Doctor profile · Federal record

Dr. Terrence Koller, PH.D.

Clinical Psychologist · Evanston, IL

  • NPI 1487647715
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1740 Ridge Ave, 200 C
Evanston, IL 602015918
(847) 475-5551
Mailing address
2317 Hartrey Ave
Evanston, IL 602012552

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
October 7, 2011
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Illinois #071002716

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487647715. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
249
Distinct HCPCS
1
Medicare allowed
$25,308
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 249 16 $102

In context: peer comparison

Among 3 peers in this city , average services per provider: 248. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Terrence Koller's medical specialty?
Dr. Terrence Koller practices Clinical Psychologist in Evanston, IL.
Where does Dr. Terrence Koller practice?
Dr. Terrence Koller practices at 1740 Ridge Ave, Evanston, IL 602015918. Office phone: 8474755551.
What is Dr. Terrence Koller's NPI?
Dr. Terrence Koller's National Provider Identifier (NPI) is 1487647715, issued by NPPES.
Does Dr. Terrence Koller accept Medicare assignment?
Yes. Dr. Terrence Koller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Terrence Koller commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.