Doctor profile · Federal record

Dr. William Chu, PA-C

Medical Physician Assistant (CMS: Physician Assistant) · Los Angeles, CA

  • NPI 1043227804
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3712 Whittier Blvd
Los Angeles, CA 900231733
(323) 268-8347
fax (323) 268-8368

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
June 27, 2008
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
California #PA 15296
Medicaid
CA #PA 15296

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043227804. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
45
Distinct HCPCS
2
Medicare allowed
$4,313
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 30 17 $84
99214 Established patient office or other outpatient visit, 30-39 minutes 15 15 $119

In context: peer comparison

Among 14 peers in Los Angeles Medical Physician Assistant, average services per provider: 76. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,839
Transactions
81
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 16 $882.67
Amgen INC. 25 $789.82
Abbvie INC. 6 $275.36
Novo Nordisk INC 5 $168.07
Ardelyx, INC. 7 $155.54
Abbott Laboratories 3 $81.56
Bayer Healthcare Pharmaceuticals INC. 3 $80.44
Boehringer Ingelheim Pharmaceuticals, INC. 3 $79.50
Ironwood Pharmaceuticals, INC 3 $74.33
Dexcom, INC. 3 $71.95
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 2 $49.52
Exact Sciences Corporation 2 $45.96
Pfizer INC. 1 $24.68
GlaxoSmithKline, LLC. 1 $23.68
Janssen Biotech, INC. 1 $20.84

By nature of payment

Food and Beverage
$2,839

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,229
Patients
300
Total drug cost
$148,069
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 135 41 $3,697
Losartan Potassium Generic 112 29 $2,190
Metoprolol Succinate Generic 104 27 $2,492
Metformin Hcl Generic 102 21 $1,536
Omeprazole Generic 86 17 $1,015
Rosuvastatin Calcium Generic 78 18 $3,186
Gabapentin Generic 74 12 $1,237
Amlodipine Besylate Generic 72 16 $1,571
Farxiga (Dapagliflozin Propanediol) Brand 72 18 $60,938
Ibuprofen Generic 71 16 $705

Frequently asked questions

Auto-generated from federal data
What is Dr. William Chu's medical specialty?
Dr. William Chu practices Medical Physician Assistant in Los Angeles, CA.
Where does Dr. William Chu practice?
Dr. William Chu practices at 3712 Whittier Blvd, Los Angeles, CA 900231733. Office phone: 3232688347.
What is Dr. William Chu's NPI?
Dr. William Chu's National Provider Identifier (NPI) is 1043227804, issued by NPPES.
Does Dr. William Chu accept Medicare assignment?
Yes. Dr. William Chu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Chu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.