What is John Cassidy's specialty?

John Cassidy (NPI 1518067727) is a Medicare-billing provider whose primary specialty is Neurosurgery in Venice, FL.

Where does John Cassidy practice?

John Cassidy practices in Venice, FL, based on the location reported in the CMS Medicare provider datasets for NPI 1518067727.

How much does Medicare pay John Cassidy?

John Cassidy (NPI 1518067727) received approximately $317K in total Medicare Part B payments, serving 512 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1518067727

John CassidyM.D.

PRACTICEJOHN R. CASSIDY, M.D., P.A.See all providers at this practice →

NeurosurgeryVenice, FLI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,050

Unique beneficiaries

—

Total services

10,522

Distinct HCPCS

Medicare payment

$210K

Peer benchmark

Total Medicare services vs. 404 Neurosurgery providers in FL — top quintile (cohort median 406).

PRESCRIBING · PART D · 2024

Total Rx claims

253

Beneficiaries

—

Total drug cost

$2K

Distinct drugs

Brand share

46.6%

Top prescribed drugs

Oxycodone Hcl/Acetaminophen76 claims

Hydrocodone/Acetaminophen42 claims

Methylprednisolone39 claims

Tramadol Hcl34 claims

Prednisone19 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

83.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$81

Payment records

By payment type

Food and Beverage$81

Top paying entities

Food and Beverage$81

REFERRAL NETWORK

Where John Cassidy'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). 34 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SARASOTA COUNTY PUBLIC HOSPITAL DISTRICT	138	457
NPI 1104863612	75	173
Phillip Mihm Diagnostic Radiology · Venice, FL	72	139
Sergio Selva Diagnostic Radiology · Venice, FL	64	149
BAGA, MELECITO	59	137
VIHLEN, ERIC	51	123
David Jennings Diagnostic Radiology · Louisville, KY	35	80
SARASOTA DOCTORS HOSPITAL INC	32	86
Gary Wright Diagnostic Radiology · Venice, FL	31	49
Gregg Baran Diagnostic Radiology · Pensacola, FL	28	68
Joseph Balzano Cardiology · North Venice, FL	25	69
Steven Shoemaker Cardiology · North Venice, FL	24	76

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