Doctor profile · Federal record

Dr. Cathie Chung, M.D.

Medical Oncology Physician (CMS: Medical Oncology) · Hematology & Oncology Physician · Duarte, CA

  • NPI 1679599914
  • Accepts Medicare
  • MIPS 84.1 / 100 · 2023
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 East Duarte Road, Machris Rm 2128
Duarte, CA 91010
(626) 256-4673
fax (626) 930-5362

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 24, 2016
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
California #A61664

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679599914. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11,552
Distinct HCPCS
10
Medicare allowed
$314,637
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 7,860 29 $23
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 722 319 $8
80053 Blood test, comprehensive group of blood chemicals 704 319 $10
86300 Immunologic analysis for detection of tumor antigen, quantitative; ca 15-3 650 308 $20
36415 Insertion of needle into vein for collection of blood sample 626 307 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 425 169 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 281 205 $100
96372 Injection of drug or substance under skin or into muscle 101 32 $16
82306 Vitamin d-3 level 32 29 $29
84443 Blood test, thyroid stimulating hormone (tsh) 29 26 $16

In context: peer comparison

Among 16 peers in this city , average services per provider: 239. This provider delivers 48× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
552
Patients
115
Total drug cost
$1,114,639
Drug Type Claims Patients Total cost
Letrozole Generic 226 54 $15,883
Anastrozole Generic 85 26 $2,302
Exemestane Generic 73 21 $20,243
Tamoxifen Citrate Generic 54 14 $1,623
Kisqali (Ribociclib Succinate) Brand 32 0 $551,226
Alendronate Sodium Generic 21 0 $355
Ibrance (Palbociclib) Brand 17 0 $279,828
Potassium Chloride Generic 17 0 $271
Verzenio (Abemaciclib) Brand 15 0 $242,773
Warfarin Sodium Generic 12 0 $137

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cathie Chung's medical specialty?
Dr. Cathie Chung practices Medical Oncology Physician in Duarte, CA.
Where does Dr. Cathie Chung practice?
Dr. Cathie Chung practices at 1500 East Duarte Road, Duarte, CA 91010. Office phone: 6262564673.
What is Dr. Cathie Chung's NPI?
Dr. Cathie Chung's National Provider Identifier (NPI) is 1679599914, issued by NPPES.
Does Dr. Cathie Chung accept Medicare assignment?
Yes. Dr. Cathie Chung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cathie Chung commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.