What is Michael Antonini's specialty?

Michael Antonini (NPI 1700924941) is a Medicare-billing provider whose primary specialty is General Surgery in Auburn, CA.

Where does Michael Antonini practice?

Michael Antonini practices in Auburn, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1700924941.

How much does Medicare pay Michael Antonini?

Michael Antonini (NPI 1700924941) received approximately $107K in total Medicare Part B payments, serving 279 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1700924941

Michael AntoniniM.D.

General SurgeryAuburn, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

366

Unique beneficiaries

—

Total services

418

Distinct HCPCS

Medicare payment

$52K

Peer benchmark

Total Medicare services vs. 1,763 General Surgery providers in CA — top quintile (cohort median 269).

PRESCRIBING · PART D · 2024

Total Rx claims

150

Beneficiaries

—

Total drug cost

$488

Distinct drugs

Brand share

28.0%

Top prescribed drugs

Oxycodone Hcl97 claims

Hydrocodone/Acetaminophen42 claims

Ondansetron Hcl11 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Michael Antonini'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SUTTER VALLEY HOSPITALS	121	414
Mary Keohane Pathology · Sacramento, CA	22	45
Gregory Spin Nephrology · Roseville, CA	22	111
Michael Hecimovich Diagnostic Radiology · Sacramento, CA	21	38
NPI 1033103049	17	30
John Barnsdale Anesthesiology · Sacramento, CA	15	37
PRINTS, ANDREW	11	32
DVA RENAL HEALTHCARE INC	11	46

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