Doctor profile · Federal record

Dr. Margaret Grau, LCSW

Clinical Social Worker · Park Ridge, IL

  • NPI 1063487502
  • Accepts Medicare
  • 43 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2 W Talcott RD Ste 37
Park Ridge, IL 600685559
(847) 294-6611
fax (847) 966-8542

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 31, 2019
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Illinois #149-001584

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063487502. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
170
Distinct HCPCS
1
Medicare allowed
$12,973
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 170 14 $76

In context: peer comparison

Among 4 peers in Park Ridge Clinical Social Worker, average services per provider: 78. This provider delivers 2.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Grau's medical specialty?
Dr. Margaret Grau practices Clinical Social Worker in Park Ridge, IL.
Where does Dr. Margaret Grau practice?
Dr. Margaret Grau practices at 2 W Talcott RD Ste 37, Park Ridge, IL 600685559. Office phone: 8472946611.
What is Dr. Margaret Grau's NPI?
Dr. Margaret Grau's National Provider Identifier (NPI) is 1063487502, issued by NPPES.
Does Dr. Margaret Grau accept Medicare assignment?
Yes. Dr. Margaret Grau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Grau commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.