Dr. Jon A. Arnason, MD
- Medicare services, 2024
- 1,074
- Medicare patients, 2024
- 400
- Part D claims, 2024
- 3,215
- Publications
- 11
- Clinical trials
- 1
- Practice address
- 600 Highland Ave, Madison, WI 53792
- Practice phone
- Call (608) 265-1978
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Health Services - Madison (Highland Ave)
College / University Student Health · Madison, Wisconsin
Find Dr. Arnason'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. Jon A. Arnason is a rheumatologist in Madison, Wisconsin
Dr. Arnason practices at University Health Services - Madison (Highland Ave) in Madison, Wisconsin.
Dr. Arnason's NPI, 1265760433, was assigned on November 30, 2009. Dr. Arnason graduated from University of Iceland in 1987. Dr. Arnason's Wisconsin license number on file is 33052.
- NPI
- 1265760433NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628111580
- NPI enumeration date
- November 30, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (608) 265-1978
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jon A. Arnason practices at University Health Services - Madison (Highland Ave) in Madison, Wisconsin
Dr. Arnason's primary practice is University Health Services - Madison (Highland Ave), at 600 Highland Ave, Madison, WI 53792. The practice phone is (608) 265-1978.
- University Health Services - Madison (Highland Ave)600 Highland Ave, Madison, WI 53792Phone(608) 265-1978
Source: Dmand AI Affiliation Data
Dr. Jon A. Arnason is affiliated with 7 sites of care and 1 medical group
Dr. Arnason's primary practice is University Health Services - Madison (Highland Ave) in Madison, Wisconsin. Dr. Arnason is also affiliated with University Hospital. The medical group on file is UW Health. Dmand AI also links Dr. Arnason to 4 more hospitals and 1 group practice or clinic, each named with a free account. Dr. Arnason's employer is on file too: a school & student health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jon A. Arnason's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Arnason practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Health Services - Madison (Highland Ave) | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jon A. Arnason is one of 138 rheumatologists in Wisconsin
Rheumatology is Dr. Arnason's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Arnason is board certified in rheumatology by the American Board of Internal Medicine. Dr. Arnason has a license on file in Wisconsin.
Specialties and state licenses
- Rheumatology, WisconsinPrimary
Clinical focus
Dmand AI lists arteritis, arthritis, gout, joint arthropathy, joint pain, lupus, muscle disease and muscle pain, fibromyalgia, and limb pain among the conditions Dr. Arnason treats.
Rheumatologists near Dr. Arnason
Counts of rheumatologists 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. Jon A. Arnason billed Medicare for 1,074 services in 2024
CMS data shows 1,074 Medicare services from Dr. Arnason across 10 procedure codes in 2024, for 400 Medicare patients. Medicare paid $34,742 for them. Every service was in an office.
Dr. Arnason's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5972024: 53910%
- Other services
- 2023: 02024: 270
- Surgery
- 2023: 1492024: 19229%
- Lab and pathology
- 2023: 972024: 4554%
- Imaging
- 2023: 322024: 2813%
Dr. Arnason compared with the Wisconsin median for rheumatologists, 2024
- Dr. Arnason
- Wisconsin median
- Medicare services
- 1,074vs 5142.1 times
- Medicare patients
- 400vs 1992.0 times
- Part D claims
- 3,105vs 1,0403.0 times
Medians across 143 rheumatologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Arnason'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.
Need commercial claims for Dr. Arnason?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Arnason and other rheumatologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jon A. Arnason treated 400 Medicare patients in 2024, average age 71
CMS counts 400 Medicare patients who saw Dr. Arnason in 2024. The largest group is 65 to 74, with 192 patients. 75% of them have arthritis, and 69% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Arnason's median patient age at 67, with 65% women.
Dr. Arnason's Medicare patients by age, 2024
Dr. Arnason's Medicare patients by sex, 2024
- Women26366%
- Men13734%
Chronic conditions among Dr. Arnason's Medicare patients, 2024
- Arthritis75%
- High blood pressure69%
- High cholesterol57%
- Osteoporosis25%
- Chronic kidney disease24%
- Mood disorders24%
- Anxiety23%
- Depression22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Arnason's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women65%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jon A. Arnason wrote 3,215 Medicare Part D claims in 2024
In 2024, Dr. Arnason wrote 3,215 Medicare Part D claims for 431 patients. 84% of them were for generic drugs. CMS names the drug for 3,105 of them, across 44 drugs with 11 or more claims each, at $2,525,396 in total drug cost. In 2023, CMS named 3,162 claims across 40 drugs.
Dr. Arnason's Part D claims by kind of drug, 2024
- Generic2,695 claims84%
- Brand-name520 claims16%
Dr. Arnason'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. Arnason's Part D claims, 2024
- Opioids3%81 of 3,215 claims
- Antibiotics1%21 of 3,215 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3,1622024: 3,1052%
Drugs named by CMS: 44 in 2024, 40 in 2023.
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. Jon A. Arnason scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Arnason for performance year 2024, reported as part of a group. Dr. Arnason accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Arnason as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Arnason's MIPS scores, performance year 2024
- 83of 100Final score
- 87.8of 100Quality
- 77of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Jon A. Arnason has 11 publications on record
Dmand AI links 11 papers to Dr. Arnason, published from 2005 to 2023. The most frequent topics are Immunoglobulin A, Immunoglobulin G and Arthritis, Rheumatoid. Dr. Arnason has published most often in J Clin Rheumatol. Dr. Arnason's most frequent co-authors are Christie M. Bartels, MD, Heather M. Johnson, MD and Lauren Rene Johnson, MD.
