DR. SARAH CECELIA FLYNN M.D.
NPI 1831309616
Emergency Medicine in Arvada, CO
About Dr. Sarah Cecelia Flynn M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SARAH CECELIA FLYNN M.D. (NPI 1831309616) is an individual emergency medicine provider in Arvada, Colorado, licensed in Michigan (4301088061) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (2006).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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
Dr. Sarah Cecelia Flynn M.d. 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
4Medicare enrollment records show Sarah Flynn reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Arvada, CO 80007
- Reassigned Medicare billing, Colorado enrollment
- 352 clinicians in this Medicare group
Golden, CO 80401
- Reassigned Medicare billing, Colorado enrollment
- 285 clinicians in this Medicare group
Lakewood, CO 80228
- Reassigned Medicare billing, Colorado enrollment
- 468 clinicians in this Medicare group
Brighton, CO 80601
- Reassigned Medicare billing, Colorado enrollment
- 31 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 80007 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
ARVADA, CO 80007
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 Sarah Flynn's NPI number?
The NPI number for Sarah Flynn is 1831309616. It was assigned to this individual provider in the NPPES registry on May 23, 2007. The provider is also known as Dr. Sarah Cecelia Casado MD.
Where is Sarah Flynn located?
Sarah Flynn practices at 16320 W 64th Ave, Arvada, CO 80007. The listed phone number is (303) 925-4560.
What is Sarah Flynn's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Sarah Flynn enrolled in Medicare?
Yes. Sarah Flynn 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 Sarah Flynn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Flynn reassigns Medicare benefits to 4 organizations: Usacs Community Emergency Services Of Colorado, Inc. (Arvada, CO), Usacs Observation Medicine Services Of Colorado, Inc (Golden, CO), Usacs Of Colorado Inc (Lakewood, CO) and Brighton Community Emergency Physicians Lpa (Brighton, CO). 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 Sarah Flynn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Sarah Flynn was last updated on October 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.
# Dr. Sarah Cecelia Flynn, M.D. · NPI 1831309616
Emergency Medicine physician in Arvada, Colorado. Individual provider, active in the CMS NPPES registry since May 23, 2007.
## Identity
- **NPI:** 1831309616 (Entity type: Individual)
- **Enumerated:** May 23, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 4301088061 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 16320 W 64TH AVE, Arvada, CO 80007-7415
- **Phone:** (303) 925-4560
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Usacs Community Emergency Services Of Colorado, Inc. (NPI 1053824979, Arvada, CO); Usacs Observation Medicine Services Of Colorado, Inc (NPI 1689416059, Golden, CO); Usacs Of Colorado Inc (NPI 1720614217, Lakewood, CO); Brighton Community Emergency Physicians Lpa (NPI 1639454242, Brighton, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Loyola University Of Chicago, Stritch School Of Medicine, class of 2006
## Record status
- **NPPES last updated:** October 27, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1831309616) · Data from the CMS NPPES public registry.