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

Dr. Nancy Lynn Flattem, MD, MS

Individual provider Ophthalmology Physician · NPI 1679603518

Dr. Nancy Lynn Flattem, MD, MS is an Ophthalmology in Lone Tree, Colorado. Graduated from Vanderbilt University School of Medicine in 2001, 25 years ago. Practices with Colorado Permanente Medical Group PC, a 1,325-clinician group and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
25
Trained at
Vanderbilt University School of Medicine
Licensed in
CO
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

10240 Park Meadows Dr
Lone Tree, CO 80124-5425
Phone: (303) 338-4545
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 44763 (CO)

Record details

NPI number1679603518
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MS
Sole proprietorNo
NPI enumeratedMarch 7, 2007
Last updated in NPPESJune 17, 2021
Certification dateJune 17, 2021

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolVANDERBILT UNIVERSITY SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Colorado Permanente Medical Group Pc — 1325 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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