Doctor profile · Federal record

Dr. Kenneth Illingworth, M.D.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · West Hollywood, CA

  • NPI 1851646566
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
8700 Beverly Blvd
West Hollywood, CA 900481804
(310) 423-9900
Additional location
301 N 8Th St Pav 3A158
Springfield, IL 62794
(217) 545-8853
fax (217) 545-0828
Mailing address
4140 W 190Th St
Torrance, CA 905045513

Credentials & registration

NPPES · NUCC
NPI registered
July 2012 — 14 yrs on file
Profile last updated
May 27, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207X00000X — NUCC code
State licenses (2)
California #A147674 · Illinois #125.061286

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851646566. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,156
Transactions
19
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Alphatec Spine, Inc 6 $7,277.11
Medtronic, Inc. 11 $681.35
Globus Medical, Inc. 2 $197.86

By nature of payment

Consulting Fee
$3,750
Travel and Lodging
$3,299
Food and Beverage
$1,108

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenneth Illingworth's medical specialty?
Dr. Kenneth Illingworth practices Orthopaedic Surgery Physician in West Hollywood, CA.
Where does Dr. Kenneth Illingworth practice?
Dr. Kenneth Illingworth practices at 8700 Beverly Blvd, West Hollywood, CA 900481804. Office phone: 3104239900.
What is Dr. Kenneth Illingworth's NPI?
Dr. Kenneth Illingworth's National Provider Identifier (NPI) is 1851646566, issued by NPPES.
Does Dr. Kenneth Illingworth accept Medicare assignment?
Yes. Dr. Kenneth Illingworth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.