Dr. Jennifer Erin Tonneson, MD
- Medicare services, 2024
- 137
- Medicare patients, 2024
- 90
- Part D claims, 2024
- 48
- Publications
- 9
- MIPS score, 2024
- 99
- Practice address
- 3181 SW Sam Jackson Park Road, Portland, OR 97239
- Practice phone
- Call (503) 494-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tonneson's professional email, personal email and mobile number
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Dr. Jennifer Erin Tonneson is a general surgeon in Portland, Oregon
Dr. Tonneson practices at OHSU Hospital in Portland, Oregon, part of State of Oregon.
Dr. Tonneson's NPI, 1144512526, was assigned on May 4, 2011. Dr. Tonneson graduated from Geisel School of Medicine at Dartmouth in 2011. Dr. Tonneson holds New Hampshire license 25282.
- NPI
- 1144512526NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547560476
- NPI enumeration date
- May 4, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 494-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jennifer Erin Tonneson practices at OHSU Hospital in Portland, Oregon
Dr. Tonneson's primary practice is OHSU Hospital, at 3181 SW Sam Jackson Park Road, Portland, OR 97239 in Multnomah County. The practice phone is (503) 494-9000.
- OHSU Hospital3181 SW Sam Jackson Park Road, Portland, OR 97239 · Multnomah CountyPhone(503) 494-9000
Source: Dmand AI Affiliation Data
Dr. Jennifer Erin Tonneson is affiliated with 4 sites of care and 2 medical groups
Dr. Tonneson's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. Dr. Tonneson is also affiliated with Dartmouth Hitchcock Medical Center. The medical group on file is Dartmouth Hitchcock Medical Center. Dmand AI also links Dr. Tonneson to 1 more hospital, 1 clinical lab and 1 medical group, 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. Jennifer Erin Tonneson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tonneson practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OHSU Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across State of Oregon and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jennifer Erin Tonneson is one of 438 general surgeons in Oregon
Surgery is Dr. Tonneson's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Tonneson's licenses on file in 2 states: New Hampshire and Minnesota.
Specialties and state licenses
- Surgery, New HampshirePrimary
- Surgical oncology, Minnesota
General surgeons near Dr. Tonneson
Counts of general surgeons 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. Jennifer Erin Tonneson billed Medicare for 137 services in 2024
CMS data shows 137 Medicare services from Dr. Tonneson across 5 procedure codes in 2024, for 90 Medicare patients. Medicare paid $33,361 for them.
Dr. Tonneson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 122024: 75525%
- Office and hospital visits
- 2023: 492024: 6227%
- Imaging
- 2023: 152024: 0100%
Where Dr. Tonneson's Medicare services took place, 2024
- In an office139%
- In a facility12491%
Dr. Tonneson compared with the Oregon median for general surgeons, 2024
- Dr. Tonneson
- Oregon median
- Medicare services
- 137vs 8365% above
- Medicare patients
- 90vs 8210% above
- Part D claims
- 25vs 4747% below
Medians across 433 general surgeons in Oregon with Dmand AI profiles that report each measure.
Dr. Tonneson'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jennifer Erin Tonneson treated 90 Medicare patients in 2024, average age 72
CMS counts 90 Medicare patients who saw Dr. Tonneson in 2024. The largest group is 65 to 74, with 50 patients. 75% of them have cancer, and 60% have high blood pressure. Their average risk score is 0.90, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Tonneson's median patient age at 57, with 99% women.
Dr. Tonneson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Tonneson's Medicare patients, 2024
- Cancer75%
- High blood pressure60%
- High cholesterol53%
- Arthritis34%
- Osteoporosis27%
- Diabetes26%
- Mood disorders26%
- Depression23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tonneson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women99%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jennifer Erin Tonneson wrote 48 Medicare Part D claims in 2024
In 2024, Dr. Tonneson wrote 48 Medicare Part D claims for 30 patients. 100% of them were for generic drugs. CMS names the drug for 25 of them, across 1 drug with 11 or more claims each, at $180 in total drug cost. In 2020, CMS named 12 claims across 1 drug.
Dr. Tonneson's most prescribed drugs by claims, 2024
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. Tonneson's Part D claims, 2024
- Antibiotics23%11 of 48 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2020 to 2024
- 2020
- 2024
- Claims for drugs CMS names
- 2020: 122024: 25108%
Drugs named by CMS: 1 in 2024, 1 in 2020.
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. Jennifer Erin Tonneson scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Tonneson for performance year 2024, reported through an alternative payment model (APM). Dr. Tonneson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 55 procedures of mastectomy by Dr. Tonneson, more than 95% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Tonneson's MIPS scores, performance year 2024
- 99of 100Final score
- 84.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Tonneson ranks in Medicare procedure volume
- Mastectomy
- 95th percentile55 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Jennifer Erin Tonneson has 9 publications on record
Dmand AI links 9 papers to Dr. Tonneson, published from 2021 to 2023. 2021 was the busiest year, with 4. The most frequent topics are Breast Neoplasms, Neoadjuvant Therapy and COVID-19. Dr. Tonneson has published most often in Ann Surg Oncol. Dr. Tonneson's most frequent co-authors are Judy C. Boughey, MD, Diane Durgan, MD and Gretchen M. Ahrendt, MD.
