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 1235187493

John Carter

Family PracticeTucson, 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.
PRESCRIBING · PART D · 2024
Total Rx claims
1,146
Beneficiaries
—
Total drug cost
$41K
Distinct drugs
35
Brand share
7.9%
Top prescribed drugs
Rosuvastatin Calcium119 claims
Levothyroxine Sodium116 claims
Amlodipine Besylate84 claims
Hydrochlorothiazide63 claims
Atorvastatin Calcium54 claims
MEDICARE UTILIZATION · PART B · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where John Carter'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). 24 inbound referrers · 39 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
NORTHWEST HOSPITAL LLC104347
ORO VALLEY HOSPITAL LLC52209
Neal Bohnsack
Nurse Practitioner · Tucson, AZ
3067
Gregory Koshkarian
Cardiology · Tucson, AZ
24147
KARTCHNER, ZANE2454
Guy Borders
Diagnostic Radiology · Tucson, AZ
2473
YOSHINO, MARK2473
Southwest Ambulance Of Tucson Inc
Ambulance Service Provider · Tucson, AZ
2373
Gordon Watson
Cardiology · Tucson, AZ
2191
ENCOMPASS HEALTH REHABILITATION HOSPITAL OF NORTHWEST TUCSON, L.P.2080
Stephanie Reddick
Diagnostic Radiology · Tucson, AZ
1946
BANNER - UNIVERSITY MEDICAL CENTER TUCSON CAMPUS LLC19172
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
NORTHWEST HOSPITAL LLC95350
Sonora Quest Laboratories Llc
Clinical Laboratory · Phoenix, AZ
71361
Laboratory Corporation Of America
Clinical Laboratory · Phoenix, AZ
56273
ORO VALLEY HOSPITAL LLC44158
MEDLEN, SUE44187
Amy Brunsvold
Nurse Practitioner · Tucson, AZ
35143
BANNER - UNIVERSITY MEDICAL CENTER TUCSON CAMPUS LLC27145
Neal Bohnsack
Nurse Practitioner · Tucson, AZ
2268
YOSHINO, MARK2164
Ajay Tuli
Interventional Cardiology · Tucson, AZ
2195
Guy Borders
Diagnostic Radiology · Tucson, AZ
2049
Stephen Algeo
Cardiology · Tucson, AZ
19113
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.