DR. BRENDA C EISER MD
NPI 1215164181
Internal Medicine in Lonetree, CO
About Dr. Brenda C Eiser Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRENDA C EISER MD (NPI 1215164181) is an individual internal medicine provider in Lonetree, Colorado, licensed in Colorado (51326) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
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 (PECOS)
Dr. Brenda C Eiser Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Brenda Eiser 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 80124 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LONE TREE, CO 80124
LONE TREE, CO 80124
LONE TREE, CO 80124
LONE TREE, CO 80124
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 Brenda Eiser's NPI number?
The NPI number for Brenda Eiser is 1215164181. It was assigned to this individual provider in the NPPES registry on June 17, 2009.
Where is Brenda Eiser located?
Brenda Eiser practices at 10101 Ridgegate Pkwy, Lonetree, CO 80124. The listed phone number is (303) 338-4545.
What is Brenda Eiser's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Brenda Eiser enrolled in Medicare?
Yes. Brenda Eiser is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Brenda Eiser's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brenda Eiser 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 Brenda Eiser'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 Brenda Eiser was last updated on May 7, 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. Brenda C Eiser, MD · NPI 1215164181
Internal Medicine physician in Lonetree, Colorado. Individual provider, active in the CMS NPPES registry since June 17, 2009.
## Identity
- **NPI:** 1215164181 (Entity type: Individual)
- **Enumerated:** June 17, 2009
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 51326 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 10101 RIDGEGATE PKWY, Lonetree, CO 80124-5522
- **Phone:** (303) 338-4545
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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
## Record status
- **NPPES last updated:** May 7, 2021
- **Other identifiers:** Medicaid 33023824 (CO); Other 022557 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1215164181) · Data from the CMS NPPES public registry.