Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1013040963 Individual Practitioner Male Practitioner

Niels William Nielsen , LISW

Social Worker • Willoughby, OH

Professional Overview & Biography Verified Profile Summary

Niels Nielsen, LISW is a registered healthcare professional specializing in Social Worker in Willoughby, OH. Practice services are available at 38879 MENTOR AVE under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

38879 Mentor Ave
Suite C

Willoughby, OH 440947992

Telephone 4409539999
Fax 4409183839
Associated Practice Facility / Clinic
🏢 Signature Health, Inc Facility NPI 1477575348

Specialty Benchmarks & Practice Insights

Comparative analytics for Social Worker in Willoughby, OH

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 5.5 Yrs
State Avg: 17.3 Yrs
Regional Practice Density
30 Specialists

Practicing in Willoughby, OH (11526 Statewide)

Telehealth Adoption Rate
3.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Social Worker Primary Specialty

NUCC Taxonomy Code: 104100000X

State License OH I2504

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

Counselor

NUCC Taxonomy Code: 101Y00000X

State License OH I2504

A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

Social Worker - Clinical

NUCC Taxonomy Code: 1041C0700X

State License OH I2504

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.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Krysti Camplese

Case Manager/Care Coordinator

NPI 1003315326
Regina Quigley

Case Manager/Care Coordinator

NPI 1003316498
Tatiana Dwyer

Counselor

NPI 1003329939
Heather Hayes

Licensed Practical Nurse

NPI 1003346131
Brittany Hudak

Social Worker

NPI 1003382391
Delishia Porter-Washington

Technician, Health Information - Assistant Record Technician

NPI 1023516101

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 38879 MENTOR AVE, SUITE C, WILLOUGHBY, OH 440947992 (Tel: 4409539999)

📍
Updated Business Mailing Address July 08, 2007

Registered at 38879 MENTOR AVE, SUITE C, WILLOUGHBY, OH 440947992 (Tel: 4409539999)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as NIELS NIELSEN, LISW

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Counselor (License #I2504 in OH)

🟢
Initial NPI Registration & Enumeration March 13, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1013040963
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 13, 2007
Last Update: September 11, 2025
Sole Proprietor: No

Mailing Address

38879 Mentor Ave, Suite C

Willoughby, OH 440947992

Phone: 4409539999

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.