SIOBHAN RIDDEL MSW
NPI 1508345281
Social Worker - Clinical in Manchester, NH

Q: What is Siobhan Riddel's NPI number?

The NPI number for Siobhan Riddel is 1508345281. It was assigned to this individual provider in the NPPES registry on August 13, 2018. The provider is also known as Siobhan Fuller.

Q: What is Siobhan Riddel's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Siobhan Riddel was last updated on March 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months 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.

Active since August 13, 2018PECOS Enrolled

401 CYPRESS ST, MANCHESTER, NH 03103(603) 668-4111(603) 628-7757 Get Directions Write a Review

NPPES record last updated: March 12, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 12, 2025, Mar 25, 2021, Aug 13, 2018 (3 updates tracked since 2018).

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About Siobhan Riddel Msw NPPES

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

SIOBHAN RIDDEL MSW (NPI 1508345281) is an individual clinical provider in Manchester, New Hampshire and active in the NPI registry since August 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1508345281

Entity TypeIndividualFemale

Primary Taxonomy1041C0700X

Provider Legal NameSIOBHAN RIDDELCredential: MSW

Location Address401 CYPRESS STManchester, NH 03103-3628

Mailing Address2 Wall St Ste 200Manchester, NH 03101-1518 · (603) 668-4111 · Fax (603) 628-7757

Phone(603) 668-4111

Fax(603) 628-7757

Sole ProprietorNo

Enumeration DateAugust 13, 2018

Last NPPES UpdateMarch 12, 20253 updates tracked since enumeration

NPPES CertifiedMarch 12, 2025

✔ NPI 1508345281 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code1041C0700X

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.

Also ListedSpecialistTaxonomy 174400000X

401 CYPRESS ST, Manchester, NH 03103

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Other Names 1

Former Name (1)Siobhan Fuller

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Siobhan Riddel Msw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Siobhan Riddel reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Mental Health Center Of Greater Manchester

Same address

Mental Health (Including Community Mental Health Center)

401 CYPRESS STREET
Manchester, NH 03103

Reassigned Medicare billing, New Hampshire enrollment
126 clinicians in this Medicare group

NPI 1609848811 (603) 668-4111

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03103 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 $57.75 – $174.26

Typical copayment $0.00 (range $14.43 – $43.56)

Most-billed visit code NA

Established Patient

$71.85 typical visit price

range $18.70 – $142.15

Typical copayment $17.96 (range $4.67 – $35.53)

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.

THERESA BESTE BA

Specialist