PROVIDER PROFILE · NPI 1245233519

Gregory KarnazeMD

PRACTICEARA/ST. DAVID'S IMAGING, LPSee all providers at this practice →

Interventional RadiologyAustin, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,692

Unique beneficiaries

—

Total services

4,342

Distinct HCPCS

Medicare payment

$56K

Peer benchmark

Total Medicare services vs. 178 Interventional Radiology providers in TX — top quintile (cohort median 1,148).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

100.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.05%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$138

Payment records

By payment type

Food and Beverage$138

REFERRAL NETWORK

Where Gregory Karnaze'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). 160 inbound referrers · 365 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ASCENSION SETON	467	816
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	295	529
City Of Austin Ambulance Service Provider · Austin, TX	180	257
ASCENSION SETON	122	194
John Manning Diagnostic Radiology · Austin, TX	110	238
John Barkley Diagnostic Radiology · Austin, TX	109	235
Gregory Connor Diagnostic Radiology · Austin, TX	92	159
Williamson County Ambulance Service Provider · Georgetown, TX	76	120
Andrew Reifsnyder Diagnostic Radiology · Austin, TX	75	148
Michael Jaimes Diagnostic Radiology · Austin, TX	74	149
Ravi Jhaveri Diagnostic Radiology · Austin, TX	72	121
ASCENSION SETON	64	124

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ST. DAVIDS HEALTHCARE PARTNERSHIP, L.P., LLP	262	401
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	225	417
City Of Austin Ambulance Service Provider · Austin, TX	191	276
Acadian Ambulance Service Of Texas Llc Ambulance Service Provider · Beaumont, TX	166	264
John Williams Diagnostic Radiology · Austin, TX	148	325
ASCENSION SETON	147	266
ST DAVIDS HEALTHCARE PARTNERSHIP LP LLP	126	168
John Manning Diagnostic Radiology · Austin, TX	109	236
ST. DAVID'S HEALTHCARE PARTNERSHIP, L.P., LLP	102	147
Murali Ranjithan Diagnostic Radiology · Austin, TX	95	175
Rainer Poley Diagnostic Radiology · Austin, TX	93	172
John Barkley Diagnostic Radiology · Austin, TX	88	193

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