Doctor profile · Federal record

Dr. Ashley Williams, P.A.-C

Physician Assistant · Rancho Cucamonga, CA

  • NPI 1932537016
  • MIPS 86.3 / 100 · 2023
  • 13 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5135 Branding Iron Pl
Rancho Cucamonga, CA 917392273
(310) 625-9205

Credentials & registration

NPPES · NUCC
NPI registered
October 2013 — 13 yrs on file
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932537016. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
70
Distinct HCPCS
2
Medicare allowed
$8,425
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 47 47 $105
99285 Emergency department visit with high level of medical decision making 23 23 $152

In context: peer comparison

Among 7 peers in this city , average services per provider: 199. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $125.00

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
76
Patients
75
Total drug cost
$559
Drug Type Claims Patients Total cost
Ibuprofen Generic 35 34 $207
Cephalexin Generic 27 27 $284
Ondansetron Odt (Ondansetron) Brand 14 14 $68

Frequently asked questions

Auto-generated from federal data
What is Dr. Ashley Williams's medical specialty?
Dr. Ashley Williams practices Physician Assistant in Rancho Cucamonga, CA.
Where does Dr. Ashley Williams practice?
Dr. Ashley Williams practices at 5135 Branding Iron Pl, Rancho Cucamonga, CA 917392273. Office phone: 3106259205.
What is Dr. Ashley Williams's NPI?
Dr. Ashley Williams's National Provider Identifier (NPI) is 1932537016, issued by NPPES.
What procedures does Dr. Ashley Williams commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.