LUKE TRAINER DAY
NPI 1578723193
Emergency Medicine in Fort Collins, CO
About Luke Trainer Day NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LUKE TRAINER DAY (NPI 1578723193) is an individual emergency medicine provider in Fort Collins, Colorado, licensed in Colorado (DR.0055732) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with The Queens Medical Center, and is a graduate of Albany Medical College Of Union University (2008).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Luke Trainer Day is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Luke Day reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ft Collins, CO 80524
- Reassigned Medicare billing, Colorado enrollment
- 118 clinicians in this Medicare group
Wailuku, HI 96793
- Reassigned Medicare billing, Hawaii enrollment
- 41 clinicians in this Medicare group
Kailua, HI 96734
- Reassigned Medicare billing, Hawaii enrollment
- 206 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
The Queens Medical Center
Acute Care Hospitals · Honolulu, HIMaui Memorial Medical Center
Acute Care Hospitals · Wailuku, HIAdventist Health Castle
Acute Care Hospitals · Kailua, HIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80524 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Luke Day's NPI number?
The NPI number for Luke Day is 1578723193. It was assigned to this individual provider in the NPPES registry on June 17, 2008. The provider is also known as Luke T Day MD.
Where is Luke Day located?
Luke Day practices at 1024 S. Lemay Ave., Fort Collins, CO 80524. The listed phone number is (970) 495-7000.
What is Luke Day's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Luke Day enrolled in Medicare?
Yes. Luke Day is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Luke Day's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Luke Day reassigns Medicare benefits to 3 organizations: Emergency Physicians Of The Rockies, PC (Ft Collins, CO), Maui Memorial Emergency Medical Associates Inc (Wailuku, HI) and Hawaii Emergency Physicians Associated Inc (Kailua, HI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Luke Day's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Luke Day affiliated with any hospitals?
According to CMS data, Luke Day is affiliated with The Queens Medical Center, Maui Memorial Medical Center and Adventist Health Castle.
When was this NPI record last updated?
The NPPES record for Luke Day was last updated on January 6, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.
# Luke Trainer Day · NPI 1578723193
Emergency Medicine physician in Fort Collins, Colorado. Individual provider, active in the CMS NPPES registry since June 17, 2008.
## Identity
- **NPI:** 1578723193 (Entity type: Individual)
- **Enumerated:** June 17, 2008
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** DR.0055732 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 1024 S. LEMAY AVE., Fort Collins, CO 80524-3929
- **Phone:** (970) 495-7000 · **Fax:** (303) 306-7753
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Emergency Physicians Of The Rockies, PC (NPI 1174570717, Ft Collins, CO); Maui Memorial Emergency Medical Associates Inc (NPI 1326531773, Wailuku, HI); Hawaii Emergency Physicians Associated Inc (NPI 1801843198, Kailua, HI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albany Medical College Of Union University, class of 2008
## Record status
- **NPPES last updated:** January 6, 2016
- **Other identifiers:** Medicare PIN 445018YKA0 (CO); Medicaid 41155301 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1578723193) · Data from the CMS NPPES public registry.