Doctor profile · Federal record
Dr. Lawrence Mazur, DO
Emergency Medicine Physician · Riverside, CA
- NPI 1518015585
- 19 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
10800 Magnolia Ave
Riverside, CA 925053043
(909) 353-2000
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- December 2, 2021
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #20A5837
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518015585. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
14
Distinct HCPCS
1
Medicare allowed
$1,716
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 14 | 14 | $123 |
In context: peer comparison
Among 33 peers in Riverside Emergency Medicine Physician, average services per provider: 83. This provider delivers 0.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
28
Patients
28
Total drug cost
$272
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 14 | 14 | $157 |
| Ciprofloxacin Hcl | Generic | 14 | 14 | $115 |
Frequently asked questions
What is Dr. Lawrence Mazur's medical specialty?
Dr. Lawrence Mazur practices Emergency Medicine Physician in Riverside, CA.
Where does Dr. Lawrence Mazur practice?
Dr. Lawrence Mazur practices at 10800 Magnolia Ave, Riverside, CA 925053043. Office phone: 9093532000.
What is Dr. Lawrence Mazur's NPI?
Dr. Lawrence Mazur's National Provider Identifier (NPI) is 1518015585, issued by NPPES.
What procedures does Dr. Lawrence Mazur commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.