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PROVIDER PROFILE · NPI 1548354350

Ann GillenwaterM.D.

PRACTICEMDACCSee all providers at this practice →
OtolaryngologyHouston, TXI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
84.3
Quality
70.8
Cost
67.6
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.39%
Group
PRESCRIBING · PART D · 2024
Total Rx claims
11
Beneficiaries
—
Total drug cost
$258
Distinct drugs
1
Brand share
100.0%
Top prescribed drugs
Hydrocodone/Acetaminophen11 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
245
Unique beneficiaries
—
Total services
277
Distinct HCPCS
6
Medicare payment
$15K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 668 Otolaryngology providers in TX — bottom quintile (cohort median 967).
REFERRAL NETWORK

Where Ann Gillenwater'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). 24 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
UNIVERSITY OF TEXAS M. D. ANDERSON CANCER CENTER3043,361
Lawrence Ginsberg
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4096
Theresa Hofstede
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38301
Adel El-Naggar
Pathology · Houston, TX
30110
Jeremy Erasmus
Diagnostic Radiology · Houston, TX
2360
Kaveh Karimzad
Cardiology · Houston, TX
22136
Komal Shah
Diagnostic Radiology · Houston, TX
2248
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Houston, TX
1940
Jane Onufer
Diagnostic Radiology · Houston, TX
1842
Girish Shroff
Diagnostic Radiology · Houston, TX
1654
James Debnam
Diagnostic Radiology · Houston, TX
1642
RODRIGUEZ, JESSICA1521
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.