Active NPIIndividual provider

Steven C Harnack, MD

Internal Medicine in Denver, Colorado

NPI Number1982622387
Practice location
3000 Lawrence St # 101, Denver, CO 80205-3422
Fax
—
Last updated
September 2, 2026

Steven C Harnack is an Internal Medicine based in Denver, CO. Steven C Harnack practices in Denver, CO and has the professional credentials of MD. The NPI Number for Steven C Harnack is 1982622387 and holds a License No. 036-078536 (IL). The current practice location address for Steven C Harnack is 3000 Lawrence St # 101, Denver, CO 80205-3422 and can be reached out via phone at 720-689-5269.

Provider Profile Details

NPI Number
1982622387
Provider Name
Steven C Harnack
Credential
MD
Provider Entity Type
Individual
Gender
Male
Address
3000 Lawrence St # 101, Denver, CO 80205-3422
Phone Number
720-689-5269
Primary Taxonomy
Internal Medicine · 207R00000X
Sole Proprietor
No
Provider Enumeration Date
July 17, 2006
Last Update Date
September 2, 2026
Certification Date
September 2, 2026
NPI Status
Active

Provider Business Practice Location Address Details

Address
3000 Lawrence St # 101
Denver, CO 80205-3422
City
Denver
Zip
80205-3422
Phone Number
720-689-5269
Denver, CO 80205Get directions →

Provider Business Mailing Address Details

Address
2357 Sequoia Dr
Aurora, IL 60506-6222
City
Aurora
State
IL
Zip
60506-6222
Phone Number
630-859-6800

License Information

License Number
036-078536
License State
IL
Taxonomy
Internal Medicine · 207R00000X · Primary

Legacy Identifiers

IdentifierTypeStateIssuer
No legacy identifiers (Medicaid, Medicare or plan IDs) are on file for this provider.

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Frequently Asked Questions

What is the NPI number of Steven C Harnack, MD?

The NPI number of Steven C Harnack, MD is 1982622387. It was assigned on July 17, 2006 and is currently active in the NPPES registry.

What is the specialty of Steven C Harnack, MD?

Steven C Harnack, MD is registered under the primary taxonomy Internal Medicine (code 207R00000X), licensed in IL under license number 036-078536.

Where does Steven C Harnack, MD practice?

The practice location is 3000 Lawrence St # 101, Denver, CO 80205-3422. The office can be reached at 720-689-5269 (phone).

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.

How do I verify this NPI record?

This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1982622387 directly on the NPPES registry website.

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