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PROVIDER PROFILE · NPI 1790949170

Katherine MarkMD

PRACTICEMOUNT SINAISee all providers at this practice →
Geriatric MedicineNew York, NYI
CROSS-REFERENCE

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REFERRAL NETWORK

Where Katherine Mark'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). 48 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
ST LUKES ROOSEVELT HOSPITAL CENTER3641,526
TRANSCARE NEW YORK, INC.84272
David Frager
Diagnostic Radiology · New York, NY
68358
New York City Health And Hospitals Corporation
Ambulance Service Provider · Brooklyn, NY
54167
Sherman Lipschitz
Diagnostic Radiology · New York, NY
51181
Angela Palazzo
Cardiology · New York, NY
51214
HILFER, CAROL49161
Bette Kim
Cardiology · New York, NY
47154
HERZOG, EYAL40260
Bruce Saffran
Internal Medicine · Columbus, NJ
36183
Peerapod Chiowanich
Diagnostic Radiology · Eden Prairie, MN
3190
Seniorcare Emergency Medical Services Inc.
Ambulance Service Provider · Bronx, NY
2882
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
270
Unique beneficiaries
—
Total services
435
Distinct HCPCS
8
Medicare payment
$44K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 191 Geriatric Medicine providers in NY — below median (cohort median 522).
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.