Doctor profile · Federal record
Dr. Joseph Mazzei, DO
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Chandler, AZ
- NPI 1548276991
- Accepts Medicare
- 27 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4322 S Gardenia Dr
Chandler, AZ 852480089
(312) 608-4086
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- October 5, 2021
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Arizona #007596 · Illinois #036106115
- Medicaid (2)
- IL #036106115 8 · WI #1548276991
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548276991. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
208
Distinct HCPCS
3
Medicare allowed
$27,706
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 118 | 113 | $117 | |
99285 |
Emergency department visit with high level of medical decision making | 75 | 74 | $171 | |
99283 |
Emergency department visit with low level of medical decision making | 15 | 15 | $70 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 91. This provider delivers 2.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
179
Patients
175
Total drug cost
$1,272
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tramadol Hcl | Generic | 24 | 22 | $57 |
| Methylprednisolone | Generic | 22 | 22 | $180 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 20 | 20 | $173 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 20 | 20 | $130 |
| Ondansetron Odt (Ondansetron) | Brand | 18 | 18 | $106 |
| Doxycycline Hyclate | Generic | 17 | 17 | $206 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 17 | 17 | $77 |
| Azithromycin | Generic | 14 | 14 | $70 |
| Ciprofloxacin Hcl | Generic | 14 | 12 | $130 |
| Cephalexin | Generic | 13 | 13 | $143 |
Hospital affiliations
Frequently asked questions
What is Dr. Joseph Mazzei's medical specialty?
Dr. Joseph Mazzei practices Emergency Medicine Physician in Chandler, AZ.
Where does Dr. Joseph Mazzei practice?
Dr. Joseph Mazzei practices at 4322 S Gardenia Dr, Chandler, AZ 852480089. Office phone: 3126084086.
What is Dr. Joseph Mazzei's NPI?
Dr. Joseph Mazzei's National Provider Identifier (NPI) is 1548276991, issued by NPPES.
Does Dr. Joseph Mazzei accept Medicare assignment?
Yes. Dr. Joseph Mazzei accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Mazzei 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 low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.