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PROVIDER PROFILE · NPI 1306831599

Kristen WillisonMD

Family PracticeSan Mateo, 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.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$600
Payment records
27
By payment type
Food and Beverage$582
Education$17
Top paying entities
Food and Beverage$582
Education$17
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050007
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
3,396
Beneficiaries
—
Total drug cost
$139K
Distinct drugs
72
Brand share
14.5%
Top prescribed drugs
Levothyroxine Sodium317 claims
Atorvastatin Calcium289 claims
Amlodipine Besylate237 claims
Losartan Potassium183 claims
Lisinopril136 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
635
Unique beneficiaries
—
Total services
998
Distinct HCPCS
9
Medicare payment
$76K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 8,228 Family Practice providers in CA — top quintile (cohort median 411).
REFERRAL NETWORK

Where Kristen Willison'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). 5 inbound referrers · 18 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Harriet Borofsky
Diagnostic Radiology · San Mateo, CA
2861
Jeffrey Guttas
Cardiology · San Mateo, CA
1738
Alexander Moldanado
Family Practice · San Mateo, CA
1630
Clay Napper
Diagnostic Radiology · San Mateo, CA
1537
Alireza Ghamgosar
Podiatry · San Mateo, CA
1548
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MILLS-PENINSULA HEALTH SERVICES2291,082
Hayley Brown
Nurse Practitioner · San Mateo, CA
4082
Adam Paley
Family Practice · San Mateo, CA
2336
Dorra Sellami
Diagnostic Radiology · Burlingame, CA
2140
MARCUS, DAVID1634
Jeffrey Guttas
Cardiology · San Mateo, CA
1650
Alexander Moldanado
Family Practice · San Mateo, CA
1633
Alireza Ghamgosar
Podiatry · San Mateo, CA
1437
Sourav Ray
Pathology · Burlingame, CA
1440
Lenora Fung
Diagnostic Radiology · Burlingame, CA
1325
Avanti Ambekar
Diagnostic Radiology · San Mateo, CA
1329
Michael Lai
Diagnostic Radiology · Daly City, CA
1324
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.