Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

WILLIAM DENNY
NPI 1033036017
Social Worker - Clinical in Iowa City, IA

Active since July 01, 2026
26 E MARKET ST STE 124, IOWA CITY, IA 52245(206) 261-6255 Get Directions Write a Review

NPPES record added: July 1, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About William Denny NPPES

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

WILLIAM DENNY (NPI 1033036017) is an individual clinical provider in Iowa City, Iowa, licensed in Iowa (137260) and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1033036017
Entity TypeIndividual
Primary Taxonomy1041C0700X
Provider Legal NameWILLIAM DENNY
Location Address26 E MARKET ST STE 124Iowa City, IA 52245-1742
Mailing Address26 E Market St Ste 124Iowa City, IA 52245-1742
Sole ProprietorNo
Enumeration DateJuly 1, 2026
NPPES CertifiedJuly 1, 2026
NPI 1033036017 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 IA · 137260
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.

26 E MARKET ST STE 124, Iowa City, IA 52245

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 William Denny's NPI number?

The NPI number for William Denny is 1033036017. It was assigned to this individual provider in the NPPES registry on July 1, 2026.

Where is William Denny located?

William Denny practices at 26 E Market St Ste 124, Iowa City, IA 52245. The listed phone number is (206) 261-6255.

What is William Denny's specialty?

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

When was this NPI record last updated?

The NPPES record for William Denny was last updated on July 1, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.