caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1285730820

Brian VikstromM.D.

Hematology-OncologyVacaville, CAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 059551
Home health agency
CCN 050108
Hospital
CCN 050367
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
905
Beneficiaries
—
Total drug cost
$2.1M
Distinct drugs
41
Brand share
40.1%
Top prescribed drugs
Hydrocodone/Acetaminophen69 claims
Letrozole48 claims
Dexamethasone45 claims
Rivaroxaban43 claims
Olanzapine39 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
670
Unique beneficiaries
—
Total services
1,407
Distinct HCPCS
10
Medicare payment
$106K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 957 Hematology-Oncology providers in CA — below median (cohort median 4,173).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$891
Payment records
37
By payment type
Food and Beverage$891
REFERRAL NETWORK

Where Brian Vikstrom'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). 14 inbound referrers · 40 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
James Long
Hematology-Oncology · Vacaville, CA
50339
Lewis Weisblum
Diagnostic Radiology · Fairfield, CA
50318
Susan Gootnick
Diagnostic Radiology · Kentfield, CA
34121
Kathryn Amacher
Internal Medicine · Vacaville, CA
15120
Arnold Cruz
Emergency Medicine · York, PA
1443
NORTHBAY HEALTHCARE GROUP1466
Neogenomics Laboratories Inc
Clinical Laboratory · Aliso Viejo, CA
14113
Mary Moreno
Family Practice · Fairfield, CA
14110
Warren Joseph San Diego
Internal Medicine · Fairfield, CA
1234
Steven Ong
Nephrology · Fairfield, CA
1267
Maria Duran
Internal Medicine · Tacoma, WA
12103
Pushkar Pandey
Internal Medicine · Fairfield, CA
12181
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
NORTHBAY HEALTHCARE GROUP2688,533
Unilab Corporation
Clinical Laboratory · Sacramento, CA
1031,557
Cynthia Tan
Diagnostic Radiology · Maywood, IL
61378
James Bronk
Diagnostic Radiology · Fairfield, CA
57584
Jonathan Lopez
Hematology-Oncology · Fairfield, CA
48694
James Long
Hematology-Oncology · Vacaville, CA
46388
Lewis Weisblum
Diagnostic Radiology · Fairfield, CA
35234
Susan Gootnick
Diagnostic Radiology · Kentfield, CA
32145
Medic Ambulance Service Inc
Ambulance Service Provider · Vallejo, CA
32160
PATH LABS, LLC28143
Steven Dileo
Diagnostic Radiology · Colorado Springs, CO
2489
Matthew Johnson
Internal Medicine · Fairfield, CA
20119
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.