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THOMAS PIERCE LARSON ARNP
NPI 1922724186
Nurse Practitioner - Psychiatric/Mental Health in Iowa City, IA

Active since October 18, 2022
601 HIGHWAY 6 W, IOWA CITY, IA 52246(319) 541-5914 Get Directions Write a Review

NPPES record last updated: June 19, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 11, 2023, Oct 18, 2022 (2 updates tracked since 2022).

About Thomas Pierce Larson Arnp NPPES

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

THOMAS PIERCE LARSON ARNP (NPI 1922724186) is an individual psychiatric/mental health provider in Iowa City, Iowa, licensed in Iowa (G173810) and active in the NPI registry since October 2022. He maintains a secondary practice location in Iowa City.

NPPES Registry Identity

NPI1922724186
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameTHOMAS PIERCE LARSONCredential: ARNP
Location Address601 HIGHWAY 6 WIowa City, IA 52246-2209
Mailing Address601 Highway 6 WIowa City, IA 52246-2209
Phone(319) 541-5914
Sole ProprietorNo
Enumeration DateOctober 18, 2022
Last NPPES UpdateJune 19, 20262 updates tracked since enumeration
NPPES CertifiedJune 19, 2026
✔ NPI 1922724186 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IA · G173810
Also ListedRegistered Nurse · Psychiatric/Mental HealthTaxonomy 163WP0808X · License 152544 (IA)
601 HIGHWAY 6 W, Iowa City, IA 52246
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Secondary Practice Location 1

Location 1510 S Clinton StIowa City, IA 52240-4212 · Phone (319) 206-3440

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.

DR. MARY FRANCES KANAK PHD, RN
Registered Nurse (Psychiatric/Mental Health)
601 HIGHWAY 6 W
IOWA CITY, IA 52246
Johnson County (319) 338-0581
RACHEL RAUB
Military Health Care Provider
601 HIGHWAY 6 W, PROSTHETICS 2S01
IOWA CITY, IA 52246
Johnson County (319) 338-0581
HANNAH JEAN OTTMAR PSY.D.
Psychologist (Clinical)
601 HIGHWAY 6 W
IOWA CITY, IA 52246
Johnson County (319) 338-0581
DR. JESSICA SARAH ARMER PHD
Psychologist (Health)
601 HIGHWAY 6 W
IOWA CITY, IA 52246
Johnson County (319) 338-0581
JAMES BOEDING
Registered Nurse (Emergency)
601 HIGHWAY 6 W
IOWA CITY, IA 52246
Johnson County (319) 688-3786
DR. MARY IRUTHAYANATHAN MBBS,PHD
Specialist (Research Study)
601 HIGHWAY 6 W
IOWA CITY, IA 52246
Johnson County (319) 338-0581
JESSICA RODRIGUEZ
Registered Nurse (Medical-Surgical)
601 HIGHWAY 6 W
IOWA CITY, IA 52246
Johnson County (319) 338-0581
LAURA MAE NORMAN RN, BSN
Registered Nurse (Case Management)
601 HIGHWAY 6 W
IOWA CITY, IA 52246
Johnson County (319) 338-0581

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 Thomas Larson's NPI number?

The NPI number for Thomas Larson is 1922724186. It was assigned to this individual provider in the NPPES registry on October 18, 2022.

Where is Thomas Larson located?

Thomas Larson practices at 601 Highway 6 W, Iowa City, IA 52246. The listed phone number is (319) 541-5914.

What is Thomas Larson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

When was this NPI record last updated?

The NPPES record for Thomas Larson was last updated on June 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.