DR. ANNETTE SORENSEN VIZENA MD
NPI 1104043330
Anesthesiology in Fort Collins, CO
About Dr. Annette Sorensen Vizena Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANNETTE SORENSEN VIZENA MD (NPI 1104043330) is an individual anesthesiology provider in Fort Collins, Colorado, licensed in Colorado (DR.0045383) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS and is a graduate of Emory University School Of Medicine (2003).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Accepted Insurance
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. Annette Sorensen Vizena 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 Annette Vizena reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fort Collins, CO 80525
- Reassigned Medicare billing, Colorado enrollment
- 250 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.
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.
FORT COLLINS, CO 80524
FORT COLLINS, CO 80524
FORT COLLINS, CO 80524
FORT COLLINS, CO 80524
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 Annette Vizena's NPI number?
The NPI number for Annette Vizena is 1104043330. It was assigned to this individual provider in the NPPES registry on April 19, 2007.
Where is Annette Vizena located?
Annette Vizena practices at 1236 E Elizabeth St Suite 1, Fort Collins, CO 80524. The listed phone number is (970) 224-2985.
What is Annette Vizena's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Annette Vizena enrolled in Medicare?
Yes. Annette Vizena 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 Annette Vizena's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Annette Vizena reassigns Medicare benefits to Northern Colorado Anesthesia Professionals PLLC (Fort Collins, 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 Annette Vizena's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Annette Vizena accept?
Health plans from Select Health list Annette Vizena 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 Annette Vizena was last updated on June 7, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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. Annette Sorensen Vizena, MD · NPI 1104043330
Anesthesiology physician in Fort Collins, Colorado. Individual provider, active in the CMS NPPES registry since April 19, 2007.
## Identity
- **NPI:** 1104043330 (Entity type: Individual)
- **Enumerated:** April 19, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** DR.0045383 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 1236 E ELIZABETH ST, SUITE 1, Fort Collins, CO 80524-4000
- **Phone:** (970) 224-2985 · **Fax:** (970) 472-9381
## 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:** Northern Colorado Anesthesia Professionals PLLC (NPI 1851389613, Fort Collins, CO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Emory University School Of Medicine, class of 2003
## Record status
- **NPPES last updated:** June 7, 2013
- **Other identifiers:** Medicaid 03974219 (CO); Medicare PIN P00428748 (CO); Medicaid 124307100 (WY); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1104043330) · Data from the CMS NPPES public registry.