PROVIDER PROFILE · NPI 1679599914

Cathie ChungM.D.

Medical OncologyDuarte, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,094

Unique beneficiaries

—

Total services

15,842

Distinct HCPCS

Medicare payment

$350K

Peer benchmark

Total Medicare services vs. 268 Medical Oncology providers in CA — top quintile (cohort median 1,130).

PRESCRIBING · PART D · 2024

Total Rx claims

625

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

Brand share

13.8%

Top prescribed drugs

Letrozole215 claims

Anastrozole97 claims

Exemestane78 claims

Tamoxifen Citrate75 claims

Ribociclib Succinate31 claims

QUALITY · MIPS · 2024

Final MIPS score

89.1

Quality

84.8

Cost

73.2

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

0.60%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Cathie Chung'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). 22 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Melani Shaum Hematology-Oncology · Lompoc, CA	273	2,280
PROVIDENCE SAINT JOHN'S HEALTH CENTER	173	809
Daniel Lieber Hematology-Oncology · North Conway, NH	51	598
Simon Gabriel Diagnostic Radiology · Los Angeles, CA	33	221
Ani Balmanoukian Hematology-Oncology · Baltimore, MD	31	262
Lawrence Piro Hematology-Oncology · Los Angeles, CA	30	675
Joshua Hanelin Diagnostic Radiology · Valencia, CA	30	186
Vicki Schiller Diagnostic Radiology · Santa Monica, CA	29	105
Srinivas Peddi Diagnostic Radiology · Valencia, CA	28	133
Omid Hamid Hematology-Oncology · Santa Monica, CA	24	321
Unilab Corporation Clinical Laboratory · West Hills, CA	21	48
CACHERIS, PHILLIP	19	52

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