Doctor profile · Federal record

Dr. Penelope Thrasher, PH.D.

Clinical Psychologist · Chicago, IL

  • NPI 1922129543
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
66 W Oak St
Chicago, IL 606107325
(312) 337-5400
Mailing address
8926B la Crosse Ave
Skokie, IL 600771940

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
July 9, 2007
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
103TC0700X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922129543. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
456
Distinct HCPCS
4
Medicare allowed
$64,254
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 299 48 $149
90791 Psychiatric diagnostic evaluation 69 63 $178
90832 Psychotherapy, 30 minutes 58 17 $77
90834 Psychotherapy, 45 minutes 30 19 $102

In context: peer comparison

Among 43 peers in Chicago Clinical Psychologist, average services per provider: 118. This provider delivers 3.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Penelope Thrasher's medical specialty?
Dr. Penelope Thrasher practices Clinical Psychologist in Chicago, IL.
Where does Dr. Penelope Thrasher practice?
Dr. Penelope Thrasher practices at 66 W Oak St, Chicago, IL 606107325. Office phone: 3123375400.
What is Dr. Penelope Thrasher's NPI?
Dr. Penelope Thrasher's National Provider Identifier (NPI) is 1922129543, issued by NPPES.
Does Dr. Penelope Thrasher accept Medicare assignment?
Yes. Dr. Penelope Thrasher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Penelope Thrasher commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.