What is Samuel Chang's specialty?

Samuel Chang (NPI 1477715589) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Nashville, TN.

Where does Samuel Chang practice?

Samuel Chang practices in Nashville, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1477715589.

How much does Medicare pay Samuel Chang?

Samuel Chang (NPI 1477715589) received approximately $58K in total Medicare Part B payments, serving 1,054 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1477715589

Samuel ChangM.D.

Diagnostic RadiologyNashville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,360

Unique beneficiaries

—

Total services

1,478

Distinct HCPCS

Medicare payment

$54K

Peer benchmark

Total Medicare services vs. 698 Diagnostic Radiology providers in TN — bottom quintile (cohort median 3,582).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

78.4

Quality

62.2

Cost

61.3

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

0.14%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Samuel 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). 36 inbound referrers · 68 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UNIVERSITY OF COLORADO HOSPITAL AUTHORITY	436	1,089
Thomas Suby-Long Diagnostic Radiology · Aurora, CO	67	118
Daniel Vargas Diagnostic Radiology · Aurora, CO	61	96
HERGOTT, LAWRENCE	43	73
Sajal Pokharel Diagnostic Radiology · Lakewood, CO	38	50
Lavanya Kondapalli Cardiology · Aurora, CO	36	56
Toshimasa Clark Diagnostic Radiology · Aurora, CO	34	45
University Physicians Incorporated Clinical Laboratory · Aurora, CO	30	44
Rhonda Miyasaka Cardiology · Aurora, CO	29	60
NPI 1396781134	28	35
Jeffrey Meier Diagnostic Radiology · Lakewood, CO	27	35
Bernedette Saccomanno Diagnostic Radiology · Denver, CO	27	38

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY OF COLORADO HOSPITAL AUTHORITY	275	744
James Davidson Diagnostic Radiology · Aurora, CO	59	125
NPI 1831146497	51	60
SACHS, PETER	43	70
THIEME, GARY	39	56
Thomas Suby-Long Diagnostic Radiology · Aurora, CO	39	71
Daniel Vargas Diagnostic Radiology · Aurora, CO	38	72
Luisa Mestroni Cardiology · Aurora, CO	34	59
Nicole Restauri Diagnostic Radiology · Aurora, CO	34	49
SALCEDO, ERNESTO	33	56
John Richards Diagnostic Radiology · Englewood, CO	32	61
Sajal Pokharel Diagnostic Radiology · Lakewood, CO	31	48

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events