What is David Johnson's specialty?

David Johnson (NPI 1811942527) is a Medicare-billing provider whose primary specialty is Ophthalmology in West Columbia, SC.

Where does David Johnson practice?

David Johnson practices in West Columbia, SC, based on the location reported in the CMS Medicare provider datasets for NPI 1811942527.

How much does Medicare pay David Johnson?

David Johnson (NPI 1811942527) received approximately $3.4M in total Medicare Part B payments, serving 803 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1811942527

David JohnsonMD

PRACTICEPALMETTO RETINA CENTER LLCSee all providers at this practice →

OphthalmologyWest Columbia, SCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,734

Unique beneficiaries

—

Total services

13,362

Distinct HCPCS

Medicare payment

$3.3M

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

212

Beneficiaries

—

Total drug cost

$6K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Prednisolone Acetate96 claims

Ofloxacin42 claims

Atropine Sulfate34 claims

Ketorolac Tromethamine24 claims

Timolol Maleate16 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$211

Payment records

By payment type

Food and Beverage$211

Top paying entities

Food and Beverage$211

REFERRAL NETWORK

Where David Johnson'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LEXINGTON COUNTY HEALTH SERVICES DISTRICT INC	130	251
THE REGIONAL MEDICAL CENTER OF ORANGEBURG AND CALHOUN COUNTIES	125	327
PRISMA HEALTH-MIDLANDS	61	152
NPI 1114033586	36	53
PROVIDENCE HOSPITAL, LLC	28	34
PRISMA HEALTH-MIDLANDS	24	41
Mark Keisler Ophthalmology · Lexington, SC	23	50
PRISMA HEALTH-MIDLANDS	22	35
Samuel Seltzer Ophthalmology · Florence, SC	22	72
CROPPER, LELAND	21	22
Michael Mcmullen Ophthalmology · Orangeburg, SC	21	39
RATIGAN, THOMAS	21	49

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