MARY LOU OATES (LCSW) – Clinical Social Worker, NPI 1811935497

MARY LOU OATES (LCSW) is a healthcare provider. based in Shelton, Connecticut. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials LCSW. They hold a License No. 002989 (CT). The NPI Number for MARY LOU OATES (LCSW) is 1811935497

Main info

Female
Sole Proprietor
24 Years Of Experience
Accepts Medicare Assignment
Name
MARY LOU OATES (LCSW)
NPI
1811935497
Phone
(203) 929-5443
Address
32 JUDSON CIR
Enumeration Date
3 June 2006
Last Update Date
22 November 2013

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2037327360
Graduation Year
2002 (24 years ago)
PAC ID
7012927866
Group Practice PAC ID
8921901984
Professional Enrollment ID
I20060425000301
Address ID
CT064181326DE130XXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

2,151 CLINICAL SOCIAL WORKER in CT

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Provider Addresses for MARY LOU OATES (LCSW)

  • 32, Judson Circle, Huntington, Shelton, Naugatuck Valley Planning Region, Connecticut, 06484, United States

    SHELTON, CT 064844611

    Phone: (203) 929-5443

    Type: Mailing

  • Bridges, 949, Bridgeport Avenue, Milford, New Haven County, Connecticut, 06460, United States

    MILFORD, CT 064603142

    Phone: (203) 878-6365

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2006-04-25

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20060425000301IClinical Social WorkerCTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
90853Group psychotherapy30919$0
90834Psychotherapy, 45 minutes6811$0
View full utilization report →

Insurance plans in this area (ZIP 06484)

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Provider's Procedures

MARY LOU OATES (LCSW) performs procedures in CLINICAL SOCIAL WORKER. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
CLINICAL SOCIAL WORKERCT90853Group psychotherapy27515

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8921901984View full group profile
NameSpecialtyState
Nurse PractitionerCT
Cardiovascular Disease (Cardiology)FL
Clinical Social WorkerCT
Clinical Social WorkerCT
Marriage And Family TherapistCT
-CT
Clinical Social WorkerCT
Clinical Social WorkerCT
Cardiovascular Disease (Cardiology)CT
P S Y C H I A T R YCT

Reviews

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Frequently asked questions

Can I cross-check MARY LOU OATES (LCSW) using NPI 1811935497?
NPI 1811935497 belongs to MARY LOU OATES (LCSW); compare other details if you need extra assurance.
Is there an active status for MARY LOU OATES (LCSW)?
For scheduling context, MARY LOU OATES (LCSW) is shown as active in the registry.
How would a patient describe MARY LOU OATES (LCSW)'s focus?
For MARY LOU OATES (LCSW), the primary taxonomy reads as Clinical Social Worker. Clinical services aligned with this taxonomy classification.
Is MARY LOU OATES (LCSW) located near Shelton?
MARY LOU OATES (LCSW) currently maps to Shelton, Connecticut in this extract.
When was this NPI issued?
Enumeration for MARY LOU OATES (LCSW) is noted as June 3, 2006 where the registry provides it.

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