Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Karen E. Thomas, MD

Individual provider Cardiovascular Disease Physician · NPI 1821124413

Dr. Karen E. Thomas, MD is a Cardiovascular Disease (Cardiology) in Lone Tree, Colorado. Graduated from Yale University School of Medicine in 2002, 24 years ago. Practices with Colorado Permanente Medical Group PC, a 1,325-clinician group and accepts Medicare assignment. Licensed in Colorado and Massachusetts.

Years since qualifying
24
Trained at
Yale University School of Medicine
Licensed in
CO, MA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

10240 Park Meadows Dr
Lone Tree, CO 80124-5425
Phone: (303) 338-4545
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 0055647 (CO)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 222630 (MA)

Record details

NPI number1821124413
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 26, 2007
Last updated in NPPESJune 4, 2021
Certification dateJune 4, 2021
Mailing address10350 E Dakota Ave, Denver, CO 80247-1314

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Colorado Permanente Medical Group Pc — 1325 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations8 on file with Medicare

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