J Grad Med Educ
Internship and Residency
Dr. Anna Maguire Nelson, MD, PhD
NPI1477829216
- Medicare services, 2024
- 287
- Medicare patients, 2024
- 174
- Part D claims, 2024
- 96
- Publications
- 4
- MIPS score, 2024
- 97
- Practice address
- 2801 N Gantenbein Avenue, Portland, OR 97227
- Practice phone
- Call (503) 413-2200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nelson's professional email, personal email and mobile number
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Dr. Anna Maguire Nelson is an emergency medicine physician in Portland, Oregon
Dr. Nelson practices at Legacy Emanuel Medical Center in Portland, Oregon, part of Legacy Health.
Dr. Nelson's NPI, 1477829216, was assigned on March 27, 2012. Dr. Nelson graduated from University of Colorado School of Medicine, Denver in 2012. Dr. Nelson holds Oregon license MD172414.
NPI and contact details
- NPI
- 1477829216NPI Registry (opens in a new tab)
- NPI enumeration date
- March 27, 2012
- NPI status
- Active
- Practice phone
- (503) 413-2200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Anna Maguire Nelson practices at Legacy Emanuel Medical Center in Portland, Oregon
Dr. Nelson's primary practice is Legacy Emanuel Medical Center, at 2801 N Gantenbein Avenue, Portland, OR 97227 in Multnomah County. The practice phone is (503) 413-2200.
- Legacy Emanuel Medical Center2801 N Gantenbein Avenue, Portland, OR 97227 · Multnomah CountyPhone(503) 413-2200
Source: Dmand AI Affiliation Data
Dr. Anna Maguire Nelson is affiliated with 3 sites of care and 4 medical groups
Dr. Nelson's primary practice is Legacy Emanuel Medical Center in Portland, Oregon, part of Legacy Health. The medical group on file is Hillsboro Medical Center (Tuality Healthcare). Dmand AI also links Dr. Nelson to 3 more medical groups, 1 clinical lab and 1 therapy and rehab clinic, each named with a free account.
Hillsboro Medical Center (Tuality Healthcare)3 medical groupsNames with a free account1 clinical labName with a free account1 therapy and rehab clinicName with a free account
See all 7 affiliations for Dr. NelsonSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Anna Maguire Nelson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nelson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Legacy Emanuel Medical Center | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Anna Maguire Nelson is one of 962 emergency medicine physicians in Oregon
Emergency medicine is Dr. Nelson's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Nelson is licensed in Oregon.
Specialties and state licenses
- Emergency medicine, OregonPrimary
Emergency medicine physicians near Dr. Nelson
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
962emergency medicine physicians in Oregon261emergency medicine physicians in Portland20emergency medicine physicians at Legacy Emanuel Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Anna Maguire Nelson billed Medicare for 287 services in 2024
CMS data shows 287 Medicare services from Dr. Nelson across 6 procedure codes in 2024, for 174 Medicare patients. Medicare paid $21,895 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024287
Medicare patients174
Paid by Medicare$21,895
Procedure codes6
Dr. Nelson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2002024: 17114%
- Tests and treatments
- 2023: 872024: 915%
- Imaging
- 2023: 202024: 2525%
Dr. Nelson compared with the Oregon median for emergency medicine physicians, 2024
- Dr. Nelson
- Oregon median
- Medicare services
- 287vs 17762% above
- Medicare patients
- 174vs 181Close to median
- Part D claims
- 13vs 4973% below
Medians across 1,000 emergency medicine physicians in Oregon with Dmand AI profiles that report each measure.
Dr. Nelson's most billed Medicare procedure codes, 2024
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nelson and other emergency medicine physicians in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Anna Maguire Nelson treated 174 Medicare patients in 2024, average age 69
CMS counts 174 Medicare patients who saw Dr. Nelson in 2024. The largest group is under 65, with 56 patients. 71% of them have high blood pressure, and 57% have high cholesterol. 51% are also on Medicaid. Their average risk score is 2.18, 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. Nelson's median patient age at 46, with 51% women.
Medicare patients, 2024174
Average age69
Average risk score2.18
Also on Medicaid51%
Dr. Nelson's Medicare patients by age, 2024
Dr. Nelson's Medicare patients by sex, 2024
- Women8951%
- Men8549%
Chronic conditions among Dr. Nelson's Medicare patients, 2024
- High blood pressure71%
- High cholesterol57%
- Mood disorders43%
- Anxiety42%
- Arthritis40%
- Diabetes37%
- Depression34%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nelson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Anna Maguire Nelson wrote 96 Medicare Part D claims in 2024
In 2024, Dr. Nelson wrote 96 Medicare Part D claims for 69 patients. 94% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $859 in total drug cost.
