What is Thomas Karoff's specialty?

Thomas Karoff (NPI 1366642142) is a Medicare-billing provider whose primary specialty is Internal Medicine in Mt Kisco, NY.

Where does Thomas Karoff practice?

Thomas Karoff practices in Mt Kisco, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1366642142.

How much does Medicare pay Thomas Karoff?

Thomas Karoff (NPI 1366642142) received approximately $136K in total Medicare Part B payments, serving 383 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1366642142

Thomas KaroffDO

Internal MedicineMt Kisco, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,037

Unique beneficiaries

—

Total services

2,284

Distinct HCPCS

Medicare payment

$107K

Peer benchmark

Total Medicare services vs. 7,864 Internal Medicine providers in NY — top quintile (cohort median 552).

PRESCRIBING · PART D · 2024

Total Rx claims

3,475

Beneficiaries

—

Total drug cost

$179K

Distinct drugs

Brand share

14.3%

Top prescribed drugs

Atorvastatin Calcium500 claims

Levothyroxine Sodium171 claims

Escitalopram Oxalate164 claims

Amlodipine Besylate158 claims

Lisinopril147 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 Thomas Karoff'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 · 28 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
George Berk Cardiology · Yorktown Heights, NY	38	124
BERGER, SCOTT	24	55
LEONARD, DANIEL	20	84
Kim Ruska Pathology · Mount Kisco, NY	20	40
John Oricchio Podiatry · Mount Kisco, NY	16	33
Michael Cohen Ophthalmology · Mount Kisco, NY	15	30
Benjamin Rosenberg Dermatology · Mount Kisco, NY	14	19
Ross Levy Dermatology · Mount Kisco, NY	14	30
Daniel Brodoff Diagnostic Radiology · Mount Kisco, NY	13	24
John Chen Diagnostic Radiology · Mount Kisco, NY	12	20
Lee Papell Diagnostic Radiology · Mount Kisco, NY	12	20
Peter Khouri Diagnostic Radiology · Mount Kisco, NY	12	29

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Quest Diagnostics Incorporated Clinical Laboratory · Clifton, NJ	74	261
NORTHERN WESTCHESTER HOSPITAL ASSOCIATION	63	249
John Chen Diagnostic Radiology · Mount Kisco, NY	23	39
George Berk Cardiology · Yorktown Heights, NY	23	95
John Oricchio Podiatry · Mount Kisco, NY	21	46
LEONARD, DANIEL	19	107
Kim Ruska Pathology · Mount Kisco, NY	18	29
BERGER, SCOTT	17	32
Steven Farkas Diagnostic Radiology · Mount Kisco, NY	16	24
WALLACH, RONALD	16	59
Michael Cohen Ophthalmology · Mount Kisco, NY	13	28
Robert Pilchik Cardiology · Ny, NY	13	22

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