DR. AARON EICHHORN
NPI 1326272014
Emergency Medicine in Aurora, CO
About Dr. Aaron Eichhorn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AARON EICHHORN (NPI 1326272014) is an individual emergency medicine provider in Aurora, Colorado, licensed in Colorado (DR.0053883) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (2009).
NPPES Registry Identity
Specialties & Licenses
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. Aaron Eichhorn 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 Aaron Eichhorn reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Aurora, CO 80045
- Reassigned Medicare billing, Colorado enrollment
- 4,283 clinicians in this Medicare group
Greeley, CO 80631
- Reassigned Medicare billing, Colorado enrollment
- 111 clinicians in this Medicare group
Loveland, CO 80538
- Reassigned Medicare billing, Colorado enrollment
- 2,596 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
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80045 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.
Other Providers at the Same Location NPPES 20
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 Aaron Eichhorn's NPI number?
The NPI number for Aaron Eichhorn is 1326272014. It was assigned to this individual provider in the NPPES registry on May 8, 2009.
Where is Aaron Eichhorn located?
Aaron Eichhorn practices at 12605 E 16th Ave, Aurora, CO 80045. The listed phone number is (720) 848-0000.
What is Aaron Eichhorn's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Aaron Eichhorn enrolled in Medicare?
Yes. Aaron Eichhorn 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 Aaron Eichhorn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Eichhorn reassigns Medicare benefits to 3 organizations: University Physicians Incorporated (Aurora, CO), Emergency Professionals Of Colorado, PC (Greeley, CO) and Poudre Valley Medical Group, LLC (Loveland, 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 Aaron Eichhorn'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 Aaron Eichhorn was last updated on December 20, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Dr. Aaron Eichhorn · NPI 1326272014
Emergency Medicine physician in Aurora, Colorado. Individual provider, active in the CMS NPPES registry since May 8, 2009.
## Identity
- **NPI:** 1326272014 (Entity type: Individual)
- **Enumerated:** May 8, 2009
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** DR.0053883 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 12605 E 16TH AVE, Aurora, CO 80045-2545
- **Phone:** (720) 848-0000
## 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): University Physicians Incorporated (NPI 1962461889, Aurora, CO); Emergency Professionals Of Colorado, PC (NPI 1366835415, Greeley, CO); Poudre Valley Medical Group, LLC (NPI 1366763260, Loveland, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Wisconsin, class of 2009
## Record status
- **NPPES last updated:** December 20, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1326272014) · Data from the CMS NPPES public registry.