Doctor profile · Federal record
Dr. David Maxwell, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Walla Walla, WA
- NPI 1427261882
- Accepts Medicare
- 21 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
401 W Poplar St
Walla Walla, WA 993622846
(509) 522-5802
fax (509) 522-5541 - Additional location
-
11234 Anderson St, Llumc, House Staff Office Cp 21005
Loma Linda, CA 923542804
(909) 558-4000 - Mailing address
-
11234 Anderson St, Llumc, House Staff Office Cp 21005
Loma Linda, CA 923542804
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- October 25, 2023
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A97575
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427261882. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
778
Distinct HCPCS
5
Medicare allowed
$121,498
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 444 | 421 | $171 | |
99284 |
Emergency department visit with moderate level of medical decision making | 198 | 189 | $118 | |
99291 |
Critical care, first 30-74 minutes | 86 | 85 | $209 | |
99283 |
Emergency department visit with low level of medical decision making | 31 | 30 | $70 | |
99292 |
Critical care, each additional 30 minutes | 19 | 17 | $105 |
In context: peer comparison
Among 5 peers in Walla Walla Emergency Medicine Physician, average services per provider: 172. This provider delivers 4.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
229
Patients
211
Total drug cost
$1,870
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 51 | 49 | $443 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 45 | 43 | $263 |
| Ondansetron Odt (Ondansetron) | Brand | 25 | 25 | $198 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 24 | 23 | $77 |
| Prednisone | Generic | 20 | 18 | $73 |
| Cefdinir | Generic | 17 | 17 | $435 |
| Azithromycin | Generic | 13 | 13 | $72 |
| Oxycodone Hcl | Generic | 12 | 12 | $94 |
| Doxycycline Hyclate | Generic | 11 | 11 | $142 |
| Methylprednisolone | Generic | 11 | 0 | $73 |
Hospital affiliations
Frequently asked questions
What is Dr. David Maxwell's medical specialty?
Dr. David Maxwell practices Emergency Medicine Physician in Walla Walla, WA.
Where does Dr. David Maxwell practice?
Dr. David Maxwell practices at 401 W Poplar St, Walla Walla, WA 993622846. Office phone: 5095225802.
What is Dr. David Maxwell's NPI?
Dr. David Maxwell's National Provider Identifier (NPI) is 1427261882, issued by NPPES.
Does Dr. David Maxwell accept Medicare assignment?
Yes. Dr. David Maxwell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Maxwell commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.