DR. STUART M PRINS MD
NPI 1104069376
Family Medicine in Castle Rock, CO
About Dr. Stuart M Prins Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STUART M PRINS MD (NPI 1104069376) is an individual family medicine provider in Castle Rock, Colorado, licensed in Colorado (50280) and active in the NPI registry since April 2009. He is enrolled in Medicare PECOS and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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. Stuart M Prins Md 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 Reassignment
Medicare enrollment records show Stuart Prins reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Denver, CO 80247
- Reassigned Medicare billing, Colorado enrollment
- Medicare enrollment name: Colorado Permanente Medical Group PC
- 1,715 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 80104 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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CASTLE ROCK, CO 80104
CASTLE ROCK, CO 80104
CASTLE ROCK, CO 80104
CASTLE ROCK, CO 80104
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 Stuart Prins's NPI number?
The NPI number for Stuart Prins is 1104069376. It was assigned to this individual provider in the NPPES registry on April 16, 2009.
Where is Stuart Prins located?
Stuart Prins practices at 4318 Trail Boss Dr Ste 100, Castle Rock, CO 80104. The listed phone number is (303) 338-4545.
What is Stuart Prins's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Stuart Prins enrolled in Medicare?
Yes. Stuart Prins 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 organization bills Medicare for Stuart Prins's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stuart Prins reassigns Medicare benefits to Colorado Permanente Medical Group, P.C. (Denver, CO). The 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 Stuart Prins'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 Stuart Prins was last updated on April 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Stuart M Prins, MD · NPI 1104069376
Family Medicine physician in Castle Rock, Colorado. Individual provider, active in the CMS NPPES registry since April 16, 2009.
## Identity
- **NPI:** 1104069376 (Entity type: Individual)
- **Enumerated:** April 16, 2009
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 50280 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 4318 TRAIL BOSS DR, STE 100, Castle Rock, CO 80104-7512
- **Phone:** (303) 338-4545
## 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:** Colorado Permanente Medical Group, P.C. (NPI 1760599724, Denver, CO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** April 20, 2021
- **Other identifiers:** Other 021780 (CO); Medicaid 24737861 (CO)
---
Source: [NPI Profile](https://npiprofile.com/npi/1104069376) · Data from the CMS NPPES public registry.