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PROVIDER PROFILE · NPI 1033106034

Chun-Yang ChangMD

PRACTICESEDATION SERVICES INC.See all providers at this practice →
GastroenterologyOregon City, ORI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 380037
Hospital
CCN 380038
Hospital
CCN 380089
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
240
Beneficiaries
—
Total drug cost
$6K
Distinct drugs
7
Brand share
40.0%
Top prescribed drugs
Omeprazole90 claims
Ondansetron Hcl34 claims
Peg3350/Sod Sulf,bicarb,cl/Kcl27 claims
Sodium, Potassium,mag Sulfates24 claims
Pantoprazole Sodium20 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$32
Payment records
1
By payment type
Food and Beverage$32
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
224
Unique beneficiaries
—
Total services
260
Distinct HCPCS
9
Medicare payment
$25K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 181 Gastroenterology providers in OR — above median (cohort median 655).
REFERRAL NETWORK

Where Chun-Yang Chang'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 · 9 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
LEGACY MERIDIAN PARK HOSPITAL38124
PROVIDENCE HEALTH & SERVICES OREGON1123
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Inform Diagnostics, Inc.
Clinical Laboratory · Coppell, TX
63141
OREGON CLINIC, PC49104
OREGON CLINIC, PC4074
LEGACY MERIDIAN PARK HOSPITAL36120
LEGACY LABORATORY SERVICES, LLC3072
Richard Rockwell
Certified Registered Nurse Anesthetist (CRNA) · Weatherford, TX
2857
PROVIDENCE HEALTH & SERVICES - OREGON2253
Marcus Stepaniak
Certified Registered Nurse Anesthetist (CRNA) · Lexington, KY
1739
PROVIDENCE HEALTH & SERVICES OREGON1237
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.