Dr. Tonneson's papers by year, 2021 to 2023
Topics Dr. Tonneson writes about most
- Breast Neoplasms
- Neoadjuvant Therapy
- COVID-19
Dr. Tonneson's most frequent co-authors
- Judy C. Boughey, MD5 shared papers
- Diane Durgan, MD3 shared papers
- Gretchen M. Ahrendt, MD2 shared papers
Recent publications by Dr. Tonneson
J Surg Oncol
Ann Surg Oncol
Ann Surg Oncol
See who Dr. Tonneson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tonneson works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jennifer Erin Tonneson received $3,788 in industry payments from 2016 to 2023
CMS Open Payments shows 5 general payments to Dr. Tonneson from 2 drug and device companies from 2016 to 2023. Travel and lodging make up the largest share, 56% of the total. Endomagnetics Ltd paid the most, $3,717.
General payments to Dr. Tonneson by program year, 2016 to 2023
General payments to Dr. Tonneson by kind, 2016 to 2023
- Travel and lodging$2,10556%
- Food and beverage$1,33335%
- Entertainment$2797%
- Education$712%
Companies that paid Dr. Tonneson the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jennifer Erin Tonneson graduated from Geisel School of Medicine at Dartmouth
Dr. Tonneson graduated from Geisel School of Medicine at Dartmouth in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jennifer Erin Tonneson'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 | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Jennifer Erin Tonneson
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. Jennifer Erin Tonneson's NPI number?
Dr. Jennifer Erin Tonneson's NPI number is 1144512526. It was assigned on May 4, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Jennifer Erin Tonneson?
Dr. Jennifer Erin Tonneson is a general surgeon in Portland, Oregon. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Jennifer Erin Tonneson practice?
Dr. Tonneson practices at 3181 SW Sam Jackson Park Road, Portland, OR 97239. Dr. Tonneson's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. Dmand AI also links Dr. Tonneson to 1 hospital, 1 clinical lab and 1 medical group.
What is Dr. Jennifer Erin Tonneson's office phone number?
The practice phone on file for Dr. Tonneson is (503) 494-9000.
What is Dr. Jennifer Erin Tonneson's medical license number?
Dr. Tonneson holds New Hampshire license 25282, one of the licenses on file in 2 states.
Which states has Dr. Jennifer Erin Tonneson been licensed in?
Dmand AI has state licenses on file for Dr. Tonneson in New Hampshire and Minnesota.
Which hospitals is Dr. Jennifer Erin Tonneson affiliated with?
Dr. Tonneson practices at OHSU Hospital in Portland, Oregon. Dr. Tonneson is also affiliated with Dartmouth Hitchcock Medical Center. Dmand AI links Dr. Tonneson to 1 more hospital.
What medical group is Dr. Jennifer Erin Tonneson part of?
Dr. Tonneson is linked to Dartmouth Hitchcock Medical Center. Dmand AI links Dr. Tonneson to 1 more medical group.
Does Dr. Jennifer Erin Tonneson accept Medicare?
Yes. CMS data shows Dr. Tonneson billed Medicare for 137 services in 2024, and Dr. Tonneson accepts Medicare assignment.
What is Dr. Jennifer Erin Tonneson's MIPS score?
Dr. Tonneson's MIPS final score for performance year 2024 is 99 out of 100, reported through an alternative payment model (APM).
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Jennifer Erin Tonneson see?
CMS counts 90 Medicare patients who saw Dr. Tonneson in 2024, with an average age of 72.
What services does Dr. Jennifer Erin Tonneson bill to Medicare?
In 2024, Dr. Tonneson's most billed Medicare services were office visit, new patient (99205), surgery: skin and soft tissue (19301) and surgery: blood and lymph system (38525).
Where did Dr. Jennifer Erin Tonneson go to medical school?
Dr. Tonneson graduated from Geisel School of Medicine at Dartmouth in 2011.
What drugs does Dr. Jennifer Erin Tonneson prescribe most?
In 2024 Medicare Part D data, Dr. Tonneson's most prescribed drugs by claims were Letrozole.
Has Dr. Jennifer Erin Tonneson received payments from drug or device companies?
CMS Open Payments shows $3,788 in general payments to Dr. Tonneson from 2 companies from 2016 to 2023. The largest total came from Endomagnetics Ltd.
How long has Dr. Jennifer Erin Tonneson been practicing?
Dr. Tonneson graduated from medical school in 2011, 15 years ago.
Does Dr. Jennifer Erin Tonneson do research?
Dmand AI links 9 publications to Dr. Tonneson, published from 2021 to 2023.
Who does Dr. Jennifer Erin Tonneson publish with?
Dr. Tonneson's most frequent co-authors are Judy C. Boughey, MD (5 shared papers), Diane Durgan, MD (3 shared papers) and Gretchen M. Ahrendt, MD (2 shared papers).
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