PROVIDER PROFILE · NPI 1679650923

John Mccarthy

PRACTICEJOHN D MCCARTHYSee all providers at this practice →

Infectious DiseaseWhittier, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

361

Unique beneficiaries

—

Total services

1,168

Distinct HCPCS

Medicare payment

$89K

Peer benchmark

Total Medicare services vs. 583 Infectious Disease providers in CA — above median (cohort median 564).

PRESCRIBING · PART D · 2024

Total Rx claims

1,047

Beneficiaries

—

Total drug cost

$552K

Distinct drugs

Brand share

33.6%

Top prescribed drugs

Cephalexin95 claims

Levofloxacin94 claims

Bictegrav/Emtricit/Tenofov Ala76 claims

Amoxicillin/Potassium Clav73 claims

Vancomycin Hcl67 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$142

Payment records

By payment type

Food and Beverage$142

REFERRAL NETWORK

Where John Mccarthy'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). 38 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PIH HEALTH WHITTIER HOSPITAL	148	1,060
Unilab Corporation Clinical Laboratory · West Hills, CA	82	407
Leo Li Infectious Disease · Montebello, CA	74	200
Christina Lee Diagnostic Radiology · Whittier, CA	54	186
Paresh Patel Internal Medicine · Whittier, CA	50	152
Zareh Ounjian Diagnostic Radiology · Whittier, CA	46	167
Nanette Kovash Diagnostic Radiology · Sacramento, CA	41	142
Alireza Jafari Cardiology · Whittier, CA	41	128
BEVERLY COMMUNITY HOSPITAL ASSOCIATION	41	74
Sudhaker Nayak Cardiology · Whittier, CA	40	159
AHMC WHITTIER HOSPITAL MEDICAL	38	59
Daniel Saket Diagnostic Radiology · Whittier, CA	38	134

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