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PROVIDER PROFILE · NPI 1043266240

David ChangM.D.

NephrologyWildomar, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 052895
Dialysis facility
CCN 552780
Dialysis facility
CCN 552838
Dialysis facility
CCN 050701
Hospital
CCN 050775
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
1,047
Beneficiaries
—
Total drug cost
$418K
Distinct drugs
32
Brand share
21.1%
Top prescribed drugs
Calcitriol94 claims
Amlodipine Besylate74 claims
Tamsulosin Hcl72 claims
Lisinopril69 claims
Furosemide66 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
750
Unique beneficiaries
—
Total services
1,747
Distinct HCPCS
13
Medicare payment
$211K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 985 Nephrology providers in CA — above median (cohort median 1,482).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$842
Payment records
41
By payment type
Food and Beverage$817
Education$25
REFERRAL NETWORK

Where David Chang'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). 46 inbound referrers · 71 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
111348
UNIVERSAL HEALTH SERVICES OF RANCHO SPRINGS INC93663
Weng-Lih Wang
Nephrology · Wildomar, CA
811,434
Douglas Green
Diagnostic Radiology · Temecula, CA
76458
Shankha Nandi
Nephrology · Wildomar, CA
751,303
NPI 125533553574661
David Lawson
Diagnostic Radiology · Wildomar, CA
68468
James Stapakis
Diagnostic Radiology · Wildomar, CA
65461
Jason Beck
Diagnostic Radiology · Temecula, CA
65442
DAVITA RIVERSIDE LLC55513
David Scafidi
Diagnostic Radiology · Wildomar, CA
47344
Alvin Hensel
Diagnostic Radiology · Hemet, CA
35293
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
DAVITA RIVERSIDE LLC80873
Shankha Nandi
Nephrology · Wildomar, CA
741,261
Weng-Lih Wang
Nephrology · Wildomar, CA
741,473
NPI 125533553574615
UNIVERSAL HEALTH SERVICES OF RANCHO SPRINGS INC71385
Douglas Green
Diagnostic Radiology · Temecula, CA
69409
SIMS, BRIAN61462
Unilab Corporation
Clinical Laboratory · West Hills, CA
57156
American Medical Response Ambulance Service, Inc.
Ambulance Service Provider · Riverside, CA
54225
Jason Beck
Diagnostic Radiology · Temecula, CA
53369
James Stapakis
Diagnostic Radiology · Wildomar, CA
52447
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
51172
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.