PROVIDER PROFILE · NPI 1851551238

Colin BarkerM.D.

PRACTICEVANDERBILT UNIVERSITYSee all providers at this practice →

Internal MedicineNashville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

723

Unique beneficiaries

—

Total services

815

Distinct HCPCS

Medicare payment

$122K

Peer benchmark

Total Medicare services vs. 1,907 Internal Medicine providers in TN — above median (cohort median 791).

PRESCRIBING · PART D · 2024

Total Rx claims

349

Beneficiaries

—

Total drug cost

$87K

Distinct drugs

Brand share

28.7%

Top prescribed drugs

Atorvastatin Calcium49 claims

Apixaban46 claims

Lisinopril36 claims

Carvedilol33 claims

Evolocumab25 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$68K

Payment records

117

By payment type

Consulting Fee$33K

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$20K

Travel and Lodging$9K

Food and Beverage$5K

Grant$222

REFERRAL NETWORK

Where Colin Barker'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). 284 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Chun Lin Interventional Cardiology · San Francisco, CA	513	1,788
Su Chang Cardiology · Houston, TX	491	1,375
Faisal Nabi Cardiology · Houston, TX	351	955
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	349	923
HEDRICK, THOMAS	346	842
Dipan Shah Cardiology · Houston, TX	334	834
Rajesh Amin Diagnostic Radiology · Houston, TX	328	747
Nam Yu Diagnostic Radiology · Los Angeles, CA	317	775
John Haddad Diagnostic Radiology · Houston, TX	317	622
Zsolt Garami General Practice · Houston, TX	306	688
Kapil Shroff Diagnostic Radiology · Houston, TX	305	636
City Of Houston Ambulance Service Provider · Houston, TX	293	481

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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