MICHAEL J. KOSNETT MD, MPH
NPI 1326138009
Emergency Medicine - Medical Toxicology in Denver, CO

Q: What is Michael Kosnett's NPI number?

The NPI number for Michael Kosnett is 1326138009. It was assigned to this individual provider in the NPPES registry on October 13, 2006.

Q: What is Michael Kosnett's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Medical Toxicology, with taxonomy code 207PT0002X.

Q: When was this NPI record last updated?

The NPPES record for Michael Kosnett was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 October 13, 2006

4495 HALE PKWY STE 301, DENVER, CO 80220(303) 571-5778(877) 554-1121 Get Directions Write a Review

NPPES record last updated: May 13, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: May 13, 2026, Nov 28, 2018, Nov 20, 2018 (3 updates tracked since 2018).

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About Michael J. Kosnett Md, Mph NPPES

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

MICHAEL J. KOSNETT MD, MPH (NPI 1326138009) is an individual medical toxicology provider in Denver, Colorado, licensed in Colorado (34063) and active in the NPI registry since October 2006. He maintains a secondary practice location in Aurora.

NPPES Registry Identity

NPI1326138009

Entity TypeIndividualMale

Primary Taxonomy207PT0002X

Provider Legal NameMICHAEL J. KOSNETTCredential: MD, MPH

Location Address4495 HALE PKWY STE 301Denver, CO 80220-6204

Mailing Address4495 Hale Pkwy Ste 301Denver, CO 80220-6204 · (303) 571-5778 · Fax (877) 554-1121

Phone(303) 571-5778

Fax(877) 554-1121

Sole ProprietorYes

Enumeration DateOctober 13, 2006

Last NPPES UpdateMay 13, 20263 updates tracked since enumeration

NPPES CertifiedMay 13, 2026

✔ NPI 1326138009 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyEmergency Medicine · Medical ToxicologyAllopathic & Osteopathic Physicians

Taxonomy Code207PT0002X

License✔ Licensed in CO · 34063

Definition

Medical toxicologists are physicians who specialize in the prevention, evaluation, treatment and monitoring of injury and illness from exposures to drugs and chemicals, as well as biological and radiological agents. Medical toxicologists care for people in clinical, academic, governmental and public health settings, and provide poison control center leadership. Important areas of medical toxicology include acute drug poisoning, adverse drug events, drug abuse, addiction and withdrawal, chemicals and hazardous materials, terrorism preparedness, venomous bites and stings and environmental and workplace exposures.

Also ListedInternal MedicineTaxonomy 207R00000X · License 34063 (CO)

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 34063 (CO)

Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License 34063 (CO)

4495 HALE PKWY STE 301, Denver, CO 80220

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Secondary Practice Location 1

Location 112605 E 16th AveAurora, CO 80045-2545 · Phone (720) 848-0000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

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 Michael Kosnett's NPI number?

The NPI number for Michael Kosnett is 1326138009. It was assigned to this individual provider in the NPPES registry on October 13, 2006.

Where is Michael Kosnett located?

Michael Kosnett practices at 4495 Hale Pkwy Ste 301, Denver, CO 80220. The listed phone number is (303) 571-5778.

What is Michael Kosnett's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Medical Toxicology, with taxonomy code 207PT0002X.

What insurance does Michael Kosnett accept?

Health plans from UnitedHealthcare list Michael Kosnett 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 Michael Kosnett was last updated on May 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.