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PROVIDER PROFILE · NPI 1316921075

Sean WollastonM.D.

PRACTICERHEUMATOLOGY ASSOCIATESSee all providers at this practice →
RheumatologyNorth Hollywood, CAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
2,632
Beneficiaries
—
Total drug cost
$1.6M
Distinct drugs
60
Brand share
37.9%
Top prescribed drugs
Hydrocodone/Acetaminophen297 claims
Methotrexate Sodium250 claims
Prednisone139 claims
Gabapentin130 claims
Tramadol Hcl89 claims
REFERRAL NETWORK

Where Sean Wollaston'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). 6 inbound referrers · 12 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA76213
Unilab Corporation
Clinical Laboratory · West Hills, CA
76206
Jeffrey Glick
Nephrology · North Hollywood, CA
2353
Prashant Chawla
Diagnostic Radiology · Chicago, IL
1320
WEST HILLS HOSPITAL1140
City Of Los Angeles
Ambulance Service Provider · Los Angeles, CA
1121
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA86359
Unilab Corporation
Clinical Laboratory · West Hills, CA
68193
Cap Diagnostics Llc
Clinical Laboratory · Irvine, CA
35158
TARZANA MEDICAL CENTER LLC2958
PEACHSTATE HEALTH MANAGEMENT LLC2363
Jeffrey Glick
Nephrology · North Hollywood, CA
1848
UNIVERSITY RADIOLOGY NETWORK INC1726
CEDARS-SINAI MEDICAL CENTER1537
Prashant Chawla
Diagnostic Radiology · Chicago, IL
1521
Wonil Lee
Rheumatology · North Hollywood, CA
1138
PRIME HEALTHCARE SERVICES - SHERMAN OAKS, LLC1130
NPI 19826742221125
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,045
Unique beneficiaries
—
Total services
299,439
Distinct HCPCS
25
Medicare payment
$2.0M
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 530 Rheumatology providers in CA — top quintile (cohort median 1,833).
QUALITY · MIPS · 2024
Final MIPS score
75.0
Quality
0.0
Cost
10.0
Improvement activities
0.0
Promoting interop.
0.0
Payment adjustment
0.00%
Individual
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$4K
Payment records
145
By payment type
Food and Beverage$3K
Education$80