Ronon E. O'Neill, PA-C
- Medicare patients, 2024
- 94
- Part D claims, 2024
- 188
- Hospital affiliations
- 5
- Industry payments
- $35
- Medical group
- 1
- Practice address
- 700 South Park St, Madison, WI 53715
- Practice phone
- Call (608) 251-6100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Ronon O'Neill'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.
Ronon E. O'Neill is a physician assistant in Madison, Wisconsin
Ronon O'Neill practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care.
Ronon O'Neill's NPI, 1144278110, was assigned on May 4, 2006. Ronon O'Neill holds Wisconsin license 1652-023.
- NPI
- 1144278110NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365423183
- NPI enumeration date
- May 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (608) 251-6100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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)
Ronon E. O'Neill practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin
Ronon O'Neill's primary practice is SSM Health St. Mary's Hospital - Madison, at 700 South Park St, Madison, WI 53715 in Dane County. The practice phone is (608) 251-6100.
- SSM Health St. Mary's Hospital - Madison700 South Park St, Madison, WI 53715 · Dane CountyPhone(608) 251-6100
Source: Dmand AI Affiliation Data
Ronon E. O'Neill is affiliated with 5 sites of care and 1 medical group
Ronon O'Neill's primary practice is SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care. Ronon O'Neill is also affiliated with SSM Health St. Clare Hospital - Baraboo. The medical group on file is SSM Health Dean Medical Group. Dmand AI also links Ronon O'Neill to 3 more hospitals, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Ronon E. O'Neill's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ronon O'Neill practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SSM Health St. Mary's Hospital - Madison | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Ronon E. O'Neill is one of 3,127 physician assistants in Wisconsin
Physician assistant is Ronon O'Neill's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Ronon O'Neill is licensed in Wisconsin.
Specialties and state licenses
- Physician assistant, WisconsinPrimary
Physician assistants near Ronon O'Neill
Counts of physician assistants 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
Ronon E. O'Neill treated 94 Medicare patients in 2024, average age 73
CMS counts 94 Medicare patients who saw Ronon O'Neill in 2024. The largest group is 65 to 74, with 41 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Ronon O'Neill's median patient age at 66, with 50% women.
Ronon O'Neill's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Ronon O'Neill's Medicare patients by sex, 2024
- Women4851%
- Men4649%
Chronic conditions among Ronon O'Neill's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Arthritis57%
- Diabetes29%
- Mood disorders28%
- Anxiety27%
- Depression26%
- Ischemic heart disease26%
Share of Medicare patients with each condition. A patient can have several.
Ronon O'Neill's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ronon E. O'Neill wrote 188 Medicare Part D claims in 2024
In 2024, Ronon O'Neill wrote 188 Medicare Part D claims for 93 patients. 99% of them were for generic drugs.
Ronon O'Neill's Part D claims by kind of drug, 2024
- Generic186 claims99%
- Brand-name and other2 claims1%
Drug classes CMS tracks in Ronon O'Neill's Part D claims, 2024
- Opioids51%95 of 188 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Ronon E. O'Neill offers telehealth to Medicare patients
Ronon O'Neill accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Ronon O'Neill as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Ronon E. O'Neill received $35 in industry payments in 2025
CMS Open Payments shows 1 general payment to Ronon O'Neill from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $35.
Companies that paid Ronon O'Neill the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Ronon E. O'Neill'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Ronon E. O'Neill
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ronon E. O'Neill's NPI number?
Ronon E. O'Neill's NPI number is 1144278110. It was assigned on May 4, 2006, and it is active in the NPI Registry.
What does Ronon E. O'Neill specialize in?
Ronon E. O'Neill is a physician assistant in Madison, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Ronon E. O'Neill practice?
Ronon O'Neill practices at 700 South Park St, Madison, WI 53715. Ronon O'Neill's primary practice is SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care. Dmand AI also links Ronon O'Neill to 3 hospitals.
What is Ronon E. O'Neill's office phone number?
The practice phone on file for Ronon O'Neill is (608) 251-6100.
What is Ronon E. O'Neill's medical license number?
Ronon O'Neill holds Wisconsin license 1652-023.
Which hospitals is Ronon E. O'Neill affiliated with?
Ronon O'Neill practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin. Ronon O'Neill is also affiliated with SSM Health St. Clare Hospital - Baraboo. Dmand AI links Ronon O'Neill to 3 more hospitals.
What medical group is Ronon E. O'Neill part of?
Ronon O'Neill is linked to SSM Health Dean Medical Group.
Does Ronon E. O'Neill accept Medicare?
Yes. CMS lists Ronon O'Neill as accepting Medicare assignment.
Does Ronon E. O'Neill offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Ronon O'Neill as offering telehealth services.
How many Medicare patients does Ronon E. O'Neill see?
CMS counts 94 Medicare patients who saw Ronon O'Neill in 2024, with an average age of 73.
Has Ronon E. O'Neill received payments from drug or device companies?
CMS Open Payments shows $35 in general payments to Ronon O'Neill from 1 company from 2025 to 2025. The largest total came from Medtronic, Inc.
How long has Ronon E. O'Neill been practicing?
Ronon O'Neill graduated from medical school in 2003, 23 years ago.
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