Doctor profile · Federal record
Dr. Roger Wallace, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Valencia, CA
- NPI 1083645501
- Accepts Medicare
- MIPS 86.3 / 100 · 2023
- 28 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
23845 McBean Pkwy
Valencia, CA 913552001
(661) 253-8112
fax (661) 253-8119 - Mailing address
-
Po Box 661540
Arcadia, CA 910661540
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 7, 2008
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A71306
- Medicaid
- CA #00A713060
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083645501. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
676
Distinct HCPCS
4
Medicare allowed
$87,558
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 289 | 274 | $183 | |
93042 |
Electrocardiogram (ecg) 1 to 3 leads with review by physician only | 180 | 169 | $7 | |
99284 |
Emergency department visit with moderate level of medical decision making | 131 | 128 | $126 | |
99291 |
Critical care, first 30-74 minutes | 76 | 75 | $224 |
In context: peer comparison
Among 7 peers in Valencia Emergency Medicine Physician, average services per provider: 79. This provider delivers 8.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
224
Patients
224
Total drug cost
$1,734
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 62 | 62 | $274 |
| Cephalexin | Generic | 44 | 44 | $508 |
| Ondansetron Odt (Ondansetron) | Brand | 44 | 44 | $244 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 33 | 33 | $109 |
| Cefdinir | Generic | 26 | 26 | $570 |
| Prednisone | Generic | 15 | 15 | $30 |
Frequently asked questions
What is Dr. Roger Wallace's medical specialty?
Dr. Roger Wallace practices Emergency Medicine Physician in Valencia, CA.
Where does Dr. Roger Wallace practice?
Dr. Roger Wallace practices at 23845 McBean Pkwy, Valencia, CA 913552001. Office phone: 6612538112.
What is Dr. Roger Wallace's NPI?
Dr. Roger Wallace's National Provider Identifier (NPI) is 1083645501, issued by NPPES.
Does Dr. Roger Wallace accept Medicare assignment?
Yes. Dr. Roger Wallace accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roger Wallace commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Electrocardiogram (ecg) 1 to 3 leads with review by physician only (HCPCS 93042); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.