What is Marilyn Jacobowitz's specialty?

Marilyn Jacobowitz (NPI 1891741658) is a Medicare-billing provider whose primary specialty is Internal Medicine in Mount Kisco, NY.

Where does Marilyn Jacobowitz practice?

Marilyn Jacobowitz practices in Mount Kisco, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1891741658.

How much does Medicare pay Marilyn Jacobowitz?

Marilyn Jacobowitz (NPI 1891741658) received approximately $166K in total Medicare Part B payments, serving 558 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1891741658

Marilyn JacobowitzMD

Internal MedicineMount Kisco, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,040

Unique beneficiaries

—

Total services

3,500

Distinct HCPCS

Medicare payment

$158K

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

4,768

Beneficiaries

—

Total drug cost

$171K

Distinct drugs

Brand share

13.7%

Top prescribed drugs

Atorvastatin Calcium623 claims

Rosuvastatin Calcium426 claims

Amlodipine Besylate293 claims

Zolpidem Tartrate200 claims

Losartan Potassium194 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.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (6)

Home health agency

Home health agency

Home health agency

Hospital

Hospital

Inpatient rehabilitation facility

REFERRAL NETWORK

Where Marilyn Jacobowitz'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
George Berk Cardiology · Yorktown Heights, NY	26	72
WALD, LEONARD	24	60
John Chen Diagnostic Radiology · Mount Kisco, NY	23	55
Daniel Brodoff Diagnostic Radiology · Mount Kisco, NY	22	42
BERGER, SCOTT	20	32
Peter Khouri Diagnostic Radiology · Mount Kisco, NY	17	34
Kim Ruska Pathology · Mount Kisco, NY	17	39
LEONARD, DANIEL	15	45
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	14	44
Marc Hertz Diagnostic Radiology · Mount Kisco, NY	12	23
Robert Pilchik Cardiology · Ny, NY	12	32
Steven Kroop Diagnostic Radiology · Sleepy Hollow, NY	11	26

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