What is Sarina Vander Zee's specialty?

Sarina Vander Zee (NPI 1558563239) is a Medicare-billing provider whose primary specialty is Clinical Cardiac Electrophysiology in Santa Monica, CA.

Where does Sarina Vander Zee practice?

Sarina Vander Zee practices in Santa Monica, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1558563239.

How much does Medicare pay Sarina Vander Zee?

Sarina Vander Zee (NPI 1558563239) received approximately $276K in total Medicare Part B payments, serving 1,470 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1558563239

Sarina Vander ZeeMD

Clinical Cardiac ElectrophysiologySanta Monica, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,085

Unique beneficiaries

—

Total services

5,788

Distinct HCPCS

Medicare payment

$252K

Peer benchmark

Total Medicare services vs. 188 Clinical Cardiac Electrophysiology providers in CA — top quintile (cohort median 3,360).

PRESCRIBING · PART D · 2024

Total Rx claims

3,381

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

Brand share

35.4%

Top prescribed drugs

Apixaban503 claims

Rosuvastatin Calcium385 claims

Metoprolol Succinate360 claims

Atorvastatin Calcium196 claims

Rivaroxaban180 claims

QUALITY · MIPS · 2024

Final MIPS score

90.4

Quality

96.1

Cost

72.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.65%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$3K

Payment records

117

By payment type

Food and Beverage$3K

Top paying entities

Food and Beverage$3K

REFERRAL NETWORK

Where Sarina Vander Zee'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). 68 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PROVIDENCE SAINT JOHN'S HEALTH CENTER	570	1,982
Simon Gabriel Diagnostic Radiology · Los Angeles, CA	136	323
George Wu Cardiology · Santa Monica, CA	101	253
Srinivas Peddi Diagnostic Radiology · Valencia, CA	101	217
Joshua Hanelin Diagnostic Radiology · Valencia, CA	91	210
Nicole Weinberg Cardiology · Santa Monica, CA	88	229
Peter Pak Advanced Heart Failure and Transplant Cardiology · Santa Monica, CA	84	221
Unilab Corporation Clinical Laboratory · West Hills, CA	75	187
Vicki Schiller Diagnostic Radiology · Santa Monica, CA	57	100
City Of Los Angeles Ambulance Service Provider · Los Angeles, CA	52	75
USZLER, JOHN	52	74
Paul Natterson Cardiology · Santa Monica, CA	51	128

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.

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