ISAAC GREUEL OTR
NPI 1265162960
Occupational Therapist in Aurora, CO
About Isaac Greuel Otr NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ISAAC GREUEL OTR (NPI 1265162960) is an individual occupational therapist in Aurora, Colorado, licensed in Colorado (0007372) and active in the NPI registry since June 2022.
NPPES Registry Identity
Specialties & Licenses
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)
Isaac Greuel Otr is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Isaac Greuel reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Denver, CO 80230
- Reassigned Medicare billing, Colorado enrollment
- 395 clinicians in this Medicare group
Boulder, CO 80301
- Reassigned Medicare billing, Colorado enrollment
- 44 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 6
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.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
AURORA, CO 80012
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 Isaac Greuel's NPI number?
The NPI number for Isaac Greuel is 1265162960. It was assigned to this individual provider in the NPPES registry on June 15, 2022.
Where is Isaac Greuel located?
Isaac Greuel practices at 1411 S Potomac St Ste 400, Aurora, CO 80012. The listed phone number is (303) 695-6060.
What is Isaac Greuel's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Isaac Greuel enrolled in Medicare?
Yes. Isaac Greuel is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Isaac Greuel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Isaac Greuel reassigns Medicare benefits to 2 organizations: Orthopedic Centers Of Colorado, LLC (Denver, CO) and Bouldercentre For Orthopedics PC (Boulder, 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 Isaac Greuel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Isaac Greuel accept?
Health plans from Select Health list Isaac Greuel 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 Isaac Greuel was last updated on July 27, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.