What is Vivian Fonseca's specialty?

Vivian Fonseca (NPI 1346356037) is a Medicare-billing provider whose primary specialty is Emergency Medicine in New Orleans, LA.

Where does Vivian Fonseca practice?

Vivian Fonseca practices in New Orleans, LA, based on the location reported in the CMS Medicare provider datasets for NPI 1346356037.

How much does Medicare pay Vivian Fonseca?

Vivian Fonseca (NPI 1346356037) received approximately $7K in total Medicare Part B payments, serving 57 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1346356037

Vivian FonsecaMD

Emergency MedicineNew Orleans, LAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

119

Distinct HCPCS

Medicare payment

$6K

Peer benchmark

Total Medicare services vs. 809 Emergency Medicine providers in LA — bottom quintile (cohort median 274).

PRESCRIBING · PART D · 2024

Total Rx claims

1,992

Beneficiaries

—

Total drug cost

$2.1M

Distinct drugs

Brand share

51.5%

Top prescribed drugs

Levothyroxine Sodium234 claims

Empagliflozin138 claims

Insulin Glargine,hum.Rec.Anlog126 claims

Semaglutide95 claims

Atorvastatin Calcium90 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$81K

Payment records

111

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$42K

Consulting Fee$24K

Travel and Lodging$13K

Food and Beverage$3K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$42K

Consulting Fee$24K

Travel and Lodging$13K

Food and Beverage$3K

REFERRAL NETWORK

Where Vivian Fonseca'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). 6 inbound referrers · 12 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UNIVERSITY HEALTHCARE SYSTEM, L.C.	96	541
NPI 1215028626	18	38
Jan Cooper Internal Medicine · New Orleans, LA	16	49
Leslee Mcnabb Diagnostic Radiology · New Orleans, LA	14	39
PALACIOS MAYORGA, ENRIQUE	12	31
Joseph Buell General Surgery · New Orleans, LA	11	63

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY HEALTHCARE SYSTEM, L.C.	108	772
UNIVERSITY MEDICAL CENTER MANAGEMENT CORPORATION	25	140
Jeremy Nguyen Diagnostic Radiology · Marrero, LA	18	42
Robert Galagan Endocrinology · New Orleans, LA	18	27
Jan Cooper Internal Medicine · New Orleans, LA	17	81
Scott Beech Diagnostic Radiology · New Orleans, LA	16	36
Mandy Weidenhaft Diagnostic Radiology · New Orleans, LA	15	37
Michael Serou Diagnostic Radiology · New Orleans, LA	13	37
ZHANG, RUBIN	12	101
Cynthia Hanemann Diagnostic Radiology · New Orleans, LA	11	26
NPI 1215028626	11	22
NPI 1679589238	11	38

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