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

LYNN M IWANIEC
NPI 1235190661
Internal Medicine in Denver, CO

Active since March 28, 2006
2000 S COLORADO BLVD, ANNEX BLDG, # 420, DENVER, CO 80222(720) 524-1550(720) 524-1551 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Lynn M Iwaniec NPPES

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

LYNN M IWANIEC (NPI 1235190661) is an individual internal medicine provider in Denver, Colorado, licensed in Colorado (36226) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1235190661
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameLYNN M IWANIEC
Location Address2000 S COLORADO BLVD, ANNEX BLDG, # 420Denver, CO 80222-7900
Mailing Address2000 S Colorado Blvd, Annex Bldg, # 420Denver, CO 80222-7900 · (720) 524-1550 · Fax (720) 524-1551
Fax(720) 524-1551
Sole ProprietorNo
Enumeration DateMarch 28, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1235190661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CO · 36226
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2000 S COLORADO BLVD, Denver, CO 80222

Other Identifiers 1

Medicaid01362268CO

Other Providers at the Same Location NPPES 18

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

Nurse Practitioner (Adult Health)
2000 S COLORADO BLVD, TOWER ONE SUITE 4500
DENVER, CO 80222
Psychiatry & Neurology (Psychiatry)
2000 S COLORADO BLVD, TOWER ONE STE 2000-1001
DENVER, CO 80222
Specialist/Technologist (Athletic Trainer)
2000 S COLORADO BLVD, TOWER ONE #4500
DENVER, CO 80222
Internal Medicine
2000 S COLORADO BLVD, ANNEX BLDG, SUITE 420
DENVER, CO 80222
Physiological Laboratory
2000 S COLORADO BLVD, SUITE 150
DENVER, CO 80222
Counselor (Professional)
2000 S COLORADO BLVD
DENVER, CO 80222
Social Worker (Clinical)
2000 S COLORADO BLVD
DENVER, CO 80222
Specialist/Technologist (Athletic Trainer)
2000 S COLORADO BLVD, SUITE 1-4500
DENVER, CO 80222

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 Lynn Iwaniec's NPI number?

The NPI number for Lynn Iwaniec is 1235190661. It was assigned to this individual provider in the NPPES registry on March 28, 2006.

Where is Lynn Iwaniec located?

Lynn Iwaniec practices at 2000 S Colorado Blvd Annex Bldg, # 420, Denver, CO 80222. The listed phone number is (720) 524-1550.

What is Lynn Iwaniec's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Lynn Iwaniec was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 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.