USACS OBSERVATION MEDICINE SERVICES OF COLORADO INC.
NPI 1659220663
Internal Medicine - Critical Care Medicine in Durango, CO
About Usacs Observation Medicine Services Of Colorado Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
USACS OBSERVATION MEDICINE SERVICES OF COLORADO INC. (NPI 1659220663) is a healthcare organization registered as a critical care medicine in Durango, Colorado and active in the NPI registry since January 2026. The organization lists Jennifer Chastain, Director Of Provider Enrollment, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Usacs Observation Medicine Services Of Colorado Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
282Medicare enrollment records show 282 clinicians reassign Medicare billing to Usacs Observation Medicine Services Of Colorado Inc., which bills Medicare for the services they deliver. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 9
Nearest to this location (20)
See all 282Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Usacs Observation Medicine Services Of Colorado Inc.'s NPI number?
The NPI number for Usacs Observation Medicine Services Of Colorado Inc. is 1659220663. It was assigned to this organization in the NPPES registry on January 23, 2026.
Where is Usacs Observation Medicine Services Of Colorado Inc. located?
Usacs Observation Medicine Services Of Colorado Inc. is located at 1010 Three Springs Blvd, Durango, CO 81301. The listed phone number is (844) 474-4019.
What is Usacs Observation Medicine Services Of Colorado Inc.'s specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Usacs Observation Medicine Services Of Colorado Inc. enrolled in Medicare?
Yes. Usacs Observation Medicine Services Of Colorado Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Usacs Observation Medicine Services Of Colorado Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 282 clinicians in 9 Medicare specialties reassign their Medicare billing to Usacs Observation Medicine Services Of Colorado Inc.. A 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 the clinician's services. The largest specialties are Emergency Medicine (209), Nurse Practitioner (28) and Internal Medicine (22). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Usacs Observation Medicine Services Of Colorado Inc. was last updated on January 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Usacs Observation Medicine Services Of Colorado Inc. · NPI 1659220663
Critical Care Medicine organization in Durango, Colorado. Organization record, active in the CMS NPPES registry since January 23, 2026.
## Identity
- **NPI:** 1659220663 (Entity type: Organization)
- **Enumerated:** January 23, 2026
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **Organization subpart:** No
- **Authorized official:** Jennifer Chastain, DIRECTOR OF PROVIDER ENROLLMENT
## Practice location
- **Address:** 1010 THREE SPRINGS BLVD, Durango, CO 81301-8296
- **Phone:** (844) 474-4019 · **Fax:** (330) 493-8677
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 282 clinicians in 9 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Emergency Medicine (209), Nurse Practitioner (28), Internal Medicine (22); [full list](https://npiprofile.com/npi/1659220663/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 23, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1659220663) · Data from the CMS NPPES public registry.