Doctor profile · Federal record
Dr. Gerard Erker, PHD
Clinical Neuropsychologist (CMS: Clinical Psychologist) · Clinical Psychologist · Saint Louis, MO
- NPI 1023052479
- Accepts Medicare
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6420 Clayton RD, 6Th Floor
Saint Louis, MO 631171811
(314) 768-5205
fax (314) 768-5315 - Mailing address
-
1836 Lackland Hill Pkwy, Attnt: Credentialing Department
Saint Louis, MO 631463572
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- September 11, 2025
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 103G00000X — NUCC code
- State licenses (2)
- Missouri #PY01284 · Missouri #01284
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023052479. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
296
Distinct HCPCS
2
Medicare allowed
$20,728
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
96116 |
Exam of neurobehavioral status, first hour | 185 | 163 | $78 | |
96158 |
Treatment of behavior impacting health, initial 30 minutes | 111 | 69 | $56 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 128. This provider delivers 2.3× the peer median.Frequently asked questions
What is Dr. Gerard Erker's medical specialty?
Dr. Gerard Erker practices Clinical Neuropsychologist in Saint Louis, MO.
Where does Dr. Gerard Erker practice?
Dr. Gerard Erker practices at 6420 Clayton RD, Saint Louis, MO 631171811. Office phone: 3147685205.
What is Dr. Gerard Erker's NPI?
Dr. Gerard Erker's National Provider Identifier (NPI) is 1023052479, issued by NPPES.
Does Dr. Gerard Erker accept Medicare assignment?
Yes. Dr. Gerard Erker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerard Erker commonly perform?
Top Medicare-reported procedures in 2023: Exam of neurobehavioral status, first hour (HCPCS 96116); Treatment of behavior impacting health (HCPCS 96158). Source: CMS Medicare Physician & Other Practitioners file.