Doctor profile · Federal record

Dr. Mary Lou Oates, LCSW

Clinical Social Worker · Milford, CT

  • NPI 1811935497
  • Accepts Medicare
  • 24 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
949 Bridgeport Ave
Milford, CT 064603142
(203) 878-6365
Mailing address
32 Judson Cir
Shelton, CT 064844611

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 22, 2013
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Connecticut #002989
Medicaid
CT #004039244

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811935497. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
377
Distinct HCPCS
2
Medicare allowed
$10,142
HCPCS Description Services Patients Avg allowed
90853 Group psychotherapy 309 19 $18
90834 Psychotherapy, 45 minutes 68 11 $68

In context: peer comparison

Among 5 peers in this city , average services per provider: 145. This provider delivers 2.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Lou Oates's medical specialty?
Dr. Mary Lou Oates practices Clinical Social Worker in Milford, CT.
Where does Dr. Mary Lou Oates practice?
Dr. Mary Lou Oates practices at 949 Bridgeport Ave, Milford, CT 064603142. Office phone: 2038786365.
What is Dr. Mary Lou Oates's NPI?
Dr. Mary Lou Oates's National Provider Identifier (NPI) is 1811935497, issued by NPPES.
Does Dr. Mary Lou Oates accept Medicare assignment?
Yes. Dr. Mary Lou Oates accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Lou Oates commonly perform?
Top Medicare-reported procedures in 2023: Group psychotherapy (HCPCS 90853); Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.