L. DORINE DAY MD
NPI 1184627549
Obstetrics & Gynecology - Maternal & Fetal Medicine in Wheat Ridge, CO
About L. Dorine Day Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
L. DORINE DAY MD (NPI 1184627549) is an individual maternal & fetal medicine provider in Wheat Ridge, Colorado, licensed in Colorado (23907) and active in the NPI registry since May 2005. She is enrolled in Medicare PECOS and maintains a secondary practice location in La Crosse.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
L. Dorine Day Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show L. Day reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newark, CA 94560
- Reassigned Medicare billing, California enrollment
- 900 clinicians in this Medicare group
Evansville, IN 47750
- Reassigned Medicare billing, Indiana enrollment
- Medicare enrollment name: St Marys Medical Group LLC
- 288 clinicians in this Medicare group
Charlottesville, VA 22911
- Reassigned Medicare billing, Virginia enrollment
- 2,820 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80033 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.
Reported Quality Measures
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WHEAT RIDGE, CO 80033
WHEAT RIDGE, CO 80033
WHEAT RIDGE, CO 80033
WHEAT RIDGE, CO 80033
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 L. Day's NPI number?
The NPI number for L. Day is 1184627549. It was assigned to this individual provider in the NPPES registry on May 31, 2005.
Where is L. Day located?
L. Day practices at 3655 Lutheran Pkwy Suite 408, Wheat Ridge, CO 80033. The listed phone number is (303) 467-4282.
What is L. Day's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.
Is L. Day enrolled in Medicare?
Yes. L. Day is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for L. Day's services?
According to the CMS Revalidation Reassignment List (October 2026 release), L. Day reassigns Medicare benefits to 3 organizations: Alameda Health System (Newark, CA), St Mary's Medical Group, LLC (Evansville, IN) and University Of Virginia Physicians Group (Charlottesville, VA). 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 L. Day's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does L. Day accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan and Ambetter from Meridian list L. Day as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for L. Day was last updated on August 29, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.