What is Mark Kleman's specialty?

Mark Kleman (NPI 1851698237) is a Medicare-billing provider whose primary specialty is Nephrology in Chapel Hill, NC.

Where does Mark Kleman practice?

Mark Kleman practices in Chapel Hill, NC, based on the location reported in the CMS Medicare provider datasets for NPI 1851698237.

How much does Medicare pay Mark Kleman?

Mark Kleman (NPI 1851698237) received approximately $32K in total Medicare Part B payments, serving 155 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1851698237

Mark Kleman

NephrologyChapel Hill, NCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

237

Unique beneficiaries

—

Total services

457

Distinct HCPCS

Medicare payment

$28K

Peer benchmark

Total Medicare services vs. 295 Nephrology providers in NC — bottom quintile (cohort median 1,277).

PRESCRIBING · PART D · 2024

Total Rx claims

2,461

Beneficiaries

—

Total drug cost

$551K

Distinct drugs

Brand share

20.3%

Top prescribed drugs

Amlodipine Besylate214 claims

Carvedilol187 claims

Atorvastatin Calcium187 claims

Gabapentin118 claims

Furosemide113 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$55

Payment records

By payment type

Food and Beverage$55

Top paying entities

Food and Beverage$55

REFERRAL NETWORK

Where Mark Kleman'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). 15 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
GEISINGER MEDICAL CENTER	124	537
Jess Oren Cardiology · Danville, PA	19	47
Syam Mallampalli Internal Medicine · Newark, DE	18	108
MAHMUD, FARUQ	17	48
Clayton Jones Clinical Cardiac Electrophysiology · Concord, NH	15	38
William Haynos Cardiology · Danville, PA	14	38
Thomas Harrison Cardiology · Danville, PA	14	39
Randle Storm Clinical Cardiac Electrophysiology · Danville, PA	13	35
DANVILLE AMBULANCE SERVICE, INCORPORATED	13	42
Area Services, Inc. Ambulance Service Provider · Shamokin, PA	13	47
MESSA, MATTHEW	12	38
Matthew Butler Hematology-Oncology · San Antonio, TX	12	24

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