Doctor profile · Federal record
Dr. Randall Summerville, PSYD
Clinical Psychologist · Clinical Neuropsychologist · Adult Development & Aging Psychologist · Lombard, IL
- NPI 1821180803
- Accepts Medicare
- MIPS 86.7 / 100 · 2023
- 24 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
477 E Butterfield RD Ste 102
Lombard, IL 601484880
(630) 424-8900
fax (630) 424-9017
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- December 5, 2022
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 103TC0700X — NUCC code
- State license (1)
- Illinois #071-006658
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821180803. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,031
Distinct HCPCS
10
Medicare allowed
$196,845
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
96139 |
Administration of psychological or neuropsychological test by technician, each additional 30 minutes | 827 | 149 | $37 | |
96133 |
Evaluation of neuropsychological test, each additional hour | 590 | 240 | $100 | |
96132 |
Evaluation of neuropsychological test, first hour | 243 | 243 | $133 | |
96137 |
Administration of psychological or neuropsychological test, each additional 30 minutes | 234 | 80 | $40 | |
96133 |
Evaluation of neuropsychological test, each additional hour | 231 | 134 | $77 | |
96137 |
Administration of psychological or neuropsychological test, each additional 30 minutes | 212 | 96 | $18 | |
96138 |
Administration of psychological or neuropsychological test by technician, first 30 minutes | 150 | 150 | $36 | |
96132 |
Evaluation of neuropsychological test, first hour | 143 | 140 | $108 | |
96136 |
Administration of psychological or neuropsychological test, first 30 minutes | 120 | 117 | $24 | |
96136 |
Administration of psychological or neuropsychological test, first 30 minutes | 93 | 93 | $44 |
In context: peer comparison
Among 1 peers in Lombard Clinical Psychologist, average services per provider: 216. This provider delivers 14× the peer median.Frequently asked questions
What is Dr. Randall Summerville's medical specialty?
Dr. Randall Summerville practices Clinical Psychologist in Lombard, IL.
Where does Dr. Randall Summerville practice?
Dr. Randall Summerville practices at 477 E Butterfield RD Ste 102, Lombard, IL 601484880. Office phone: 6304248900.
What is Dr. Randall Summerville's NPI?
Dr. Randall Summerville's National Provider Identifier (NPI) is 1821180803, issued by NPPES.
Does Dr. Randall Summerville accept Medicare assignment?
Yes. Dr. Randall Summerville accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Randall Summerville commonly perform?
Top Medicare-reported procedures in 2023: Administration of psychological or neuropsychological test by technician (HCPCS 96139); Evaluation of neuropsychological test, each additional hour (HCPCS 96133); Evaluation of neuropsychological test, first hour (HCPCS 96132). Source: CMS Medicare Physician & Other Practitioners file.