Doctor profile · Federal record

Dr. Mark Frazier, PSY.D.

Psychologist · Arlington Heights, IL

  • NPI 1679510796
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
139 West Rand RD.
Arlington Heights, IL 600043982
(847) 259-8583
fax (847) 259-8935
Mailing address
139 W. Rand RD.
Arlington Heights, IL 600043985

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 12, 2008
Specialty taxonomy
103T00000X — NUCC code
State license (1)
Illinois #071003590

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679510796. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,613
Distinct HCPCS
3
Medicare allowed
$150,414
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 1,005 64 $100
90832 Psychotherapy, 30 minutes 573 57 $76
90791 Psychiatric diagnostic evaluation 35 35 $177

In context: peer comparison

Among 3 peers in Arlington Heights Psychologist, average services per provider: 245. This provider delivers 6.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Frazier's medical specialty?
Dr. Mark Frazier practices Psychologist in Arlington Heights, IL.
Where does Dr. Mark Frazier practice?
Dr. Mark Frazier practices at 139 West Rand RD., Arlington Heights, IL 600043982. Office phone: 8472598583.
What is Dr. Mark Frazier's NPI?
Dr. Mark Frazier's National Provider Identifier (NPI) is 1679510796, issued by NPPES.
What procedures does Dr. Mark Frazier commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychotherapy (HCPCS 90832); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.