Doctor profile · Federal record
Dr. Jennie Walker, MD
Emergency Medicine Physician · Critical Access Hospital · Mammoth Lakes, CA
- NPI 1558371229
- 20 yrs on file
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
85 Sierra Park RD
Mammoth Lakes, CA 935462073
(760) 934-3311 - Mailing address
-
Po Box 2485
Mammoth Lakes, CA 935462485
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- January 9, 2021
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A73644
- Medicaid
- CA #1558371229
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558371229. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
22
Distinct HCPCS
1
Medicare allowed
$3,871
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 22 | 21 | $176 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 35. This provider delivers 0.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
29
Patients
29
Total drug cost
$235
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 15 | 15 | $53 |
| Cephalexin | Generic | 14 | 14 | $182 |
Frequently asked questions
What is Dr. Jennie Walker's medical specialty?
Dr. Jennie Walker practices Emergency Medicine Physician in Mammoth Lakes, CA.
Where does Dr. Jennie Walker practice?
Dr. Jennie Walker practices at 85 Sierra Park RD, Mammoth Lakes, CA 935462073. Office phone: 7609343311.
What is Dr. Jennie Walker's NPI?
Dr. Jennie Walker's National Provider Identifier (NPI) is 1558371229, issued by NPPES.
What procedures does Dr. Jennie Walker commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.