PROVIDER PROFILE · NPI 1518944198

Robert ClarkM.D.

PRACTICEJOEL T CALLAHAN THOMAS H GREER JR & A GARY BOONE PTRSee all providers at this practice →

NephrologyMeridian, MSI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

630

Unique beneficiaries

—

Total services

1,254

Distinct HCPCS

Medicare payment

$150K

Peer benchmark

Total Medicare services vs. 77 Nephrology providers in MS — below median (cohort median 1,706).

PRESCRIBING · PART D · 2024

Total Rx claims

1,384

Beneficiaries

—

Total drug cost

$446K

Distinct drugs

Brand share

18.9%

Top prescribed drugs

Sevelamer Carbonate157 claims

Amlodipine Besylate95 claims

Sucroferric Oxyhydroxide67 claims

Furosemide60 claims

Clonidine Hcl60 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$256

Payment records

By payment type

Food and Beverage$206

Education$49

REFERRAL NETWORK

Where Robert Clark'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). 72 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BOONE, A	218	539
John Andy Nephrology · Meridian, MS	177	474
RCG MISSISSIPPI, INC.	163	665
COWART, MARY	113	274
RCG MISSISSIPPI, INC.	107	345
Neville Wichman Diagnostic Radiology · Jackson, MS	96	235
Lauderdale County Ems District Ambulance Service Provider · Meridian, MS	84	487
Frederick Duggan Pulmonary Disease · Meridian, MS	65	181
Richmond Alexander Pulmonary Disease · Meridian, MS	52	121
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	47	118
James Cady Emergency Medicine · Meridian, MS	44	89
James Matthews Iii Family Practice · Meridian, MS	43	127

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