What is Kathy Tan's specialty?

Kathy Tan (NPI 1477521409) is a Medicare-billing provider whose primary specialty is Internal Medicine in Brooklyn, NY.

Where does Kathy Tan practice?

Kathy Tan practices in Brooklyn, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1477521409.

How much does Medicare pay Kathy Tan?

Kathy Tan (NPI 1477521409) received approximately $3K in total Medicare Part B payments, serving 12 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1477521409

Kathy TanM.D.

Internal MedicineBrooklyn, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 7,864 Internal Medicine providers in NY — bottom quintile (cohort median 552).

PRESCRIBING · PART D · 2024

Total Rx claims

10,862

Beneficiaries

—

Total drug cost

$1.9M

Distinct drugs

Brand share

31.3%

Top prescribed drugs

Atorvastatin Calcium929 claims

Losartan Potassium722 claims

Metoprolol Succinate592 claims

Amlodipine Besylate546 claims

Dapagliflozin Propanediol543 claims

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

Top paying entities

Food and Beverage$7K

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

Physician	Patients	Visits
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	85	579
MAIMONIDES MEDICAL CENTER	19	123
Jianjun Li Gastroenterology · Brooklyn, NY	15	79
Nancy Cheng Ophthalmology · Flushing, NY	11	26

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	46	167
Quest Diagnostics Incorporated Clinical Laboratory · Clifton, NJ	22	88
Jianjun Li Gastroenterology · Brooklyn, NY	19	108
MAIMONIDES MEDICAL CENTER	19	86
Nancy Cheng Ophthalmology · Flushing, NY	13	27
CHESBROUGH, RICHARD	12	31
Suzanne Yu Anesthesiology · Brooklyn, NY	11	29
Ming Jiang Pathology · Brooklyn, NY	11	28

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