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PROVIDER PROFILE · NPI 1477521409

Kathy TanM.D.

Internal MedicineBrooklyn, NYI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$7K
Payment records
139
By payment type
Food and Beverage$7K
PRESCRIBING · PART D · 2024
Total Rx claims
10,862
Beneficiaries
—
Total drug cost
$1.9M
Distinct drugs
95
Brand share
31.3%
Top prescribed drugs
Atorvastatin Calcium929 claims
Losartan Potassium722 claims
Metoprolol Succinate592 claims
Amlodipine Besylate546 claims
Dapagliflozin Propanediol543 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
12
Unique beneficiaries
—
Total services
26
Distinct HCPCS
1
Medicare payment
$2K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 7,864 Internal Medicine providers in NY — bottom quintile (cohort median 552).
REFERRAL NETWORK

Where Kathy Tan'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). 4 inbound referrers · 8 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Bioreference Health, Llc
Clinical Laboratory · Elmwood Park, NJ
85579
MAIMONIDES MEDICAL CENTER19123
Jianjun Li
Gastroenterology · Brooklyn, NY
1579
Nancy Cheng
Ophthalmology · Flushing, NY
1126
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Bioreference Health, Llc
Clinical Laboratory · Elmwood Park, NJ
46167
Quest Diagnostics Incorporated
Clinical Laboratory · Clifton, NJ
2288
Jianjun Li
Gastroenterology · Brooklyn, NY
19108
MAIMONIDES MEDICAL CENTER1986
Nancy Cheng
Ophthalmology · Flushing, NY
1327
CHESBROUGH, RICHARD1231
Suzanne Yu
Anesthesiology · Brooklyn, NY
1129
Ming Jiang
Pathology · Brooklyn, NY
1128
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.