What is Ivan Antunez Gonzalez's specialty?

Ivan Antunez Gonzalez (NPI 1962457408) is a Medicare-billing provider whose primary specialty is Gastroenterology in Guaynabo, PR.

Where does Ivan Antunez Gonzalez practice?

Ivan Antunez Gonzalez practices in Guaynabo, PR, based on the location reported in the CMS Medicare provider datasets for NPI 1962457408.

How much does Medicare pay Ivan Antunez Gonzalez?

Ivan Antunez Gonzalez (NPI 1962457408) received approximately $19K in total Medicare Part B payments, serving 72 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1962457408

Ivan Antunez GonzalezM.D.

GastroenterologyGuaynabo, PRI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

102

Unique beneficiaries

—

Total services

125

Distinct HCPCS

Medicare payment

$10K

Peer benchmark

Total Medicare services vs. 141 Gastroenterology providers in PR — top quintile (cohort median 77).

PRESCRIBING · PART D · 2024

Total Rx claims

1,888

Beneficiaries

—

Total drug cost

$171K

Distinct drugs

Brand share

27.8%

Top prescribed drugs

Pantoprazole Sodium347 claims

Tacrolimus195 claims

Famotidine188 claims

0.9 % Sodium Chloride115 claims

Mycophenolate Mofetil106 claims

QUALITY · MIPS · 2024

Final MIPS score

78.6

Quality

66.2

Cost

74.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.15%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$487

Payment records

By payment type

Food and Beverage$487

Top paying entities

Food and Beverage$487

REFERRAL NETWORK

Where Ivan Antunez Gonzalez'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HOSPITAL ESPANOL AUXILIO MUTUO DE PUERTO RICO, INC.	95	404
Rafael Pastrana Laborde Gastroenterology · Hato Rey, PR	26	61
Kathia Rosado-Orozco Pathology · San Juan, PR	26	32
RENDON, WILFREDO	20	32
Enrique Ramos Family Practice · San Juan, PR	15	62
Laboratorio Clinico Bairoa Inc Clinical Laboratory · Caguas, PR	12	31

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