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PROVIDER PROFILE · NPI 1952680282

Hernan Zamalloa CastroMD

PRACTICEHIG CORPUS CHRISTI PLLCSee all providers at this practice →
Internal MedicineCorpus Christi, TXI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
386
Unique beneficiaries
—
Total services
741
Distinct HCPCS
5
Medicare payment
$56K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 6,183 Internal Medicine providers in TX — above median (cohort median 673).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
199
Beneficiaries
—
Total drug cost
$8K
Distinct drugs
13
Brand share
36.7%
Top prescribed drugs
Amoxicillin/Potassium Clav30 claims
Amlodipine Besylate21 claims
Tramadol Hcl21 claims
Cefuroxime Axetil19 claims
Furosemide13 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Hernan Zamalloa Castro'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). 46 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
BAY AREA HEALTHCARE GROUP, LTD.450934
Mark Kozlowski
Diagnostic Radiology · Fort Worth, TX
118368
Patrick Elvin
Diagnostic Radiology · Fort Worth, TX
105303
Alicia Hart
Emergency Medicine · Corpus Christi, TX
58121
Ning Huang
Diagnostic Radiology · Corpus Christi, TX
53111
Charles Gover-Mendez
Diagnostic Radiology · Fort Worth, TX
50104
Adityanant Jain-Perkins
Internal Medicine · Hillsboro, OR
4574
HIDALGO COUNTY EMERGENCY SERVICE FOUNDATION4589
Michael Michell
Diagnostic Radiology · Corpus Christi, TX
4395
David Wilson
Diagnostic Radiology · Corpus Christi, TX
3757
Prajeesh Kandoth Karerat
Internal Medicine · Springfield, OR
3768
Kenneth Matejka
Diagnostic Radiology · Corpus Christi, TX
3668
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.