Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MS. SUSAN P O'NEIL LICSW
NPI 1265470124
Social Worker - Clinical in Lowell, MA

Active since June 03, 2006PECOS Enrolled
99 CHURCH ST, LOWELL, MA 01852(978) 458-6282(978) 441-9826 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ms. Susan P O'neil Licsw NPPES

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

MS. SUSAN P O'NEIL LICSW (NPI 1265470124) is an individual clinical provider in Lowell, Massachusetts, licensed in Massachusetts (1032789) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1998).

NPPES Registry Identity

NPI1265470124
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. SUSAN P O'NEILCredential: LICSW
Location Address99 CHURCH STLowell, MA 01852-2621
Mailing Address1315 Pawtucket Blvd, #32Lowell, MA 01854-1871 · (978) 970-3979
Fax(978) 441-9826
Sole ProprietorNo
Medical School CMSOtherGraduated 1998
Enumeration DateJune 3, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1265470124 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 MA · 1032789
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.

99 CHURCH ST, Lowell, MA 01852

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Ms. Susan P O'neil Licsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2961427513
PECOS Enrollment IDI20051012000718
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 2

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.
136 services14 patients
Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
117 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01852 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 $63.72 – $189.86
Typical copayment $0.00 (range $15.93 – $47.46)
Most-billed visit code NA
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychologist (Clinical)
99 CHURCH ST
LOWELL, MA 01852
Counselor (Mental Health)
99 CHURCH ST
LOWELL, MA 01852
Social Worker
99 CHURCH ST
LOWELL, MA 01852
Counselor (Mental Health)
99 CHURCH ST
LOWELL, MA 01852
Social Worker (Clinical)
99 CHURCH ST
LOWELL, MA 01852
Counselor (Mental Health)
99 CHURCH ST
LOWELL, MA 01852
Counselor (Mental Health)
99 CHURCH ST
LOWELL, MA 01852
Social Worker (Clinical)
99 CHURCH ST
LOWELL, MA 01852

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 Susan O'neil's NPI number?

The NPI number for Susan O'neil is 1265470124. It was assigned to this individual provider in the NPPES registry on June 3, 2006.

Where is Susan O'neil located?

Susan O'neil practices at 99 Church St, Lowell, MA 01852. The listed phone number is (978) 458-6282.

What is Susan O'neil's specialty?

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

Is Susan O'neil enrolled in Medicare?

Yes. Susan O'neil is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Susan O'neil accept?

Health plans from Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Providence Health Plan list Susan O'neil 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 Susan O'neil was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.