Doctor profile · Federal record

Dr. Chau Tran, D.O.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Upland, CA

  • NPI 1083813422
  • Accepts Medicare
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1100 San Bernardino RD Ste 1100
Upland, CA 917864952
(909) 949-2242
fax (909) 981-5783
Additional location
1250 S Sunset Ave Ste 303
West Covina, CA 917903912
(626) 856-5858
fax (626) 856-5853
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
September 22, 2023
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #20A8105

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083813422. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
709
Distinct HCPCS
10
Medicare allowed
$67,311
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 266 161 $139
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 93 30 $8
36415 Insertion of needle into vein for collection of blood sample 82 32 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 59 54 $193
96375 Injection of additional new drug or substance into vein 53 11 $18
99442 Telephone medical discussion with physician, 11-20 minutes 51 45 $98
96413 Administration of chemotherapy into vein, 1 hour or less 36 18 $152
96372 Injection of drug or substance under skin or into muscle 33 23 $16
99205 New patient office or other outpatient visit, 60-74 minutes 24 24 $237
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 12 11 $1

In context: peer comparison

Among 5 peers in Upland Hematology & Oncology Physician, average services per provider: 654. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$38
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 1 $21.70
Abbvie INC. 1 $15.82

By nature of payment

Education
$22
Food and Beverage
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
649
Patients
161
Total drug cost
$446,655
Drug Type Claims Patients Total cost
Anastrozole Generic 224 69 $7,121
Letrozole Generic 106 39 $6,392
Prochlorperazine Maleate Generic 34 14 $397
Exemestane Generic 30 11 $15,108
Dexamethasone Generic 29 0 $287
Eliquis (Apixaban) Brand 29 13 $41,543
Ondansetron Hcl Generic 29 15 $270
Xarelto (Rivaroxaban) Brand 28 0 $24,374
Bicalutamide Generic 26 0 $1,143
Sodium Chloride (0.9 % Sodium Chloride) Brand 24 0 $623

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chau Tran's medical specialty?
Dr. Chau Tran practices Hematology & Oncology Physician in Upland, CA.
Where does Dr. Chau Tran practice?
Dr. Chau Tran practices at 1100 San Bernardino RD Ste 1100, Upland, CA 917864952. Office phone: 9099492242.
What is Dr. Chau Tran's NPI?
Dr. Chau Tran's National Provider Identifier (NPI) is 1083813422, issued by NPPES.
Does Dr. Chau Tran accept Medicare assignment?
Yes. Dr. Chau Tran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chau Tran commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.