Dr. Margaret N. Dornseif, MD
- Hospital affiliations
- 2
- Industry payments
- $22
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2013
- Practice address
- 1719 E 19th Ave, Denver, CO 80218
- Practice phone
- Call (303) 839-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dornseif's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Margaret N. Dornseif is an anesthesiologist in Denver, Colorado
Dr. Dornseif practices at HCA HealthONE Presbyterian St. Luke's in Denver, Colorado, part of HCA Healthcare.
Dr. Dornseif's NPI, 1063857761, was assigned on May 8, 2013. Dr. Dornseif graduated from University of Colorado School of Medicine, Denver in 2013. Dr. Dornseif holds Colorado license DR.0057902.
- NPI
- 1063857761NPI Registry (opens in a new tab)
- NPI enumeration date
- May 8, 2013
- NPI status
- Active
- Practice phone
- (303) 839-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Margaret N. Dornseif practices at HCA HealthONE Presbyterian St. Luke's in Denver, Colorado
Dr. Dornseif's primary practice is HCA HealthONE Presbyterian St. Luke's, at 1719 E 19th Ave, Denver, CO 80218 in Denver County. The practice phone is (303) 839-6000.
- HCA HealthONE Presbyterian St. Luke's1719 E 19th Ave, Denver, CO 80218 · Denver CountyPhone(303) 839-6000
Source: Dmand AI Affiliation Data
Dr. Margaret N. Dornseif is affiliated with 3 sites of care and 1 medical group
Dr. Dornseif's primary practice is HCA HealthONE Presbyterian St. Luke's in Denver, Colorado, part of HCA Healthcare. The medical group on file is Colorado Permanente Medical Group. Dmand AI also links Dr. Dornseif to 1 more hospital and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Margaret N. Dornseif's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dornseif practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| HCA HealthONE Presbyterian St. Luke's | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Margaret N. Dornseif is one of 1,032 anesthesiologists in Colorado
Anesthesiology is Dr. Dornseif's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Dornseif is licensed in Colorado.
Specialties and state licenses
- Anesthesiology, ColoradoPrimary
Anesthesiologists near Dr. Dornseif
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. Margaret N. Dornseif's patients have a median age of 51
Across all payers, Dmand AI patient panel data puts Dr. Dornseif's median patient age at 51, with 55% women.
Dr. Dornseif's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women55%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Margaret N. Dornseif received $22 in industry payments in 2020
CMS Open Payments shows 1 general payment to Dr. Dornseif from 1 drug or device company in 2020. Food and beverage make up the largest share, 100% of the total. Pacira Pharmaceuticals Incorporated paid the most, $22.
Companies that paid Dr. Dornseif the most, 2020 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Margaret N. Dornseif graduated from University of Colorado School of Medicine, Denver
Dr. Dornseif graduated from University of Colorado School of Medicine, Denver in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Margaret N. Dornseif's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Margaret N. Dornseif
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. Margaret N. Dornseif's NPI number?
Dr. Margaret N. Dornseif's NPI number is 1063857761. It was assigned on May 8, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Margaret N. Dornseif?
Dr. Margaret N. Dornseif is an anesthesiologist in Denver, Colorado. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Margaret N. Dornseif practice?
Dr. Dornseif practices at 1719 E 19th Ave, Denver, CO 80218. Dr. Dornseif's primary practice is HCA HealthONE Presbyterian St. Luke's in Denver, Colorado, part of HCA Healthcare. Dmand AI also links Dr. Dornseif to 1 hospital and 1 ambulatory surgery center.
What is Dr. Margaret N. Dornseif's office phone number?
The practice phone on file for Dr. Dornseif is (303) 839-6000.
What is Dr. Margaret N. Dornseif's medical license number?
Dr. Dornseif holds Colorado license DR.0057902.
Which hospitals is Dr. Margaret N. Dornseif affiliated with?
Dr. Dornseif practices at HCA HealthONE Presbyterian St. Luke's in Denver, Colorado. Dmand AI links Dr. Dornseif to 1 more hospital.
What medical group is Dr. Margaret N. Dornseif part of?
Dr. Dornseif is linked to Colorado Permanente Medical Group.
Where did Dr. Margaret N. Dornseif go to medical school?
Dr. Dornseif graduated from University of Colorado School of Medicine, Denver in 2013.
Has Dr. Margaret N. Dornseif received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to Dr. Dornseif from 1 company from 2020 to 2020. The largest total came from Pacira Pharmaceuticals Incorporated.
How long has Dr. Margaret N. Dornseif been practicing?
Dr. Dornseif graduated from medical school in 2013, 13 years ago.
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