PROVIDER PROFILE · NPI 1982864039

Catherine DiefenbachM.D.

Medical OncologyNew York, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

204

Unique beneficiaries

—

Total services

385

Distinct HCPCS

Medicare payment

$32K

Peer benchmark

Total Medicare services vs. 506 Medical Oncology providers in NY — below median (cohort median 458).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

90.8

Quality

91.8

Cost

75.2

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.66%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$12K

Payment records

By payment type

Consulting Fee$10K

Travel and Lodging$1K

Food and Beverage$629

REFERRAL NETWORK

Where Catherine Diefenbach'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
NYU LANGONE HOSPITALS	58	955
Charles Love Clinical Cardiac Electrophysiology · Baltimore, MD	21	78
ALBERT, ROBIN	21	142
Seniorcare Emergency Medical Services Inc. Ambulance Service Provider · Bronx, NY	19	76
Kennth Hymes Internal Medicine · New York, NY	18	176
Derek Mason Diagnostic Radiology · New York, NY	18	58
Cynthia Liu Pathology · New York, NY	16	155
HEDVAT, CYRUS	16	125
David Kaminetzky Medical Oncology · New York, NY	15	185
Eddie Louie Infectious Disease · New York, NY	15	168
Francis Girvin Diagnostic Radiology · New York, NY	14	86
Elsa Delille Nurse Practitioner · New York, NY	13	127

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