PROVIDER PROFILE · NPI 1629399449

Joanne ChienNP

PRACTICESTANFORD HEALTH CARESee all providers at this practice →

Nurse PractitionerStanford, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

413

Unique beneficiaries

—

Total services

733

Distinct HCPCS

Medicare payment

$77K

Peer benchmark

Total Medicare services vs. 8,685 Nurse Practitioner providers in CA — top quintile (cohort median 222).

PRESCRIBING · PART D · 2024

Total Rx claims

1,502

Beneficiaries

—

Total drug cost

$5.0M

Distinct drugs

Brand share

24.5%

Top prescribed drugs

Abiraterone Acetate400 claims

Prednisone346 claims

Cabozantinib S-Malate96 claims

Tamsulosin Hcl73 claims

Apixaban60 claims

QUALITY · MIPS · 2024

Final MIPS score

88.5

Quality

87.1

Cost

69.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.57%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$327

Payment records

By payment type

Food and Beverage$327

REFERRAL NETWORK

Where Joanne Chien'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). 2 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Sandhya Srinivas Medical Oncology · Stanford, CA	35	145
QUINN, NANCY	11	16

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