Doctor profile · Federal record
Dr. Joshua Westeren, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Loma Linda, CA
- NPI 1164841383
- Accepts Medicare
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
11234 Anderson St, Gme Office Westerly Suite C
Loma Linda, CA 923542804
(909) 558-4085
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- January 16, 2019
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Washington #MD60739585
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164841383. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
398
Distinct HCPCS
6
Medicare allowed
$37,148
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 118 | 96 | $8 | |
93042 |
Electrocardiogram (ecg) 1 to 3 leads with review by physician only | 73 | 71 | $7 | |
99285 |
Emergency department visit with high level of medical decision making | 59 | 58 | $181 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 57 | 57 | $182 | |
99284 |
Emergency department visit with moderate level of medical decision making | 56 | 53 | $122 | |
99291 |
Critical care, first 30-74 minutes | 35 | 35 | $221 |
In context: peer comparison
Among 55 peers in this city , average services per provider: 73. This provider delivers 5.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
117
Patients
117
Total drug cost
$793
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 31 | 31 | $275 |
| Prednisone | Generic | 29 | 29 | $67 |
| Ondansetron Odt (Ondansetron) | Brand | 22 | 22 | $218 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 19 | 19 | $79 |
| Doxycycline Hyclate | Generic | 16 | 16 | $155 |
Frequently asked questions
What is Dr. Joshua Westeren's medical specialty?
Dr. Joshua Westeren practices Emergency Medicine Physician in Loma Linda, CA.
Where does Dr. Joshua Westeren practice?
Dr. Joshua Westeren practices at 11234 Anderson St, Loma Linda, CA 923542804. Office phone: 9095584085.
What is Dr. Joshua Westeren's NPI?
Dr. Joshua Westeren's National Provider Identifier (NPI) is 1164841383, issued by NPPES.
Does Dr. Joshua Westeren accept Medicare assignment?
Yes. Dr. Joshua Westeren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joshua Westeren commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Electrocardiogram (ecg) 1 to 3 leads with review by physician only (HCPCS 93042); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.