Dr. Annette Sorensen Vizena, MD

  • Fort Collins, CO
  • Anesthesiologist
NPI1104043330PAC ID2264532720
Medicare services, 2023
21
Medicare patients, 2024
38
Publications
2
Hospital affiliations
3
Industry payments
$119
Practice address
1024 S Lemay Ave, Fort Collins, CO 80524
Practice phone
Call (970) 495-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCHealth Poudre Valley Hospital

Hospital · Fort Collins, Colorado

See all 5 affiliations

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Dr. Annette Sorensen Vizena is an anesthesiologist in Fort Collins, Colorado

Dr. Vizena practices at UCHealth Poudre Valley Hospital in Fort Collins, Colorado, part of UCHealth.

Dr. Vizena's NPI, 1104043330, was assigned on April 19, 2007. Dr. Vizena graduated from Emory University School of Medicine in 2003. Dr. Vizena holds Colorado license DR.0045383.

NPI and contact details
Medicare PAC ID
2264532720
NPI enumeration date
April 19, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(970) 495-7000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
49
Medical school graduation
2003

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Annette Sorensen Vizena practices at UCHealth Poudre Valley Hospital in Fort Collins, Colorado

Dr. Vizena's primary practice is UCHealth Poudre Valley Hospital, at 1024 S Lemay Ave, Fort Collins, CO 80524 in Larimer County. The practice phone is (970) 495-7000.

Source: Dmand AI Affiliation Data

Dr. Annette Sorensen Vizena is affiliated with 4 sites of care and 1 medical group

Dr. Vizena's primary practice is UCHealth Poudre Valley Hospital in Fort Collins, Colorado, part of UCHealth. Dr. Vizena is also affiliated with UCHealth Medical Center of the Rockies. The medical group on file is Northern Colorado Anesthesia Professionals. Dmand AI also links Dr. Vizena to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Vizena

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Annette Sorensen Vizena's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Vizena practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCHealth Poudre Valley HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Annette Sorensen Vizena is one of 1,032 anesthesiologists in Colorado

Anesthesiology is Dr. Vizena's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Vizena is board certified in anesthesiology by the American Board of Anesthesiology. Dr. Vizena is licensed in Colorado.

Specialties and state licenses

  • Anesthesiology, ColoradoPrimaryLicense DR.0045383 · taxonomy 207L00000X

Anesthesiologists near Dr. Vizena

Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Annette Sorensen Vizena billed Medicare for 21 services in 2023

CMS data shows 21 Medicare services from Dr. Vizena across 1 procedure code in 2023, for 38 Medicare patients. Medicare paid $2,809 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202321
Medicare patients38
Paid by Medicare$2,809
Procedure codes1

Dr. Vizena's Medicare services by type, 2019 to 2023

  • 2019
  • 2023
Anesthesia
2019: 02023: 21
Imaging
2019: 142023: 0100%

Dr. Vizena compared with the Colorado median for anesthesiologists, 2023

  • Dr. Vizena
  • Colorado median
Medicare services
21vs 5360% below
Medicare patients
38vs 12670% below

Medians across 977 anesthesiologists in Colorado with Dmand AI profiles that report each measure.

Dr. Vizena's most billed Medicare procedure codes, 2023

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Need commercial claims for Dr. Vizena?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Vizena and other anesthesiologists in Colorado.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Annette Sorensen Vizena treated 38 Medicare patients in 2024, average age 72

CMS counts 38 Medicare patients who saw Dr. Vizena in 2024. The largest group is 75 to 84, with 15 patients. 75% of them have high blood pressure, and 74% have high cholesterol. Their average risk score is 1.70, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Vizena's median patient age at 74, with 62% women.

Medicare patients, 202438
Average age72
Average risk score1.70

Dr. Vizena's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Vizena's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol74%
  3. Arthritis53%
  4. Atrial fibrillation47%
  5. Ischemic heart disease45%
  6. Heart failure42%
  7. Chronic kidney disease37%
  8. Diabetes34%

Share of Medicare patients with each condition. A patient can have several.

Dr. Vizena's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women62%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

How Dr. Annette Sorensen Vizena takes part in Medicare

Dr. Vizena accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Annette Sorensen Vizena has 2 publications on record

Dmand AI links 2 papers to Dr. Vizena in 2024. Dr. Vizena's most frequent co-authors are Robert Alexander Meguid, MD, John D. Mitchell, MD and Simran Kaur Randhawa, MD.

