PROVIDER PROFILE · NPI 1073689055

Karen LeiserMD

PRACTICEWHITE PLAINS PHYSICIAN SERVICESSee all providers at this practice →

Internal MedicineHarrison, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,060

Unique beneficiaries

—

Total services

1,392

Distinct HCPCS

Medicare payment

$96K

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

1,946

Beneficiaries

—

Total drug cost

$44K

Distinct drugs

Brand share

9.4%

Top prescribed drugs

Atorvastatin Calcium359 claims

Losartan Potassium209 claims

Amlodipine Besylate175 claims

Rosuvastatin Calcium147 claims

Lisinopril104 claims

QUALITY · MIPS · 2024

Final MIPS score

99.2

Quality

35.0

Cost

64.8

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

1.02%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

Home health agency

Home health agency

Hospital

Inpatient rehabilitation facility

REFERRAL NETWORK

Where Karen Leiser'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). 2 inbound referrers · 19 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WHITE PLAINS HOSPITAL MEDICAL CENTER	56	186
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	39	124

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
WHITE PLAINS HOSPITAL MEDICAL CENTER	94	314
Roger Cappucci Internal Medicine · Scarsdale, NY	33	79
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	28	86
Michael Swirsky Diagnostic Radiology · White Plains, NY	17	33
Dorian Gravenese Dermatology · Scarsdale, NY	17	32
Richard Lipset Diagnostic Radiology · White Plains, NY	15	38
Jamie Mandac Endocrinology · Scarsdale, NY	14	55
Pathology Solutions Llc Clinical Laboratory · Eatontown, NJ	14	26
Jeannette Yuen Internal Medicine · Scarsdale, NY	14	33
Peter Hobeika Diagnostic Radiology · New York, NY	14	35
Claudia Felberg Pulmonary Disease · Scarsdale, NY	14	36
Kenneth Croen Internal Medicine · Harrison, NY	13	31

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