What is Karl Bernat's specialty?

Karl Bernat (NPI 1851317622) is a Medicare-billing provider whose primary specialty is Internal Medicine in Wake Forest, NC.

Where does Karl Bernat practice?

Karl Bernat practices in Wake Forest, NC, based on the location reported in the CMS Medicare provider datasets for NPI 1851317622.

How much does Medicare pay Karl Bernat?

Karl Bernat (NPI 1851317622) received approximately $176K in total Medicare Part B payments, serving 466 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1851317622

Karl BernatM.D.

Internal MedicineWake Forest, NCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,785

Unique beneficiaries

—

Total services

2,996

Distinct HCPCS

Medicare payment

$163K

Peer benchmark

Total Medicare services vs. 2,554 Internal Medicine providers in NC — top quintile (cohort median 687).

PRESCRIBING · PART D · 2024

Total Rx claims

8,158

Beneficiaries

—

Total drug cost

$739K

Distinct drugs

111

Brand share

17.4%

Top prescribed drugs

Atorvastatin Calcium670 claims

Amlodipine Besylate638 claims

Rosuvastatin Calcium486 claims

Lisinopril303 claims

Levothyroxine Sodium303 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Karl Bernat'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DUKE UNIVERSITY HEALTH SYSTEM INC	174	786
Isabella Bentsen Internal Medicine · Raleigh, NC	41	188
Robert Vogler Diagnostic Radiology · Raleigh, NC	32	84
Morgan Camp Diagnostic Radiology · Raleigh, NC	29	53
REX HOSPITAL INC.	22	86
Vernon Pugh Interventional Radiology · Raleigh, NC	21	53
Stephen Robinson Cardiology · Raleigh, NC	18	65
Lawrence Liao Cardiology · Raleigh, NC	15	41
Pinnacle Health Services Of North Carolina Llc Independent Diagnostic Testing Facility (IDTF) · Raleigh, NC	14	32
Tedric Boyse Diagnostic Radiology · Raleigh, NC	13	31
LEITHE, MARK	12	60

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