PROVIDER PROFILE · NPI 1982662847

Derek BarkerM.D.

PRACTICECOLUMBIA EYE CLINIC PASee all providers at this practice →

OphthalmologyColumbia, SCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

6,411

Unique beneficiaries

—

Total services

104,003

Distinct HCPCS

Medicare payment

$6.0M

Peer benchmark

Total Medicare services vs. 262 Ophthalmology providers in SC — top quintile (cohort median 3,252).

PRESCRIBING · PART D · 2024

Total Rx claims

659

Beneficiaries

—

Total drug cost

$43K

Distinct drugs

Brand share

28.2%

Top prescribed drugs

Prednisolone Acetate201 claims

Polymyxin B Sulf/Trimethoprim80 claims

Latanoprost62 claims

Timolol Maleate44 claims

Dorzolamide Hcl44 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

100.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.05%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$188

Payment records

By payment type

Food and Beverage$188

REFERRAL NETWORK

Where Derek 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). 36 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LEXINGTON COUNTY HEALTH SERVICES DISTRICT INC	160	335
PRISMA HEALTH-MIDLANDS	87	188
Columbia Eye Surg Center Inc Ambulatory Surgical Center · Columbia, SC	87	148
PRISMA HEALTH-MIDLANDS	72	150
PRISMA HEALTH-MIDLANDS	53	103
PROVIDENCE HOSPITAL, LLC	48	84
William Johnson Ophthalmology · Columbia, SC	20	31
Charles Hubbard Diagnostic Radiology · Columbia, SC	19	24
William Johnson Ophthalmology · Columbia, SC	19	28
Daryl Lavigne Certified Registered Nurse Anesthetist (CRNA) · Florence, SC	19	32
James Dickson Ophthalmology · Columbia, SC	18	32
Nicholas Mayes Diagnostic Radiology · West Columbia, SC	18	22

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