Doctor profile · Federal record

Dr. Violet Theodos, PH.D.

Clinical Psychologist · Oak Brook, IL

  • NPI 1184948184
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1550 Spring RD Ste 220
Oak Brook, IL 605231362
(630) 233-4740
Additional location
2625 Butterfield RD
Oak Brook, IL 605231234

Credentials & registration

NPPES · NUCC
NPI registered
March 2010 — 16 yrs on file
Profile last updated
May 4, 2022
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Illinois #071007259

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184948184. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
205
Distinct HCPCS
1
Medicare allowed
$27,438
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 205 13 $134

In context: peer comparison

Among 4 peers in Oak Brook Clinical Psychologist, average services per provider: 285. This provider delivers 0.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Violet Theodos's medical specialty?
Dr. Violet Theodos practices Clinical Psychologist in Oak Brook, IL.
Where does Dr. Violet Theodos practice?
Dr. Violet Theodos practices at 1550 Spring RD Ste 220, Oak Brook, IL 605231362. Office phone: 6302334740.
What is Dr. Violet Theodos's NPI?
Dr. Violet Theodos's National Provider Identifier (NPI) is 1184948184, issued by NPPES.
Does Dr. Violet Theodos accept Medicare assignment?
Yes. Dr. Violet Theodos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Violet Theodos commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.