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PROVIDER PROFILE · NPI 1043502347

David SierpinaMD

OphthalmologyLoma Linda, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 050292
Hospital
CCN 050327
Hospital
REFERRAL NETWORK

Where David Sierpina'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). 1 inbound referrers · 3 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
SEVENTH-DAY ADVENTISTS LOMA LINDA UNIVERSITY MEDICAL CENTER1326
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Joseph Fan
Ophthalmology · Monterey Park, CA
1530
Michael Rauser
Ophthalmology · Loma Linda, CA
1314
SEVENTH-DAY ADVENTISTS LOMA LINDA UNIVERSITY MEDICAL CENTER1225
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.
PRESCRIBING · PART D · 2024
Total Rx claims
1,328
Beneficiaries
—
Total drug cost
$86K
Distinct drugs
16
Brand share
21.7%
Top prescribed drugs
Ketorolac Tromethamine413 claims
Dorzolamide Hcl/Timolol Maleat210 claims
Latanoprost171 claims
Prednisolone Acetate143 claims
Timolol Maleate80 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,744
Unique beneficiaries
—
Total services
2,850
Distinct HCPCS
18
Medicare payment
$404K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 2,144 Ophthalmology providers in CA — top quintile (cohort median 1,859).
QUALITY · MIPS · 2024
Final MIPS score
88.9
Quality
72.1
Cost
77.4
Improvement activities
40.0
Promoting interop.
80.0
Payment adjustment
0.58%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$209
Payment records
9
By payment type
Food and Beverage$209