What is John Giardina's specialty?

John Giardina (NPI 1821063645) is a Medicare-billing provider whose primary specialty is Interventional Cardiology in Prescott, AZ.

Where does John Giardina practice?

John Giardina practices in Prescott, AZ, based on the location reported in the CMS Medicare provider datasets for NPI 1821063645.

How much does Medicare pay John Giardina?

John Giardina (NPI 1821063645) received approximately $75K in total Medicare Part B payments, serving 523 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821063645

John GiardinaMD

Interventional CardiologyPrescott, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

884

Unique beneficiaries

—

Total services

1,105

Distinct HCPCS

Medicare payment

$74K

Peer benchmark

Total Medicare services vs. 143 Interventional Cardiology providers in AZ — bottom quintile (cohort median 3,623).

PRESCRIBING · PART D · 2024

Total Rx claims

5,238

Beneficiaries

—

Total drug cost

$665K

Distinct drugs

Brand share

18.1%

Top prescribed drugs

Atorvastatin Calcium747 claims

Metoprolol Succinate460 claims

Olmesartan Medoxomil339 claims

Lisinopril305 claims

Furosemide283 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$22

Payment records

By payment type

Food and Beverage$22

Top paying entities

Food and Beverage$22

REFERRAL NETWORK

Where John Giardina'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). 33 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
James D'antonio Interventional Cardiology · East Liverpool, OH	80	240
Life Line Ambulance Service Inc Ambulance Service Provider · Prescott, AZ	72	176
Florin Moisiuc Internal Medicine · Prescott, AZ	60	125
JOHNSON, BRENT	58	153
Brian Kimball Diagnostic Radiology · Prescott, AZ	49	129
Matthew Dicker Diagnostic Radiology · Prescott, AZ	40	88
Stanley Smith Diagnostic Radiology · Omaha, NE	39	110
CENTRAL DUPAGE HOSPITAL ASSOCIATION	32	45
Laboratory Corporation Of America Clinical Laboratory · Itasca, IL	31	50
Ying Wang Hospitalist · Prescott, AZ	28	98
Larry Owens Hospitalist · Prescott, AZ	27	55
Cole Bewley Physician Assistant · Gilbert, AZ	23	39

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