Doctor profile · Federal record

Dr. Korwyn Williams, M.D.

Neurology With Special Qualifications in Child Neurology Physician (CMS: Neurology) · Neurology With Special Qualifications in Child Neurology Physician · Phoenix, AZ

  • NPI 1922115609
  • Accepts Medicare
  • 28 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1919 E Thomas RD
Phoenix, AZ 850167710
(602) 933-0970
fax (602) 933-4253
Mailing address
3200 E Camelback RD Ste 250
Phoenix, AZ 850182327

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
April 6, 2018
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
2084N0402X — NUCC code
State licenses (2)
Arizona #37004 · Alabama #25777
Medicaid (2)
AL #009993745 · AZ #222842

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922115609. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$7,300
Transactions
11
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
UCB, Inc. 11 $7,300.01

By nature of payment

Consulting Fee
$5,500
Travel and Lodging
$1,503
Food and Beverage
$297

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
25
Patients
0
Total drug cost
$537
Drug Type Claims Patients Total cost
Clobazam Generic 13 0 $267
Lamotrigine Generic 12 0 $270

Frequently asked questions

Auto-generated from federal data
What is Dr. Korwyn Williams's medical specialty?
Dr. Korwyn Williams practices Neurology With Special Qualifications in Child Neurology Physician in Phoenix, AZ.
Where does Dr. Korwyn Williams practice?
Dr. Korwyn Williams practices at 1919 E Thomas RD, Phoenix, AZ 850167710. Office phone: 6029330970.
What is Dr. Korwyn Williams's NPI?
Dr. Korwyn Williams's National Provider Identifier (NPI) is 1922115609, issued by NPPES.
Does Dr. Korwyn Williams accept Medicare assignment?
Yes. Dr. Korwyn Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.