Topics Dr. Arnason writes about most
- Immunoglobulin A
- Immunoglobulin G
- Arthritis, Rheumatoid
- Bone Diseases, Metabolic
- Rheumatoid Factor
Dr. Arnason's most frequent co-authors
- Christie M. Bartels, MD1 shared paper
- Heather M. Johnson, MD1 shared paper
- Lauren Rene Johnson, MD1 shared paper
Recent publications by Dr. Arnason
Osteoporos Int
J Clin Rheumatol
See who Dr. Arnason researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Arnason works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jon A. Arnason has worked on 1 clinical trial
Dmand AI links Dr. Arnason to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Lymphoma, B-Cell and Lymphoma, Non-Hodgkin. Open Payments lists research payments to Dr. Arnason that name 1 trial.
Conditions in Dr. Arnason's trials
- Lymphoma, B-Cell
- Lymphoma, Non-Hodgkin
Investigators on the most trials with Dr. Arnason
- John Nathan Allan, MD1 shared trial
- Rajat Bannerji, MD, PhD1 shared trial
- Nehal Jagdish Lakhani, MD1 shared trial
Recent clinical trials with Dr. Arnason
A Study to Learn How Safe and Tolerable Odronextamab and Cemiplimab Are in Adult Patients With B-cell Malignancies (opens in a new tab)
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Jon A. Arnason received $340 in industry payments in 2016
CMS Open Payments shows 4 general payments to Dr. Arnason from 2 drug and device companies in 2016. Consulting fees make up the largest share, 59% of the total. Merck Sharp & Dohme Corporation paid the most, $200. It also lists 3 research payments totaling $160 in 2016, naming 1 clinical trial.
General payments to Dr. Arnason by kind, 2016 to 2016
- Consulting fees$20059%
- Food and beverage$14041%
Companies that paid Dr. Arnason the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jon A. Arnason has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Arnason, most recently ACP Fellow in 2012.
Awards and honors for Dr. Arnason
- 2012
- ACP Fellow
- 2000
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Jon A. Arnason graduated from University of Iceland
Dr. Arnason graduated from University of Iceland in 1987. Dr. Arnason is a member of ACP and ACR.
- Medical school
- Board certified in rheumatology
- Board certified in musculoskeletal ultrasound
Source: Dmand AI Professional Profile Data
Dr. Jon A. Arnason accepts plans from 20 insurance carriers
Dr. Arnason is in network with 20 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Humana
- +12 more carriersWith a free account
Plan types Dr. Arnason accepts, by number of carriers
- HMO11
- PPO10
- Medicare9
- POS5
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Jon A. Arnason'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Jon A. Arnason
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. Jon A. Arnason's NPI number?
Dr. Jon A. Arnason's NPI number is 1265760433. It was assigned on November 30, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Jon A. Arnason?
Dr. Jon A. Arnason is a rheumatologist in Madison, Wisconsin. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Jon A. Arnason practice?
Dr. Arnason practices at 600 Highland Ave, Madison, WI 53792. Dr. Arnason's primary practice is University Health Services - Madison (Highland Ave) in Madison, Wisconsin. Dmand AI also links Dr. Arnason to 4 hospitals and 1 group practice or clinic.
What is Dr. Jon A. Arnason's office phone number?
The practice phone on file for Dr. Arnason is (608) 265-1978.
What is Dr. Jon A. Arnason's medical license number?
Dr. Arnason's Wisconsin license number on file is 33052.
Which hospitals is Dr. Jon A. Arnason affiliated with?
Dr. Arnason is affiliated with University Hospital. Dmand AI links Dr. Arnason to 4 more hospitals.
What medical group is Dr. Jon A. Arnason part of?
Dr. Arnason is linked to UW Health.
Does Dr. Jon A. Arnason accept Medicare?
Yes. CMS data shows Dr. Arnason billed Medicare for 1,074 services in 2024, and Dr. Arnason accepts Medicare assignment.
Does Dr. Jon A. Arnason offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Arnason as offering telehealth services.
What is Dr. Jon A. Arnason's MIPS score?
Dr. Arnason's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Jon A. Arnason see?
CMS counts 400 Medicare patients who saw Dr. Arnason in 2024, with an average age of 71.
Is Dr. Jon A. Arnason board certified?
Yes. Dr. Arnason is board certified in rheumatology by the American Board of Internal Medicine.
What services does Dr. Jon A. Arnason bill to Medicare?
In 2024, Dr. Arnason's most billed Medicare services were office visit, established patient (99213), medicare service (G2211) and office visit, established patient (99214).
Where did Dr. Jon A. Arnason go to medical school?
Dr. Arnason graduated from University of Iceland in 1987.
What drugs does Dr. Jon A. Arnason prescribe most?
In 2024 Medicare Part D data, Dr. Arnason's most prescribed drugs by claims were Methotrexate, Hydroxychloroquine Sulfate and Prednisone.
Has Dr. Jon A. Arnason received payments from drug or device companies?
CMS Open Payments shows $340 in general payments to Dr. Arnason from 2 companies from 2016 to 2016. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Jon A. Arnason been practicing?
Dr. Arnason graduated from medical school in 1987, 39 years ago.
Does Dr. Jon A. Arnason do research?
Dmand AI links 11 publications to Dr. Arnason, published from 2005 to 2023. Dr. Arnason has worked on 1 clinical trial.
Who does Dr. Jon A. Arnason publish with?
Dr. Arnason's most frequent co-authors are Christie M. Bartels, MD (1 shared paper), Heather M. Johnson, MD (1 shared paper) and Lauren Rene Johnson, MD (1 shared paper).
What insurance does Dr. Jon A. Arnason accept?
Dr. Arnason is in network with 20 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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