Doctor profile · Federal record
Dr. Corey Walker, M.D.
Neurological Surgery Physician (CMS: Neurosurgery) · Student in an Organized Health Care Education/Training Program · Los Angeles, CA
- NPI 1083025183
- Accepts Medicare
- MIPS 84.1 / 100 · 2023
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
127 S San Vicente Blvd Ste A6600
Los Angeles, CA 900483311
(310) 423-7900
fax (310) 423-1038 - Additional location
-
350 W Thomas RD
Phoenix, AZ 850134409
(602) 406-3322
fax (602) 294-8286 - Mailing address
-
4140 W 190Th St
Torrance, CA 905045513
Credentials & registration
- NPI registered
- May 2014 — 12 yrs on file
- Profile last updated
- September 16, 2022
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207T00000X — NUCC code
- State license (1)
- California #A166677
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083025183. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
389
Distinct HCPCS
10
Medicare allowed
$71,812
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 61 | 61 | $175 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 45 | 45 | $140 | |
22614 |
Fusion of additional segment of spine | 40 | 12 | $319 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 36 | 26 | $70 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 34 | 27 | $95 | |
22853 |
Insertion of cage or mesh device to spine bone and disc space during spine fusion | 29 | 19 | $225 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 27 | 22 | $37 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 22 | 22 | $118 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 19 | 19 | $87 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 19 | 15 | $103 |
In context: peer comparison
Among 23 peers in Los Angeles Neurological Surgery Physician, average services per provider: 40. This provider delivers 9.7× the peer median.Open Payments
Industry payments received
All-time total
$22,788
Transactions
25
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alphatec Spine, INC | 16 | $20,904.06 | |
| Globus Medical, INC. | 6 | $1,502.63 | |
| Medtronic, INC. | 2 | $326.49 | |
| Arthrex, INC. | 1 | $55.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
31
Patients
0
Total drug cost
$455
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 18 | 0 | $322 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 13 | 0 | $134 |
Hospital affiliations
Frequently asked questions
What is Dr. Corey Walker's medical specialty?
Dr. Corey Walker practices Neurological Surgery Physician in Los Angeles, CA.
Where does Dr. Corey Walker practice?
Dr. Corey Walker practices at 127 S San Vicente Blvd Ste A6600, Los Angeles, CA 900483311. Office phone: 3104237900.
What is Dr. Corey Walker's NPI?
Dr. Corey Walker's National Provider Identifier (NPI) is 1083025183, issued by NPPES.
Does Dr. Corey Walker accept Medicare assignment?
Yes. Dr. Corey Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Corey Walker commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); New patient office or other outpatient visit (HCPCS 99204); Fusion of additional segment of spine (HCPCS 22614). Source: CMS Medicare Physician & Other Practitioners file.