Doctor profile · Federal record
Dr. Mark Gaertner
Neurology Physician (CMS: Neurology) · Los Angeles, CA
- NPI 1477080992
- Accepts Medicare
- MIPS 81.1 / 100 · 2023
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
100 Medical Plaza Suite 425
Los Angeles, CA 900953221
(310) 794-1195 - Additional location
-
415 S Palm Canyon Dr
Palm Springs, CA 922627303
(760) 773-4560
fax (760) 773-4561 - Mailing address
-
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631
Credentials & registration
- NPI registered
- May 2017 — 9 yrs on file
- Profile last updated
- January 12, 2026
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- California #A163132
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477080992. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
580
Distinct HCPCS
6
Medicare allowed
$23,749
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0453 |
Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) | 466 | 38 | $34 | |
95822 |
Measurement of brain wave activity (eeg), in coma or asleep | 29 | 29 | $60 | |
95938 |
Placement of skin electrodes and measurement of stimulated sites on arms and legs | 29 | 29 | $48 | |
95816 |
Measurement of brain wave activity (eeg), awake and drowsy | 22 | 22 | $60 | |
95939 |
Placement of skin electrodes and measurement of central motor stimulation in arms and legs | 18 | 18 | $124 | |
95861 |
Needle measurement of electrical activity in arm or leg muscles, 2 extremities | 16 | 16 | $85 |
In context: peer comparison
Among 85 peers in Los Angeles Neurology Physician, average services per provider: 411. This provider delivers 1.4× the peer median.Open Payments
Industry payments received
All-time total
$18
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Incyte Corporation | 1 | $17.91 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Mark Gaertner's medical specialty?
Dr. Mark Gaertner practices Neurology Physician in Los Angeles, CA.
Where does Dr. Mark Gaertner practice?
Dr. Mark Gaertner practices at 100 Medical Plaza Suite 425, Los Angeles, CA 900953221. Office phone: 3107941195.
What is Dr. Mark Gaertner's NPI?
Dr. Mark Gaertner's National Provider Identifier (NPI) is 1477080992, issued by NPPES.
Does Dr. Mark Gaertner accept Medicare assignment?
Yes. Dr. Mark Gaertner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Gaertner commonly perform?
Top Medicare-reported procedures in 2023: Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) (HCPCS G0453); Measurement of brain wave activity (eeg), in coma or asleep (HCPCS 95822); Placement of skin electrodes and measurement of stimulated sites on arms and legs (HCPCS 95938). Source: CMS Medicare Physician & Other Practitioners file.