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 1417944802

Richard ErnstM.D.

PRACTICE4C MEDICAL GROUP PLCSee all providers at this practice →
Family PracticeScottsdale, AZI
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
$128
Payment records
1
By payment type
Food and Beverage$128
PRESCRIBING · PART D · 2024
Total Rx claims
455
Beneficiaries
—
Total drug cost
$16K
Distinct drugs
17
Brand share
15.2%
Top prescribed drugs
Oxycodone Hcl84 claims
Doxycycline Hyclate65 claims
Cyclobenzaprine Hcl46 claims
Cefdinir30 claims
Meloxicam29 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
659
Unique beneficiaries
—
Total services
1,023
Distinct HCPCS
5
Medicare payment
$103K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,613 Family Practice providers in AZ — above median (cohort median 623).
REFERRAL NETWORK

Where Richard Ernst'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). 70 inbound referrers · 160 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
HONORHEALTH4992,065
Amar Sharma
Internal Medicine · Glendale, AZ
1071,229
R M Arizona Holdings Inc
Ambulance Service Provider · Mesa, AZ
84320
William Taylor
Diagnostic Radiology · Scottsdale, AZ
77486
Jason Kerr
Diagnostic Radiology · Scottsdale, AZ
72346
Nishant Verma
Diagnostic Radiology · Scottsdale, AZ
71351
Stephanie Schwarz
Hospitalist · Toledo, OH
61773
Rolf Hultsch
Diagnostic Radiology · Scottsdale, AZ
60366
John Millstine
Diagnostic Radiology · Beverly Hills, CA
59286
Eric Kovalsky
Diagnostic Radiology · Scottsdale, AZ
57272
Glenn Cook
Diagnostic Radiology · Scottsdale, AZ
56271
Sunil Ram
Diagnostic Radiology · Santa Monica, CA
46235
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Sonora Quest Laboratories Llc
Clinical Laboratory · Phoenix, AZ
122612
HONORHEALTH113522
R M Arizona Holdings Inc
Ambulance Service Provider · Mesa, AZ
107366
Amar Sharma
Internal Medicine · Glendale, AZ
901,113
Parminder Sidhu
Internal Medicine · Fountain Hills, AZ
881,083
VERMA, VISHAL69784
Irina Nistor
Diagnostic Radiology · Scottsdale, AZ
63293
William Taylor
Diagnostic Radiology · Scottsdale, AZ
61283
Glenn Cook
Diagnostic Radiology · Scottsdale, AZ
60285
Gavin Slethaug
Diagnostic Radiology · Scottsdale, AZ
60252
Ronald Newbold
Diagnostic Radiology · Scottsdale, AZ
59178
Laboratory Corporation Of America
Clinical Laboratory · Phoenix, AZ
58224
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.