Doctor profile · Federal record

Dr. William Arnold, M.D.

Surgery Physician (CMS: General Surgery) · Phoenix, AZ

  • NPI 1720042591
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
222 W Thomas RD, Suite 301
Phoenix, AZ 850134419
(602) 406-6900
fax (602) 406-4922
Mailing address
File 56765
Los Angeles, CA 900746765

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 21, 2014
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Arizona #32913
Medicaid
AZ #870239

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720042591. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
58
Distinct HCPCS
3
Medicare allowed
$14,245
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 26 20 $86
99203 New patient office or other outpatient visit, 30-44 minutes 21 21 $110
43775 Partial removal of stomach for weight loss using an endoscope 11 11 $881

In context: peer comparison

Among 39 peers in this city , average services per provider: 34. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,176
Transactions
16
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
INTUITIVE SURGICAL, INC. 13 $1,098.42
Ethicon US, LLC 3 $77.29

By nature of payment

Food and Beverage
$645
Travel and Lodging
$522
Gift
$9

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
458
Patients
357
Total drug cost
$7,376
Drug Type Claims Patients Total cost
Famotidine Generic 95 62 $2,244
Ibuprofen Generic 86 53 $1,336
Ondansetron Hcl Generic 61 52 $516
Metoclopramide Hcl Generic 51 42 $168
Oxycodone Hcl Generic 48 44 $222
Prochlorperazine Maleate Generic 47 40 $424
Promethazine Hcl Generic 37 36 $107
Potassium Chloride Generic 18 13 $1,241
Klor-Con (Potassium Chloride) Brand 15 15 $1,117

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Arnold's medical specialty?
Dr. William Arnold practices Surgery Physician in Phoenix, AZ.
Where does Dr. William Arnold practice?
Dr. William Arnold practices at 222 W Thomas RD, Phoenix, AZ 850134419. Office phone: 6024066900.
What is Dr. William Arnold's NPI?
Dr. William Arnold's National Provider Identifier (NPI) is 1720042591, issued by NPPES.
Does Dr. William Arnold accept Medicare assignment?
Yes. Dr. William Arnold accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Arnold commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Partial removal of stomach for weight loss using an endoscope (HCPCS 43775). Source: CMS Medicare Physician & Other Practitioners file.