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PROVIDER PROFILE · NPI 1275568081

David SchreierM.D.

PRACTICEFRANK C CANDELA MD FACS AND DAVID Z SCHREIER MD A MEDICAL CORSee all providers at this practice →
General SurgeryWest Hills, 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.
PRESCRIBING · PART D · 2024
Total Rx claims
124
Beneficiaries
—
Total drug cost
$371
Distinct drugs
2
Brand share
45.2%
Top prescribed drugs
Tramadol Hcl68 claims
Oxycodone Hcl/Acetaminophen56 claims
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 050116
Hospital
CCN 050481
Hospital
CCN 050761
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
460
Unique beneficiaries
—
Total services
502
Distinct HCPCS
13
Medicare payment
$69K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,763 General Surgery providers in CA — top quintile (cohort median 269).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$9K
Payment records
11
By payment type
Education$8K
Travel and Lodging$699
Food and Beverage$598
REFERRAL NETWORK

Where David Schreier'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). 6 inbound referrers · 21 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
WEST HILLS HOSPITAL137392
Unilab Corporation
Clinical Laboratory · West Hills, CA
2472
Neil Rawlinson
Pathology · West Hills, CA
2247
City Of Los Angeles
Ambulance Service Provider · Los Angeles, CA
1934
AMIN, NEELAM1830
Roger Amerian
Internal Medicine · West Hills, CA
1323
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
WEST HILLS HOSPITAL78170
SHRAGG, BRUCE64227
Richard Alberts
Diagnostic Radiology · Hermosa Beach, CA
54243
Robert Howard
Diagnostic Radiology · West Hills, CA
5092
Joseph Yuhan
Diagnostic Radiology · West Hills, CA
49127
Michael Kupfer
Diagnostic Radiology · West Hills, CA
43128
Gary Pesselnick
Pathology · Thousand Oaks, CA
2989
CANDELA, FRANK2870
Omid Shaye
Hematology-Oncology · West Hills, CA
22215
Unilab Corporation
Clinical Laboratory · West Hills, CA
2049
Charles Park
Anesthesiology · Calabasas, CA
1837
Neil Rawlinson
Pathology · West Hills, CA
1735
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.