Doctor profile · Federal record
Dr. Deidre Alexander, PSYD
Clinical Psychologist · Professional Counselor · Oak Brook, IL
- NPI 1851405807
- Accepts Medicare
- 23 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1000 Jorie Blvd Ste 119
Oak Brook, IL 605234463
(630) 309-2989
fax (630) 790-3804
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- October 3, 2018
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 103TC0700X — NUCC code
- State licenses (2)
- Illinois #071.008341 · Illinois #180000867
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851405807. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
860
Distinct HCPCS
2
Medicare allowed
$50,063
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90832 |
Psychotherapy, 30 minutes | 710 | 94 | $49 | |
90834 |
Psychotherapy, 45 minutes | 150 | 15 | $101 |
In context: peer comparison
Among 4 peers in Oak Brook Clinical Psychologist, average services per provider: 285. This provider delivers 3.0× the peer median.Frequently asked questions
What is Dr. Deidre Alexander's medical specialty?
Dr. Deidre Alexander practices Clinical Psychologist in Oak Brook, IL.
Where does Dr. Deidre Alexander practice?
Dr. Deidre Alexander practices at 1000 Jorie Blvd Ste 119, Oak Brook, IL 605234463. Office phone: 6303092989.
What is Dr. Deidre Alexander's NPI?
Dr. Deidre Alexander's National Provider Identifier (NPI) is 1851405807, issued by NPPES.
Does Dr. Deidre Alexander accept Medicare assignment?
Yes. Dr. Deidre Alexander accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Deidre Alexander commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90832); Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.