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PROVIDER PROFILE · NPI 1548231905

William GonzabaM.D.

PRACTICEGMG HEALTHSee all providers at this practice →
Internal MedicineSan Antonio, TXI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
8,418
Beneficiaries
—
Total drug cost
$1.1M
Distinct drugs
111
Brand share
20.5%
Top prescribed drugs
Rosuvastatin Calcium566 claims
Amlodipine Besylate455 claims
Atorvastatin Calcium396 claims
Losartan Potassium347 claims
Tamsulosin Hcl301 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$746
Payment records
38
By payment type
Food and Beverage$746
Top paying entities
Food and Beverage$746
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
82
Unique beneficiaries
—
Total services
122
Distinct HCPCS
4
Medicare payment
$6K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 6,183 Internal Medicine providers in TX — above median (cohort median 673).
REFERRAL NETWORK

Where William Gonzaba'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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Anissa Ramirez
Physician Assistant · San Antonio, TX
3271
City Of San Antonio Texas
Ambulance Service Provider · San Antonio, TX
2333
METHODIST HEALTHCARE SYSTEM OF SAN ANTONIO, LTD., L.L.P.2133
Clinical Pathology Laboratories, Inc.
Clinical Laboratory · Austin, TX
1727
Robert Ramirez
Internal Medicine · New Braunfels, TX
1731
ACUITY HOSPITAL OF SOUTH TEXAS, LLC1618
Carlos Diaz Velez
Internal Medicine · Shavano Park, TX
1322
Rayleen Villanueva-Rumpf
Internal Medicine · San Antonio, TX
1222
Jesus Garcia-Gallegos
Family Practice · San Antonio, TX
1123
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.