Nancy FlattemM.D., M.S.
Nancy Flattem, M.D., M.S. is an Ophthalmology provider in Lone Tree, CO affiliated with 3 ambulatory surgery centers in CO, as of July 2026.
- NPI1679603518
- Registered2007
- Centers3
- StateCO
- Class of2001
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
- Denver Mid Town Surgery Center LTDDenver, CO · ENT, Gastroenterology, Ophthalmology, Orthopedics, Pain management · 30 on panelView center →
- Madison Street Surgery Center LLCDenver, CO · Ophthalmology · 30 on panelView center →
- Rose Ambulatory Surgery Center LpDenver, CO · Gastroenterology, Ophthalmology, Orthopedics, Pain management · 30 on panelView center →
Education
Education on record as of August 2026.
Nancy Flattem at a glance
- Provider
- Nancy Flattem
- Credential
- M.D., M.S.
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Lone Tree, CO
- Medical school
- Vanderbilt University School of Medicine
- Graduated
- 2001
- NPI registered
- 2007
- NPI
- 1679603518
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Nancy Flattem practice?
Nancy Flattem, M.D., M.S. is based in Lone Tree, CO and is affiliated with 3 ambulatory surgery centers: Denver Mid Town Surgery Center LTD in Denver, CO, Madison Street Surgery Center LLC in Denver, CO, and Rose Ambulatory Surgery Center Lp in Denver, CO. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Nancy Flattem's NPI number?
Nancy Flattem's National Provider Identifier (NPI) is 1679603518, registered in 2007. Specialty on record: Ophthalmology; credential M.D., M.S.
Where did Nancy Flattem go to medical school?
Nancy Flattem, M.D., M.S. attended Vanderbilt University School of Medicine, graduating in 2001.
How many Ophthalmology providers in Colorado work at ambulatory surgery centers?
143 Ophthalmology surgeons and proceduralists in Colorado are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Nancy Flattem among them. The Colorado Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
Pilot Analysis
Get the complete Nancy Flattem analysis
Tell us where to send it. Our team will prepare an analysis of Nancy Flattem covering case volumes, referral patterns, payer mix, and how specialty peers compare, and email it to you within 5-10 business days. Need it faster? Book a demo.