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 1033220314

Chang Wen ChenMD

PRACTICECHANG WEN CHEN MD PCSee all providers at this practice →
General PracticeKnoxville, TNI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$483
Payment records
29
By payment type
Food and Beverage$483
Top paying entities
Food and Beverage$483
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

CCN 447129
Home health agency
CCN 440034
Hospital
CCN 440125
Hospital
CCN 440173
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
7,529
Beneficiaries
—
Total drug cost
$423K
Distinct drugs
133
Brand share
17.1%
Top prescribed drugs
Gabapentin284 claims
Omeprazole276 claims
Atorvastatin Calcium248 claims
Amlodipine Besylate231 claims
Alprazolam228 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
677
Unique beneficiaries
—
Total services
1,391
Distinct HCPCS
16
Medicare payment
$58K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 51 General Practice providers in TN — top quintile (cohort median 873).
REFERRAL NETWORK

Where Chang Wen Chen'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 · 29 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
SOLSTAS LAB PARTNERS GROUP LLC158514
PARKWEST MEDICAL CENTER96284
METRO KNOXVILLE HMA LLC53202
Rural/Metro Of Tennessee, L.P.
Ambulance Service Provider · Knoxville, TN
26101
Daryl Harp
Diagnostic Radiology · Knoxville, TN
1634
Gregory Brewer
Interventional Cardiology · Norton, VA
1251
Steven Addonizio
Diagnostic Radiology · Knoxville, TN
1221
John Texada
Diagnostic Radiology · Knoxville, TN
1124
Scott Wegryn
Diagnostic Radiology · Knoxville, TN
1121
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SOLSTAS LAB PARTNERS GROUP LLC277940
PARKWEST MEDICAL CENTER117468
METRO KNOXVILLE HMA LLC74275
FORT SANDERS REGIONAL MEDICAL CENTER51147
Laboratory Corporation Of America
Clinical Laboratory · Knoxville, TN
38160
Rural/Metro Of Tennessee, L.P.
Ambulance Service Provider · Knoxville, TN
28165
Peter Emanuel
Diagnostic Radiology · Knoxville, TN
2489
Daryl Harp
Diagnostic Radiology · Knoxville, TN
2361
UNIVERSITY HEALTH SYSTEM, INC.2041
FORT LOUDOUN MEDICAL CENTER1985
John Williams
Diagnostic Radiology · Knoxville, TN
1847
DIAGNOSTIC HEALTH CENTERS OF TENNESSEE, LLC1846
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.