Doctor profile · Federal record
Dr. William Dennis, MD
Emergency Medicine Physician · Emergency Medical Services (Emergency Medicine) Physician · Emergency Medical Services (Emergency Medicine) Physician · Glendale, AZ
- NPI 1629040118
- 20 yrs on file
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
18701 N 67Th Ave
Glendale, AZ 853087100
(623) 561-1000 - Additional location
-
6202 Springhill Way
Suffolk, VA 234352868
(757) 589-3262 - Mailing address
-
401 W Pennsylvania Ave
Anaconda, MT 597111999
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- April 14, 2021
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (3)
- Arizona #61158 · Virginia #0101231448 · Missouri #MD115260
- Medicaid
- PA #101277407
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629040118. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
107
Distinct HCPCS
4
Medicare allowed
$11,867
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 46 | 45 | $116 | |
99285 |
Emergency department visit with high level of medical decision making | 29 | 29 | $169 | |
99282 |
Emergency department visit with straightforward medical decision making | 16 | 16 | $38 | |
99283 |
Emergency department visit with low level of medical decision making | 16 | 15 | $65 |
In context: peer comparison
Among 11 peers in Glendale Emergency Medicine Physician, average services per provider: 80. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
41
Patients
40
Total drug cost
$353
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 29 | 29 | $306 |
| Levofloxacin | Generic | 12 | 11 | $47 |
Frequently asked questions
What is Dr. William Dennis's medical specialty?
Dr. William Dennis practices Emergency Medicine Physician in Glendale, AZ.
Where does Dr. William Dennis practice?
Dr. William Dennis practices at 18701 N 67Th Ave, Glendale, AZ 853087100. Office phone: 6235611000.
What is Dr. William Dennis's NPI?
Dr. William Dennis's National Provider Identifier (NPI) is 1629040118, issued by NPPES.
What procedures does Dr. William Dennis 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); Emergency department visit with straightforward medical decision making (HCPCS 99282). Source: CMS Medicare Physician & Other Practitioners file.