What is Karl Gruber's specialty?

Karl Gruber (NPI 1619944758) is a Medicare-billing provider whose primary specialty is Pathology in N Charleston, SC.

Where does Karl Gruber practice?

Karl Gruber practices in N Charleston, SC, based on the location reported in the CMS Medicare provider datasets for NPI 1619944758.

How much does Medicare pay Karl Gruber?

Karl Gruber (NPI 1619944758) received approximately $27K in total Medicare Part B payments, serving 428 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619944758

Karl GruberMD

PathologyN Charleston, SCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

552

Unique beneficiaries

—

Total services

914

Distinct HCPCS

Medicare payment

$24K

Peer benchmark

Total Medicare services vs. 151 Pathology providers in SC — bottom quintile (cohort median 2,143).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Karl Gruber'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). 65 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
TRIDENT MEDICAL CENTER LLC	679	1,276
Brian Burke Diagnostic Radiology · Mount Pleasant, SC	85	153
Phillip Raduazo Diagnostic Radiology · Grand Rapids, MI	77	111
Robbie Taha Gastroenterology · Saint Clair Shores, MI	68	203
Thomas Puckette Diagnostic Radiology · Mount Pleasant, SC	59	86
Salvatore Moscatello Gastroenterology · North Charleston, SC	57	171
Aron Rosenthal Diagnostic Radiology · Mount Pleasant, SC	57	79
John Mcgue Diagnostic Radiology · Mount Pleasant, SC	55	93
BRYANS, WILLIAM	55	56
Matthew Dunn Diagnostic Radiology · Charleston, SC	54	90
MULLANEY, JOSEPH	52	83
Rya Kaplan Gastroenterology · Mount Pleasant, SC	50	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

Healthparse Signals

Monitor this provider for changes — dated NPI change events