Doctor profile · Federal record

Dr. Justin Wu, D.O.

Internal Medicine Physician (CMS: Internal Medicine) · La Palma, CA

  • NPI 1174824841
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5451 la Palma Ave Ste 25
La Palma, CA 90623
(714) 670-1340

Credentials & registration

NPPES · NUCC
NPI registered
November 2010 — 16 yrs on file
Profile last updated
March 7, 2017
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #20A11281
Medicaid
CA #00380163YH5N

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174824841. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
55
Distinct HCPCS
1
Medicare allowed
$7,497
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 55 26 $136

In context: peer comparison

Among 3 peers in La Palma Internal Medicine Physician, average services per provider: 90. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,700
Transactions
141
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen INC. 55 $848.51
Novartis Pharmaceuticals Corporation 17 $287.83
Ucb, INC. 11 $287.07
Abbvie INC. 15 $225.52
GlaxoSmithKline, LLC. 11 $212.92
Janssen Biotech, INC. 10 $195.25
Organon LLC 5 $89.17
Alexion Pharmaceuticals, INC. 3 $86.34
Aurinia Pharma U.S., INC. 3 $61.63
Fresenius Kabi USA, LLC 2 $55.23
Lilly USA, LLC 2 $52.05
Boehringer Ingelheim Pharmaceuticals, INC. 2 $49.50
Genzyme Corporation 1 $41.28
Pfizer INC. 2 $39.01
AstraZeneca Pharmaceuticals Lp 2 $35.25

By nature of payment

Food and Beverage
$2,700

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,824
Patients
813
Total drug cost
$2,037,752
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 395 101 $25,258
Methotrexate (Methotrexate Sodium) Brand 330 95 $17,040
Diclofenac Sodium Generic 287 102 $14,601
Alendronate Sodium Generic 235 72 $3,416
Famotidine Generic 231 77 $2,395
Sulfasalazine Generic 221 63 $7,182
Prednisone Generic 192 43 $2,065
Gabapentin Generic 178 56 $2,650
Baclofen Generic 156 51 $3,985
Pregabalin Generic 127 22 $5,589

Frequently asked questions

Auto-generated from federal data
What is Dr. Justin Wu's medical specialty?
Dr. Justin Wu practices Internal Medicine Physician in La Palma, CA.
Where does Dr. Justin Wu practice?
Dr. Justin Wu practices at 5451 la Palma Ave Ste 25, La Palma, CA 90623. Office phone: 7146701340.
What is Dr. Justin Wu's NPI?
Dr. Justin Wu's National Provider Identifier (NPI) is 1174824841, issued by NPPES.
Does Dr. Justin Wu accept Medicare assignment?
Yes. Dr. Justin Wu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Justin Wu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.