What is David Sierpina's specialty?

David Sierpina (NPI 1043502347) is a Medicare-billing provider whose primary specialty is Ophthalmology in Loma Linda, CA.

Where does David Sierpina practice?

David Sierpina practices in Loma Linda, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1043502347.

How much does Medicare pay David Sierpina?

David Sierpina (NPI 1043502347) received approximately $519K in total Medicare Part B payments, serving 563 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1043502347

David SierpinaMD

OphthalmologyLoma Linda, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,744

Unique beneficiaries

—

Total services

2,850

Distinct HCPCS

Medicare payment

$404K

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — top quintile (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

1,328

Beneficiaries

—

Total drug cost

$86K

Distinct drugs

Brand share

21.7%

Top prescribed drugs

Ketorolac Tromethamine413 claims

Dorzolamide Hcl/Timolol Maleat210 claims

Latanoprost171 claims

Prednisolone Acetate143 claims

Timolol Maleate80 claims

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

By payment type

Food and Beverage$209

Top paying entities

Food and Beverage$209

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

Physician	Patients	Visits
SEVENTH-DAY ADVENTISTS LOMA LINDA UNIVERSITY MEDICAL CENTER	13	26

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Joseph Fan Ophthalmology · Monterey Park, CA	15	30
Michael Rauser Ophthalmology · Loma Linda, CA	13	14
SEVENTH-DAY ADVENTISTS LOMA LINDA UNIVERSITY MEDICAL CENTER	12	25

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events