What is Simon Maltais's specialty?

Simon Maltais (NPI 1457665911) is a Medicare-billing provider whose primary specialty is Thoracic Surgery in Thousand Oaks, CA.

Where does Simon Maltais practice?

Simon Maltais practices in Thousand Oaks, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1457665911.

How much does Medicare pay Simon Maltais?

Simon Maltais (NPI 1457665911) received approximately $81K in total Medicare Part B payments, serving 75 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1457665911

Simon MaltaisMD

Thoracic SurgeryThousand Oaks, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$23K

Peer benchmark

Total Medicare services vs. 222 Thoracic Surgery providers in CA — below median (cohort median 226).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Simon Maltais'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). 7 inbound referrers · 18 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
VANDERBILT UNIVERSITY MEDICAL CENTER	84	436
Adam Guttentag Diagnostic Radiology · Nashville, TN	25	65
WORRELL, JOHN	25	83
Kim Sandler Diagnostic Radiology · Nashville, TN	23	83
Mary Keebler Cardiac Surgery · Pittsburgh, PA	19	118
Edwin Donnelly Diagnostic Radiology · Powell, OH	18	61
Mark Wigger Nephrology · Nashville, TN	15	48

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
VANDERBILT UNIVERSITY MEDICAL CENTER	44	258
Adam Guttentag Diagnostic Radiology · Nashville, TN	31	162
Kim Sandler Diagnostic Radiology · Nashville, TN	27	133
Edwin Donnelly Diagnostic Radiology · Powell, OH	27	160
WORRELL, JOHN	26	150
Mary Keebler Cardiac Surgery · Pittsburgh, PA	21	93
PARTAIN, C.	21	104
Thomas Di Salvo Cardiology · Charleston, SC	18	67
Mark Wigger Nephrology · Nashville, TN	17	85
Kelly Schlendorf Cardiology · Nashville, TN	16	56
Jennifer Robinson Williams Diagnostic Radiology · Nashville, TN	15	34
Lauren Oliver Nurse Practitioner · Nashville, TN	12	37

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