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 1154361889

Nelson WesterhoutMD

PRACTICENEWPORT HARBOR ANESTHESIA CONSULTANTS MEDICAL GROUP INCSee all providers at this practice →
AnesthesiologyNewport Beach, CAI
CROSS-REFERENCE

Related data on other Healthparse brands

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

Hospital & Facility Affiliations (1)

CCN 050224
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
127
Unique beneficiaries
—
Total services
132
Distinct HCPCS
5
Medicare payment
$20K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 4,547 Anesthesiology providers in CA — above median (cohort median 182).
REFERRAL NETWORK

Where Nelson Westerhout'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). 2 inbound referrers · 6 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
2335
Simon Madorsky
Otolaryngology · Newport Beach, CA
1525
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
HOAG MEMORIAL HOSPITAL PRESBYTERIAN84128
SKIN CANCER AND RECONSTRUCTIVE SURGERY CENTER, LLC2541
Simon Madorsky
Otolaryngology · Newport Beach, CA
2453
Orthopedic Surgery Center Of Oc Llc
Ambulatory Surgical Center · Newport Beach, CA
1620
HOAG ORTHOPEDIC INSTITUTE LLC1515
ST. JOSEPH HEALTH SYSTEM HOME CARE SERVICES LLC1111
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.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$59
Payment records
3
By payment type
Food and Beverage$59