What is Sammy Rivas's specialty?

Sammy Rivas (NPI 1912920141) is a Medicare-billing provider whose primary specialty is General Surgery in Lubbock, TX.

Where does Sammy Rivas practice?

Sammy Rivas practices in Lubbock, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1912920141.

How much does Medicare pay Sammy Rivas?

Sammy Rivas (NPI 1912920141) received approximately $93K in total Medicare Part B payments, serving 273 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1912920141

Sammy RivasM.D.

PRACTICESWAT SURGICAL ASSOCIATES, L.L.P.See all providers at this practice →

General SurgeryLubbock, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

333

Unique beneficiaries

—

Total services

394

Distinct HCPCS

Medicare payment

$37K

Peer benchmark

Total Medicare services vs. 1,477 General Surgery providers in TX — top quintile (cohort median 212).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$354

Distinct drugs

Brand share

100.0%

Top prescribed drugs

Acetaminophen With Codeine71 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$5K

Payment records

By payment type

Education$4K

Travel and Lodging$572

Food and Beverage$421

Top paying entities

Education$4K

Travel and Lodging$572

Food and Beverage$421

REFERRAL NETWORK

Where Sammy Rivas'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NOR-LEA HOSPITAL DISTRICT	22	67
James Wolfe Diagnostic Radiology · Lubbock, TX	15	32
PORTER, SCOTT	15	36
MARTINEZ, WALDO	14	29
Steven White Diagnostic Radiology · Lubbock, TX	14	27
Travis Eggl General Surgery · Lubbock, TX	13	53
Thomas Callahan Diagnostic Radiology · Fort Worth, TX	11	26
Thomas Windisch Diagnostic Radiology · Lubbock, TX	11	28
Darren Marchal Anesthesiology · Dallas, TX	11	15
Patrick Homer Family Practice · Lovington, NM	11	33

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