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PROVIDER PROFILE · NPI 1578533238

Joseph ChambersM.D.

PRACTICESOUTHWEST HEART GROUP LLCSee all providers at this practice →
CardiologyTucson, AZI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
Final MIPS score
84.9
Quality
76.5
Cost
68.0
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.42%
Individual
PRESCRIBING · PART D · 2024
Total Rx claims
3,430
Beneficiaries
—
Total drug cost
$673K
Distinct drugs
39
Brand share
24.8%
Top prescribed drugs
Atorvastatin Calcium316 claims
Apixaban295 claims
Metoprolol Succinate271 claims
Losartan Potassium270 claims
Amlodipine Besylate258 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,097
Unique beneficiaries
—
Total services
1,540
Distinct HCPCS
18
Medicare payment
$114K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 363 Cardiology providers in AZ — below median (cohort median 2,847).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$266
Payment records
7
By payment type
Food and Beverage$266
REFERRAL NETWORK

Where Joseph Chambers'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). 42 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Lisa Castellano
Cardiology · Tucson, AZ
144316
Pawel Doloto
Cardiology · Littleton, CO
95240
Richard Boyle
Diagnostic Radiology · Tucson, AZ
94215
EMMERSON, DAVID78179
Navin Kedia
Cardiology · Tucson, AZ
64116
Matthew Vanasco
Diagnostic Radiology · Tucson, AZ
52153
Lawrence Kaskowitz
Diagnostic Radiology · Tucson, AZ
51106
Rathan Nair
Internal Medicine · Harrisburg, PA
4098
Nidhi Gupta
Internal Medicine · Tucson, AZ
37117
Southwest Ambulance Of Tucson Inc
Ambulance Service Provider · Tucson, AZ
3672
Philip Maharaj-Prasad
Family Practice · Tucson, AZ
3467
Dipak K C
Internal Medicine · Tucson, AZ
3283
Refers patients to
Outbound — where patients go next
No outbound pairs above the suppression threshold.
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.