Doctor profile · Federal record

Dr. Ashley Williams, MD

Family Medicine Physician · Fullerton, CA

  • NPI 1659766640
  • 11 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 N State College Blvd
Fullerton, CA 928313599
(657) 278-2800

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
March 18, 2025
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A198565

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659766640. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$265
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ShockWave Medical, INC 1 $164.72
Regeneron Healthcare Solutions, INC. 2 $77.37
Merck Sharp & Dohme LLC 1 $23.27

By nature of payment

Food and Beverage
$265

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
102
Patients
0
Total drug cost
$1,804
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 18 0 $195
Atorvastatin Calcium Generic 18 0 $527
Carvedilol Generic 17 0 $357
Pantoprazole Sodium Generic 15 0 $191
Metformin Hcl Generic 12 0 $309
Losartan Potassium Generic 11 0 $203
Tramadol Hcl Generic 11 0 $23

Frequently asked questions

Auto-generated from federal data
What is Dr. Ashley Williams's medical specialty?
Dr. Ashley Williams practices Family Medicine Physician in Fullerton, CA.
Where does Dr. Ashley Williams practice?
Dr. Ashley Williams practices at 800 N State College Blvd, Fullerton, CA 928313599. Office phone: 6572782800.
What is Dr. Ashley Williams's NPI?
Dr. Ashley Williams's National Provider Identifier (NPI) is 1659766640, issued by NPPES.