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MS. DIANE C LAFFERTY MSW, LCSW
NPI 1174965719
Social Worker - Clinical in Watertown, CT

Active since July 24, 2013PECOS Enrolled
27 SIEMON COMPANY DR 111S, WATERTOWN, CT 06795(203) 592-4483(860) 417-6789 Get Directions Write a Review

NPPES record last updated: August 14, 2015. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Ms. Diane C Lafferty Msw, Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. DIANE C LAFFERTY MSW, LCSW (NPI 1174965719) is an individual clinical provider in Watertown, Connecticut, licensed in Connecticut (5346) and active in the NPI registry since July 2013. She is enrolled in Medicare PECOS and is a graduate of Other (1998).

NPPES Registry Identity

NPI1174965719
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. DIANE C LAFFERTYCredential: MSW, LCSW
Location Address27 SIEMON COMPANY DR 111SWatertown, CT 06795-2654
Mailing Address27 Siemon Company Dr 111sWatertown, CT 06795-2654 · (203) 592-4483 · Fax (860) 417-6789
Phone(203) 592-4483
Fax(860) 417-6789
Sole ProprietorYes
Medical School CMSOtherGraduated 1998
Enumeration DateJuly 24, 2013
Last NPPES UpdateAugust 14, 2015
✔ NPI 1174965719 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CT · 5346
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
27 SIEMON COMPANY DR 111S, Watertown, CT 06795
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Diane C Lafferty Msw, Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8820305865
PECOS Enrollment IDI20150923001842
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
247 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06795 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $60.82 – $183.10
Typical copayment $0.00 (range $15.20 – $45.77)
Most-billed visit code NA
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diane Lafferty's NPI number?

The NPI number for Diane Lafferty is 1174965719. It was assigned to this individual provider in the NPPES registry on July 24, 2013.

Where is Diane Lafferty located?

Diane Lafferty practices at 27 Siemon Company Dr 111S, Watertown, CT 06795. The listed phone number is (203) 592-4483.

What is Diane Lafferty's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Diane Lafferty enrolled in Medicare?

Yes. Diane Lafferty is registered in the Medicare PECOS enrollment system.

What insurance does Diane Lafferty accept?

Health plans from Providence Health Plan list Diane Lafferty as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Diane Lafferty was last updated on August 14, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.