What is Cathie Chung's specialty?

Cathie Chung (NPI 1679599914) is a Medicare-billing provider whose primary specialty is Medical Oncology in Duarte, CA.

Where does Cathie Chung practice?

Cathie Chung practices in Duarte, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1679599914.

How much does Medicare pay Cathie Chung?

Cathie Chung (NPI 1679599914) received approximately $786K in total Medicare Part B payments, serving 394 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events