Doctor profile · Federal record
Dr. NICHOLAS ASHENBURG, MD
Emergency Medicine Physician (CMS: EMERGENCY MEDICINE) · Emergency Medicine Physician · STANFORD, CA
- NPI 1104238336
- Accepts Medicare
- MIPS 75.5 / 100 · 2023
- 12 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 PASTEUR DR
STANFORD, CA 943052200
(650) 723-4000 - Additional location
-
900 Welch Rd Ste 350
Palo Alto, CA 94304
Credentials & registration
- NPI registered
- May 2014 — 12 yrs on file
- Profile last updated
- March 14, 2024
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- California #A155400 · South Carolina #39364
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104238336. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
367
Distinct HCPCS
7
Medicare allowed
$59,534
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 179 | 177 | $193 | |
99284 |
Emergency department visit with moderate level of medical decision making | 86 | 86 | $133 | |
99291 |
Critical care, first 30-74 minutes | 32 | 32 | $240 | |
99283 |
Emergency department visit with low level of medical decision making | 23 | 23 | $79 | |
93308 |
Ultrasound of heart, follow-up | 18 | 18 | $29 | |
99238 |
Hospital discharge day management, 30 minutes or less | 15 | 15 | $95 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 14 | 14 | $149 |
In context: peer comparison
Among 60 peers in this city , average services per provider: 60. This provider delivers 6.1× the peer median.