What is Karen Chang's specialty?

Karen Chang (NPI 1134121189) is a Medicare-billing provider whose primary specialty is Internal Medicine in Colorado Springs, CO.

Where does Karen Chang practice?

Karen Chang practices in Colorado Springs, CO, based on the location reported in the CMS Medicare provider datasets for NPI 1134121189.

How much does Medicare pay Karen Chang?

Karen Chang (NPI 1134121189) received approximately $79K in total Medicare Part B payments, serving 371 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1134121189

Karen ChangMD

PRACTICEPOUDRE VALLEY MEDICAL GROUP, LLCSee all providers at this practice →

Internal MedicineColorado Springs, COI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,237

Unique beneficiaries

—

Total services

1,604

Distinct HCPCS

Medicare payment

$58K

Peer benchmark

Total Medicare services vs. 1,144 Internal Medicine providers in CO — top quintile (cohort median 528).

PRESCRIBING · PART D · 2024

Total Rx claims

3,496

Beneficiaries

—

Total drug cost

$262K

Distinct drugs

Brand share

15.8%

Top prescribed drugs

Atorvastatin Calcium352 claims

Rosuvastatin Calcium284 claims

Levothyroxine Sodium277 claims

Losartan Potassium142 claims

Amlodipine Besylate140 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (6)

Home health agency

Hospital

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Karen 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). 6 inbound referrers · 24 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UCH-MHS	172	975
Steven Wegert Diagnostic Radiology · Tampa, FL	22	50
David Rosenbaum Cardiology · Colorado Springs, CO	17	55
UNIVERSITY OF COLORADO HOSPITAL AUTHORITY	17	72
American Medical Response Of Colorado Inc Ambulance Service Provider · Colorado Springs, CO	16	37
CAROLLO, BERT	11	26

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UCH-MHS	245	1,825
CATHOLIC HEALTH INITIATIVES COLORADO	40	217
Vinu Shrestha Internal Medicine · Colorado Springs, CO	32	92
Steven Hake Diagnostic Radiology · Colorado Springs, CO	32	86
Steven Wegert Diagnostic Radiology · Tampa, FL	31	86
Jeffrey Freeman Diagnostic Radiology · Charlotte, NC	26	77
Paul Connaughton Diagnostic Radiology · Colorado Springs, CO	26	81
J Ziegler Diagnostic Radiology · Colorado Springs, CO	23	60
Karim Hruska Diagnostic Radiology · Colorado Springs, CO	19	48
David Rosenbaum Cardiology · Colorado Springs, CO	19	91
James Bostwick Diagnostic Radiology · Colorado Springs, CO	18	49
CAROLLO, BERT	16	40

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