What is Colin Barker's specialty?

Colin Barker (NPI 1851551238) is a Medicare-billing provider whose primary specialty is Internal Medicine in Nashville, TN.

Where does Colin Barker practice?

Colin Barker practices in Nashville, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1851551238.

How much does Medicare pay Colin Barker?

Colin Barker (NPI 1851551238) received approximately $147K in total Medicare Part B payments, serving 407 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

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

Top paying entities

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events