Doctor profile · Federal record

Dr. Joy Valko, PSYD

Clinical Psychologist · Crystal Lake, IL

  • NPI 1174846141
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
650 Dakota St Ste A
Crystal Lake, IL 60012
(815) 455-6000
fax (815) 206-2822
Additional location
9500 Euclid Ave, Mail Code: S73
Cleveland, OH 441950001
(216) 444-2165
fax (216) 636-0090
Mailing address
9500 Euclid Ave, Mail Code: S73
Cleveland, OH 441950001

Credentials & registration

NPPES · NUCC
NPI registered
March 2010 — 16 yrs on file
Profile last updated
December 24, 2025
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Illinois #071007842

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174846141. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
164
Distinct HCPCS
3
Medicare allowed
$21,979
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 102 26 $145
90834 Psychotherapy, 45 minutes 48 15 $99
90791 Psychiatric diagnostic evaluation 14 14 $173

In context: peer comparison

Among 3 peers in this city , average services per provider: 164. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Joy Valko's medical specialty?
Dr. Joy Valko practices Clinical Psychologist in Crystal Lake, IL.
Where does Dr. Joy Valko practice?
Dr. Joy Valko practices at 650 Dakota St Ste A, Crystal Lake, IL 60012. Office phone: 8154556000.
What is Dr. Joy Valko's NPI?
Dr. Joy Valko's National Provider Identifier (NPI) is 1174846141, issued by NPPES.
Does Dr. Joy Valko accept Medicare assignment?
Yes. Dr. Joy Valko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joy Valko commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90834); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.