Doctor profile · Federal record
Dr. James Derum, PA-C
Physician Assistant · Walnut Creek, CA
- NPI 1447355474
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1990 N California Blvd Ste 400
Walnut Creek, CA 945967249
(925) 225-5837
fax (925) 225-5838 - Mailing address
-
67871 Valley Vista Dr
Cathedral City, CA 922342351
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- April 23, 2013
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- California #PA16110
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447355474. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
22
Distinct HCPCS
1
Medicare allowed
$2,284
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 22 | 22 | $104 |
In context: peer comparison
Among 14 peers in Walnut Creek Physician Assistant, average services per provider: 154. This provider delivers 0.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
23
Patients
0
Total drug cost
$224
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ibuprofen | Generic | 12 | 0 | $77 |
| Esomeprazole Magnesium | Generic | 11 | 0 | $147 |
Frequently asked questions
What is Dr. James Derum's medical specialty?
Dr. James Derum practices Physician Assistant in Walnut Creek, CA.
Where does Dr. James Derum practice?
Dr. James Derum practices at 1990 N California Blvd Ste 400, Walnut Creek, CA 945967249. Office phone: 9252255837.
What is Dr. James Derum's NPI?
Dr. James Derum's National Provider Identifier (NPI) is 1447355474, issued by NPPES.
What procedures does Dr. James Derum 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.