Doctor profile · Federal record

Dr. Mary Frazier, LCSW

Clinical Social Worker · Clinical Social Worker · Walworth, WI

  • NPI 1740571223
  • 35 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
231 Windmill Ln
Walworth, WI 531842301
(262) 949-7020
Additional location
630 Kenosha St
Walworth, WI 531849505

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
January 13, 2025
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State licenses (2)
Wisconsin #7704-123 · Illinois #149005539

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740571223. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
364
Distinct HCPCS
1
Medicare allowed
$37,801
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 364 24 $104

In context: peer comparison

Among 1 peers in Walworth Clinical Social Worker, average services per provider: 364. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Frazier's medical specialty?
Dr. Mary Frazier practices Clinical Social Worker in Walworth, WI.
Where does Dr. Mary Frazier practice?
Dr. Mary Frazier practices at 231 Windmill Ln, Walworth, WI 531842301. Office phone: 2629497020.
What is Dr. Mary Frazier's NPI?
Dr. Mary Frazier's National Provider Identifier (NPI) is 1740571223, issued by NPPES.
Does Dr. Mary Frazier accept Medicare assignment?
Dr. Mary Frazier does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mary Frazier commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.