,334

Distinct HCPCS

Medicare payment

$706K

Peer benchmark

Total Medicare services vs. 1,869 Cardiology providers in CA — top quintile (cohort median 2,371).

PRESCRIBING · PART D · 2024

Total Rx claims

4,109

Beneficiaries

—

Total drug cost

$755K

Distinct drugs

Brand share

27.0%

Top prescribed drugs

Rosuvastatin Calcium289 claims

Atorvastatin Calcium275 claims

Carvedilol219 claims

Amlodipine Besylate199 claims

Metoprolol Succinate176 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$698

Payment records

By payment type

Food and Beverage$698

REFERRAL NETWORK

Where Amer Zarka'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). 41 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Reza Shahbaz Diagnostic Radiology · Orange, CA	169	522
Unilab Corporation Clinical Laboratory · West Hills, CA	80	275
Asaad Hakim Pulmonary Disease · Garden Grove, CA	77	256
SIEW, VICTOR	63	445
Viney Soni Pulmonary Disease · Fountain Valley, CA	57	456
Harpreet Singh Cardiology · Fountain Valley, CA	52	109
Christopher Salem Family Practice · Irvine, CA	47	525
Hong Kim Internal Medicine · Garden Grove, CA	45	247
Naser Rahbar Diagnostic Radiology · Anaheim, CA	43	88
Eric Quimbo Emergency Medicine · Placentia, CA	42	76
Robby Ayoub Internal Medicine · Huntington Beach, CA	40	250
Essam Mostafa Nephrology · Fountain Valley, CA	37	191

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