What is Katy Tsai's specialty?

Katy Tsai (NPI 1417275827) is a Medicare-billing provider whose primary specialty is Internal Medicine in San Francisco, CA.

Where does Katy Tsai practice?

Katy Tsai practices in San Francisco, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1417275827.

How much does Medicare pay Katy Tsai?

Katy Tsai (NPI 1417275827) received approximately $52K in total Medicare Part B payments, serving 170 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1417275827

Katy TsaiMD

PRACTICEUCSF MEDICAL CENTERSee all providers at this practice →

Internal MedicineSan Francisco, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

304

Unique beneficiaries

—

Total services

523

Distinct HCPCS

Medicare payment

$50K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — above median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$98

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Prednisone11 claims

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

81.1

Cost

71.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.42%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

By payment type

Consulting Fee$2K

Top paying entities

Consulting Fee$2K

REFERRAL NETWORK

Where Katy Tsai'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). 0 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

No inbound pairs above the suppression threshold.

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO	33	230
Alain Algazi Hematology-Oncology · San Francisco, CA	11	93

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