Doctor profile · Federal record

Dr. William Warden, M.D.

Specialist (CMS: Orthopedic Surgery) · Long Beach, CA

  • NPI 1831178599
  • Accepts Medicare
  • MIPS 72.3 / 100 · 2023
  • 36 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2760 Atlantic Ave
Long Beach, CA 908062755
(562) 424-6666
fax (562) 424-7122

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
California #G81143

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831178599. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,604
Distinct HCPCS
10
Medicare allowed
$247,611
HCPCS Description Services Patients Avg allowed
J3304 Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg 1,412 24 $16
99214 Established patient office or other outpatient visit, 30-39 minutes 330 245 $137
73564 X-ray of knee, 4 or more views 311 234 $54
99213 Established patient office or other outpatient visit, 20-29 minutes 311 187 $97
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 300 110 $6
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 239 96 $124
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose 224 48 $126
99203 New patient office or other outpatient visit, 30-44 minutes 151 151 $121
20610 Aspiration and/or injection of fluid from large joint 92 77 $75
73030 X-ray of shoulder, minimum of 2 views 82 72 $40

In context: peer comparison

Among 14 peers in this city , average services per provider: 278. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$190
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Miach Orthopaedics, Inc. 1 $114.34
ATRICURE, INC. 1 $75.70

By nature of payment

Food and Beverage
$190

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
66
Patients
46
Total drug cost
$381
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 37 33 $249
Cephalexin Generic 16 13 $65
Ibuprofen Generic 13 0 $68

Frequently asked questions

Auto-generated from federal data
What is Dr. William Warden's medical specialty?
Dr. William Warden practices Specialist in Long Beach, CA.
Where does Dr. William Warden practice?
Dr. William Warden practices at 2760 Atlantic Ave, Long Beach, CA 908062755. Office phone: 5624246666.
What is Dr. William Warden's NPI?
Dr. William Warden's National Provider Identifier (NPI) is 1831178599, issued by NPPES.
Does Dr. William Warden accept Medicare assignment?
Yes. Dr. William Warden accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Warden commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg (HCPCS J3304); Established patient office or other outpatient visit (HCPCS 99214); X-ray of knee, 4 or more views (HCPCS 73564). Source: CMS Medicare Physician & Other Practitioners file.