Part D claims, 202496
Drugs named by CMS1
Total drug cost$859
Part D patients69
Dr. Nelson's Part D claims by kind of drug, 2024
- Generic90 claims94%
- Brand-name and other6 claims6%
Dr. Nelson's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Nelson's Part D claims, 2024
- Antibiotics38%36 of 96 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Anna Maguire Nelson scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Nelson for performance year 2024, reported as part of a group.
Dr. Nelson's MIPS scores, performance year 2024
- 97of 100Final score
- 84.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Anna Maguire Nelson has 4 publications on record
Dmand AI links 4 papers to Dr. Nelson, published from 2015 to 2021. Dr. Nelson's most frequent co-authors are Rachel Rose Bengtzen, MD, Dowin Hugh Boatright, MD and Holly Ann Caretta-Weyer, MD.
Papers4
Years published2015 to 2021
Dr. Nelson's papers by year, 2015 to 2021
Dr. Nelson's most frequent co-authors
- Rachel Rose Bengtzen, MD1 shared paper
- Dowin Hugh Boatright, MD1 shared paper
- Holly Ann Caretta-Weyer, MD1 shared paper
Recent publications by Dr. Nelson
West J Emerg Med
Emergency Service, HospitalFocus GroupsMedical Staff, Hospital
See who Dr. Nelson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nelson works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Anna Maguire Nelson received $139 in industry payments from 2016 to 2018
CMS Open Payments shows 2 general payments to Dr. Nelson from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Ethicon Inc. paid the most, $123.
General payments to Dr. Nelson by program year, 2016 to 2018
Companies that paid Dr. Nelson the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Anna Maguire Nelson graduated from University of Colorado School of Medicine, Denver
Dr. Nelson graduated from University of Colorado School of Medicine, Denver in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Anna Maguire Nelson'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Anna Maguire Nelson
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. Anna Maguire Nelson's NPI number?
Dr. Anna Maguire Nelson's NPI number is 1477829216. It was assigned on March 27, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Anna Maguire Nelson?
Dr. Anna Maguire Nelson is an emergency medicine physician in Portland, Oregon. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Anna Maguire Nelson practice?
Dr. Nelson practices at 2801 N Gantenbein Avenue, Portland, OR 97227. Dr. Nelson's primary practice is Legacy Emanuel Medical Center in Portland, Oregon, part of Legacy Health. Dmand AI also links Dr. Nelson to 3 medical groups, 1 clinical lab and 1 therapy and rehab clinic.
What is Dr. Anna Maguire Nelson's office phone number?
The practice phone on file for Dr. Nelson is (503) 413-2200.
What is Dr. Anna Maguire Nelson's medical license number?
Dr. Nelson holds Oregon license MD172414.
Which hospitals is Dr. Anna Maguire Nelson affiliated with?
Dr. Nelson practices at Legacy Emanuel Medical Center in Portland, Oregon.
What medical group is Dr. Anna Maguire Nelson part of?
Dr. Nelson is linked to Hillsboro Medical Center (Tuality Healthcare). Dmand AI links Dr. Nelson to 3 more medical groups.
Does Dr. Anna Maguire Nelson accept Medicare?
Yes. CMS data shows Dr. Nelson billed Medicare for 287 services in 2024.
What is Dr. Anna Maguire Nelson's MIPS score?
Dr. Nelson's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Dr. Anna Maguire Nelson see?
CMS counts 174 Medicare patients who saw Dr. Nelson in 2024, with an average age of 69.
Show 7 more questionsShow fewer questions
What services does Dr. Anna Maguire Nelson bill to Medicare?
In 2024, Dr. Nelson's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Anna Maguire Nelson go to medical school?
Dr. Nelson graduated from University of Colorado School of Medicine, Denver in 2012.
What drugs does Dr. Anna Maguire Nelson prescribe most?
In 2016 Medicare Part D data, Dr. Nelson's most prescribed drugs by claims were Dilantin.
Has Dr. Anna Maguire Nelson received payments from drug or device companies?
CMS Open Payments shows $139 in general payments to Dr. Nelson from 2 companies from 2016 to 2018. The largest total came from Ethicon Inc.
How long has Dr. Anna Maguire Nelson been practicing?
Dr. Nelson graduated from medical school in 2012, 14 years ago.
Does Dr. Anna Maguire Nelson do research?
Dmand AI links 4 publications to Dr. Nelson, published from 2015 to 2021.
Who does Dr. Anna Maguire Nelson publish with?
Dr. Nelson's most frequent co-authors are Rachel Rose Bengtzen, MD (1 shared paper), Dowin Hugh Boatright, MD (1 shared paper) and Holly Ann Caretta-Weyer, MD (1 shared paper).
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