Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TWIN CITIES DERMATOPATHOLOGY, LLC
NPI 1144223009
Pathology - Dermatopathology in Plymouth, MN

Q: What is Twin Cities Dermatopathology, LLC's NPI number?

The NPI number for Twin Cities Dermatopathology, LLC is 1144223009. It was assigned to this organization in the NPPES registry on May 24, 2005.

Q: What is Twin Cities Dermatopathology, LLC's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Dermatopathology, with taxonomy code 207ZD0900X.

Active since May 24, 2005CLIA Certified · 2 labs

9900 13TH AVENUE NORTH, SUITE 2A, PLYMOUTH, MN 55441(763) 525-0363(763) 525-0369 Get Directions Write a Review

NPPES record last updated: September 3, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Sep 3, 2026, Apr 7, 2026, Sep 16, 2024 (3 updates tracked since 2024).

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About Twin Cities Dermatopathology, Llc NPPES

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

TWIN CITIES DERMATOPATHOLOGY, LLC (NPI 1144223009) is a healthcare organization registered as a dermatopathology in Plymouth, Minnesota and active in the NPI registry since May 2005. The organization holds 2 active CLIA laboratory certificates, maintains a secondary practice location in Murray, and lists Dina Valladares, Senior Director, as its authorized official.

NPPES Registry Identity

NPI1144223009

Entity TypeOrganization

Primary Taxonomy207ZD0900X

Legal Business NameTWIN CITIES DERMATOPATHOLOGY, LLC

Location Address9900 13TH AVENUE NORTH, SUITE 2APlymouth, MN 55441-5035

Mailing Address9900 13th Ave N Ste 2aPlymouth, MN 55441-5069 · (763) 525-0363 · Fax (763) 525-0369

Phone(763) 525-0363

Fax(763) 525-0369

Organization SubpartNo

Authorized OfficialDina ValladaresSenior Director · (954) 803-9405

Enumeration DateMay 24, 2005

Last NPPES UpdateSeptember 3, 20263 updates tracked since enumeration

NPPES CertifiedSeptember 3, 2026

✔ NPI 1144223009 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · DermatopathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZD0900X

License✔ Licensed in MN · 1279

Definition

A dermatopathologist is an expert in diagnosing and monitoring diseases of the skin including infectious, immunologic, degenerative, and neoplastic diseases. This entails the examination and interpretation of specially prepared tissue sections, cellular scrapings, and smears of skin lesions by means of light microscopy, electron microscopy, and fluorescence microscopy.

Also ListedClinical Medical LaboratoryTaxonomy 291U00000X

9900 13TH AVENUE NORTH, Plymouth, MN 55441

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Secondary Practice Location 1

Location 1497 W 4800 S Ste 201Murray, UT 84123-4749 · Phone (801) 268-6439 · Fax (336) 360-0086

Other Identifiers 4

Other24D0651415Clia

Medicaid32939100WI

Other46D2240159Clia

Medicaid732527400MN

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Avera Health Plans, Blue Cross and Blue Shield of Montana, Medica.Insurance ›

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 46D2240159

Twin Cities Dermatopathology, LLC · Murray, UT

Active · expires May 24, 2027

CLIA Number46D2240159

Laboratory TypeIndependent

Certificate Effective DateMay 25, 2025

Certificate Expiration DateMay 24, 2027

Laboratory DirectorJoseph H. Willman

Laboratory Phone(801) 268-6439

Laboratory LocationTwin Cities Dermatopathology, LLC497 West 4800 South, Suite 201, Murray, UT 84123

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Accreditation 24D0651415

Twin Cities Dermatopathology/Sonic Healthcare Usa · Plymouth, MN

Active · expires Mar 17, 2027

CLIA Number24D0651415

Laboratory TypeIndependent

Certificate Effective DateMarch 18, 2025

Certificate Expiration DateMarch 17, 2027

Laboratory DirectorDr. Andrew J. Larson

Laboratory Phone(763) 525-0363

Laboratory LocationTwin Cities Dermatopathology/Sonic Healthcare Usa9900 13th Ave North Suite 2A, Plymouth, MN 55441

CLIA data matches this NPI record on: Address Name Phone

This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

Areas of Expertise CMS Part B claims 11

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

20,197 services11,211 patients

Special stained specimen slides to examine tissue, initial procedure 88342

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

722 services645 patients

Pathology examination of tissue using a microscope, moderately low complexity 88304

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

603 services539 patients

Antibody evaluation, each additional single antibody stain procedure 88350

An antibody evaluation involves testing a sample of your body fluid (like blood) to identify specific antibodies. Each additional single antibody stain procedure is a separate test for another specific antibody. This helps in diagnosing various health conditions by understanding your body's immune response.

580 services138 patients

Special stained specimen slides to identify organisms including interpretation and report 88312

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

566 services393 patients

Special stained specimen slides to examine tissue, each additional procedure 88341

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

483 services183 patients

Other Providers at the Same Location NPPES 2

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

MR. ANDREW JON LARSON D.O.

Pathology (Dermatopathology)

9900 13TH AVENUE NORTH, SUITE 2A
PLYMOUTH, MN 55441

Hennepin County (763) 525-0363

DR. VALDA NOREEN KAYE M.D.

Pathology (Dermatopathology)

9900 13TH AVENUE NORTH, SUITE 2A
PLYMOUTH, MN 55441

Hennepin County (763) 525-0363

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 Twin Cities Dermatopathology, LLC's NPI number?

The NPI number for Twin Cities Dermatopathology, LLC is 1144223009. It was assigned to this organization in the NPPES registry on May 24, 2005.

Where is Twin Cities Dermatopathology, LLC located?

Twin Cities Dermatopathology, LLC is located at 9900 13th Avenue North Suite 2A, Plymouth, MN 55441. The listed phone number is (763) 525-0363.

What is Twin Cities Dermatopathology, LLC's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Dermatopathology, with taxonomy code 207ZD0900X.

Does Twin Cities Dermatopathology, LLC hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Twin Cities Dermatopathology, LLC accept?

Health plans from Avera Health Plans, Blue Cross and Blue Shield of Montana and Medica list Twin Cities Dermatopathology, LLC 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 Twin Cities Dermatopathology, LLC was last updated on September 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.