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PROVIDER PROFILE · NPI 1003967415

Karen Van LeuvenPHD, FNP

Nurse PractitionerPiedmont, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 553127
Home health agency
PRESCRIBING · PART D · 2024
Total Rx claims
1,055
Beneficiaries
—
Total drug cost
$90K
Distinct drugs
42
Brand share
24.7%
Top prescribed drugs
Atorvastatin Calcium88 claims
Hydrocodone/Acetaminophen82 claims
Apixaban52 claims
Gabapentin52 claims
Levothyroxine Sodium51 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
806
Unique beneficiaries
—
Total services
2,013
Distinct HCPCS
7
Medicare payment
$144K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 8,685 Nurse Practitioner providers in CA — top quintile (cohort median 222).
QUALITY · MIPS · 2024
Final MIPS score
21.6
Quality
0.0
Cost
72.0
Improvement activities
0.0
Promoting interop.
0.0
Payment adjustment
-6.41%
Individual
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Karen Van Leuven'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). 31 inbound referrers · 44 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
NPI 12452996432562,010
Samir Sairam
Family Practice · San Francisco, CA
177798
Mary Headley
Nurse Practitioner · Carlsbad, CA
102381
THE REHABILITATION CENTER OF OAKLAND LLC84489
Community Mobile Diagnostics Llc
Portable X-Ray Supplier · San Leandro, CA
80346
Kathryn Klima
Diagnostic Radiology · Oakland, CA
60184
SUTTER EAST BAY HOSPITALS49112
Eric Fuller
Podiatry · Berkeley, CA
49101
Phillip Wright
General Practice · Oakland, CA
4980
Eugene Wake
Optometry · Sacramento, CA
47105
Royal Ambulance Inc.
Ambulance Service Provider · San Leandro, CA
43133
RICH, PHILIP42120
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
NPI 12452996432081,665
Samir Sairam
Family Practice · San Francisco, CA
140711
Mary Headley
Nurse Practitioner · Carlsbad, CA
105431
SUTTER EAST BAY HOSPITALS93282
OAKLAND HEALTHCARE & WELLNESS CENTER LLC91349
MDX-MDL HOLDINGS, LLC851,620
HENNIGAN, KARI79678
Community Mobile Diagnostics Llc
Portable X-Ray Supplier · San Leandro, CA
73303
Protransport 1
Ambulance Service Provider · Rohnert Park, CA
67243
THE REHABILITATION CENTER OF OAKLAND LLC62341
Royal Ambulance Inc.
Ambulance Service Provider · San Leandro, CA
50138
Eugene Wake
Optometry · Sacramento, CA
50115
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.