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PROVIDER PROFILE · NPI 1366545568

Kathryn AmacherDO

Internal MedicineVacaville, CAI
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
15,143
Beneficiaries
—
Total drug cost
$965K
Distinct drugs
196
Brand share
23.2%
Top prescribed drugs
Atorvastatin Calcium601 claims
Gabapentin526 claims
Apixaban495 claims
Levothyroxine Sodium483 claims
Amlodipine Besylate422 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,944
Unique beneficiaries
—
Total services
4,626
Distinct HCPCS
18
Medicare payment
$275K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Kathryn Amacher'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). 79 inbound referrers · 143 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Lewis Weisblum
Diagnostic Radiology · Fairfield, CA
137509
VACAVILLE HEALTHCARE INC98521
New Schryver Llc
Clinical Laboratory · Denver, CO
79661
Community Mobile Diagnostics Llc
Portable X-Ray Supplier · San Leandro, CA
78248
UY, JONATHAN77226
NADHAN INC.72436
Shahid Rehman
Neurology · Fairfield, CA
58216
Anita Stonawski-Semple
Nurse Practitioner · Vacaville, CA
51118
Pradeep Hundal
Internal Medicine · Providence, RI
49244
Guyve Shalileh
Emergency Medicine · Tucson, AZ
49149
Edward Yoon
Cardiology · San Pablo, CA
48244
Gurpreet Dhugga
Internal Medicine · Fairfield, CA
44195
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
VITAS HEALTHCARE CORPORATION OF CALIFORNIA5631,639
NORTHBAY HEALTHCARE GROUP2851,326
Medic Ambulance Service Inc
Ambulance Service Provider · Vallejo, CA
2541,231
Unilab Corporation
Clinical Laboratory · Sacramento, CA
179708
HEALTHY LIVING AT HOME EAST BAY LLC179566
James Bronk
Diagnostic Radiology · Fairfield, CA
147590
FAIRFIELD HEALTH CARE, INC.126520
Cynthia Tan
Diagnostic Radiology · Maywood, IL
111291
UY, JONATHAN87237
Falcon Critical Care Transport, Llc
Ambulance Service Provider · Concord, CA
86886
New Schryver Llc
Clinical Laboratory · Denver, CO
83587
Lewis Weisblum
Diagnostic Radiology · Fairfield, CA
83268
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.