Papers2

Dr. Vizena's most frequent co-authors

Recent publications by Dr. Vizena

See all 2 publications and co-authors

See who Dr. Vizena researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Vizena works with, so you can find a warm path to the right anesthesiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Annette Sorensen Vizena received $119 in industry payments from 2017 to 2020

CMS Open Payments shows 3 general payments to Dr. Vizena from 3 drug and device companies from 2017 to 2020. Food and beverage make up the largest share, 100% of the total. Halyard Health, Inc. paid the most, $87.

General payments to Dr. Vizena by program year, 2017 to 2020

Companies that paid Dr. Vizena the most, 2017 to 2020

Share is of all general payments to this clinician.

See all payments to Dr. Vizena

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Annette Sorensen Vizena graduated from Emory University School of Medicine

Dr. Vizena graduated from Emory University School of Medicine in 2003.

  1. Medical schoolEmory University School of Medicine
  2. Board certified in anesthesiologyAmerican Board of Anesthesiology

Source: Dmand AI Professional Profile Data

Sources for Dr. Annette Sorensen Vizena's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Annette Sorensen Vizena

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Annette Sorensen Vizena's NPI number?

Dr. Annette Sorensen Vizena's NPI number is 1104043330. It was assigned on April 19, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Annette Sorensen Vizena?

Dr. Annette Sorensen Vizena is an anesthesiologist in Fort Collins, Colorado. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).

Where does Dr. Annette Sorensen Vizena practice?

Dr. Vizena practices at 1024 S Lemay Ave, Fort Collins, CO 80524. Dr. Vizena's primary practice is UCHealth Poudre Valley Hospital in Fort Collins, Colorado, part of UCHealth. Dmand AI also links Dr. Vizena to 1 hospital and 1 group practice or clinic.

What is Dr. Annette Sorensen Vizena's office phone number?

The practice phone on file for Dr. Vizena is (970) 495-7000.

What is Dr. Annette Sorensen Vizena's medical license number?

Dr. Vizena holds Colorado license DR.0045383.

Which hospitals is Dr. Annette Sorensen Vizena affiliated with?

Dr. Vizena practices at UCHealth Poudre Valley Hospital in Fort Collins, Colorado. Dr. Vizena is also affiliated with UCHealth Medical Center of the Rockies. Dmand AI links Dr. Vizena to 1 more hospital.

What medical group is Dr. Annette Sorensen Vizena part of?

Dr. Vizena is linked to Northern Colorado Anesthesia Professionals.

Does Dr. Annette Sorensen Vizena accept Medicare?

Yes. CMS data shows Dr. Vizena billed Medicare for 21 services in 2023, and Dr. Vizena accepts Medicare assignment.

How many Medicare patients does Dr. Annette Sorensen Vizena see?

CMS counts 38 Medicare patients who saw Dr. Vizena in 2024, with an average age of 72.

Is Dr. Annette Sorensen Vizena board certified?

Yes. Dr. Vizena is board certified in anesthesiology by the American Board of Anesthesiology.

Show 6 more questionsShow fewer questions

What services does Dr. Annette Sorensen Vizena bill to Medicare?

In 2023, Dr. Vizena's most billed Medicare services were anesthesia (01922).

Where did Dr. Annette Sorensen Vizena go to medical school?

Dr. Vizena graduated from Emory University School of Medicine in 2003.

Has Dr. Annette Sorensen Vizena received payments from drug or device companies?

CMS Open Payments shows $119 in general payments to Dr. Vizena from 3 companies from 2017 to 2020. The largest total came from Halyard Health, Inc.

How long has Dr. Annette Sorensen Vizena been practicing?

Dr. Vizena graduated from medical school in 2003, 23 years ago.

Does Dr. Annette Sorensen Vizena do research?

Dmand AI links 2 publications to Dr. Vizena.

Who does Dr. Annette Sorensen Vizena publish with?

Dr. Vizena's most frequent co-authors are Robert Alexander Meguid, MD (2 shared papers), John D. Mitchell, MD (2 shared papers) and Simran Kaur Randhawa, MD (2 shared papers).

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