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 1235159583

Joseph WilliamsM.D.

PsychiatryDanbury, CTI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
REFERRAL NETWORK

Where Joseph Williams'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). 26 inbound referrers · 63 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Quest Diagnostics Llc
Clinical Laboratory · Wallingford, CT
63115
HARTFORD HEALTHCARE LABORATORIES3361
Seema Bakhru
Diagnostic Radiology · Hartford, CT
3341
Donna Pellerin
Psychiatry · Danbury, CT
30123
Western Connecticut Health Network Affiliates, Inc.
Independent Diagnostic Testing Facility (IDTF) · Danbury, CT
2840
Michael Logue
Cardiology · Bridgeport, CT
2540
John Woodall
Psychiatry & Neurology · Sandy Hook, CT
24130
Jeffrey Schmierer
Cardiology · Danbury, CT
2344
Thorsten Krebs
Diagnostic Radiology · Danbury, CT
2325
Thomas Brown
Internal Medicine · Wethersfield, CT
2338
Daniel Southern
Physical Medicine and Rehabilitation · Norwalk, CT
18111
Sandra Mini
Internal Medicine · Westport, CT
1752
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
DANBURY HOSPITAL4844,529
Quest Diagnostics Llc
Clinical Laboratory · Wallingford, CT
53107
DANBURY HOSPITAL4385
City Of Danbury
Ambulance Service Provider · Danbury, CT
4299
Seema Bakhru
Diagnostic Radiology · Hartford, CT
3741
William Delaney
Internal Medicine · Danbury, CT
35149
HARTFORD HEALTHCARE LABORATORIES3571
Lisa Vazquez
Nurse Practitioner · Danbury, CT
32122
Anna Mah
Diagnostic Radiology · Danbury, CT
3145
Jeffrey Schmierer
Cardiology · Danbury, CT
2744
Donna Pellerin
Psychiatry · Danbury, CT
27165
SIRKEN, REMY27127
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
228
Unique beneficiaries
—
Total services
761
Distinct HCPCS
5
Medicare payment
$52K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 380 Psychiatry providers in CT — top quintile (cohort median 177).
PRESCRIBING · PART D · 2024
Total Rx claims
2,409
Beneficiaries
—
Total drug cost
$311K
Distinct drugs
47
Brand share
27.2%
Top prescribed drugs
Clonazepam175 claims
Bupropion Hcl167 claims
Alprazolam138 claims
Lamotrigine131 claims
Duloxetine Hcl130 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$6K
Payment records
213
By payment type
Food and Beverage$4K
Consulting Fee$2K
Education$12