BRITTANY L COOK DO
NPI 1528642600
Internal Medicine in Golden, CO
About Brittany L Cook Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRITTANY L COOK DO (NPI 1528642600) is an individual internal medicine provider in Golden, Colorado, licensed in Colorado (DR.0074655) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS and is a graduate of Rocky Vista University College Of Osteopathic Med (2022).
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
Brittany L Cook Do 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
2Medicare enrollment records show Brittany Cook reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Golden, CO 80401
- Reassigned Medicare billing, Colorado enrollment
- 314 clinicians in this Medicare group
Lakewood, CO 80401
- Reassigned Medicare billing, Colorado enrollment
- 1,270 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 80401 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 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GOLDEN, CO 80401
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 Brittany Cook's NPI number?
The NPI number for Brittany Cook is 1528642600. It was assigned to this individual provider in the NPPES registry on May 5, 2021.
Where is Brittany Cook located?
Brittany Cook practices at 1707 Cole Blvd Ste 100, Golden, CO 80401. The listed phone number is (303) 763-4900.
What is Brittany Cook's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Brittany Cook enrolled in Medicare?
Yes. Brittany Cook 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 Brittany Cook's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brittany Cook reassigns Medicare benefits to 2 organizations: Optumcare Colorado Medical Group LLC (Golden, CO) and Intermountain Medical Group Denver, LLC (Lakewood, 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 Brittany Cook'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 Brittany Cook was last updated on June 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Brittany L Cook, DO · NPI 1528642600
Internal Medicine physician in Golden, Colorado. Individual provider, active in the CMS NPPES registry since May 5, 2021.
## Identity
- **NPI:** 1528642600 (Entity type: Individual)
- **Enumerated:** May 5, 2021
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** DR.0074655 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 1707 COLE BLVD STE 100, Golden, CO 80401-3219
- **Phone:** (303) 763-4900
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Optumcare Colorado Medical Group LLC (NPI 1992562441, Golden, CO); Intermountain Medical Group Denver, LLC (NPI 1578107371, Lakewood, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rocky Vista University College Of Osteopathic Med, class of 2022
## Record status
- **NPPES last updated:** June 3, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1528642600) · Data from the CMS NPPES public registry.