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PROVIDER PROFILE · NPI 1083653679

William ChapinMD

EndocrinologyPortland, ORI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 380004
Hospital
CCN 380009
Hospital
CCN 380037
Hospital
CCN 380038
Hospital
CCN 380061
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
393
Unique beneficiaries
—
Total services
501
Distinct HCPCS
7
Medicare payment
$31K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 63 Endocrinology providers in OR — above median (cohort median 515).
REFERRAL NETWORK

Where William Chapin'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). 2 inbound referrers · 6 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
PROVIDENCE HEALTH & SERVICES OREGON2549
LEGACY MOUNT HOOD MEDICAL CENTER1320
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
PORTLAND ADVENTIST MEDICAL CENTER96378
OREGON HEALTH & SCIENCE UNIVERSITY2262
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Seattle, WA
1620
LEGACY LABORATORY SERVICES, LLC1428
PROVIDENCE HEALTH & SERVICES OREGON1221
Robert Israel
Diagnostic Radiology · Portland, OR
1121
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.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
1,111
Beneficiaries
—
Total drug cost
$517K
Distinct drugs
28
Brand share
48.4%
Top prescribed drugs
Levothyroxine Sodium177 claims
Methimazole90 claims
Alendronate Sodium67 claims
Empagliflozin66 claims
Insulin Glargine,hum.Rec.Anlog65 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$28
Payment records
1
By payment type
Food and Beverage$28