Ronon E. O'Neill, PA-C
Physician Assistant · Madison, WI
Ronon E. O'Neill, PA-C is a physician assistant with a practice address in Madison, Wisconsin, and NPI 1144278110, issued on May 4, 2006. Check the license (Wisconsin 1652-023, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ronon E. O'Neill
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1652-023 WI
Self-reported in NPPES; status is on the state search - Practice location
- 700 S Park St Ste A, Madison, WI 53715
- Phone
- (608) 260-2900
- Enumerated
- May 4, 2006
- Record last updated
- Oct 27, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (608) 260-3447
- Medicaid ID
- 1144278110 WI
- Medicare enrollment
- Enrolled (PECOS I20040527000645); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,475 in Wisconsin → Look up another NPI →
Also registered at 700 S Park St Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ronon E. O'Neill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 1652-023Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average physician assistant in 2024
188 Medicare Part D claims for 93 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 95 claims were for opioids.
Most prescribed
- Oxycodone Hcl60 claims
- Methocarbamol28 claims
- Hydrocodone-Acetaminophen18 claims
- Gabapentin14 claims
- Tramadol Hcl13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $132.42
2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Dean Health Systems IncMadison, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ronon E. O'Neill among 3,475 physician assistant records in Wisconsin
Ronon E. O'Neill, PA-C is one of 3,475 physician assistant records with a practice address in Wisconsin. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 76% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2003 · median 2016 among the 2,491 with a school on file
- Record last updated2020 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
396 physician assistant records list a practice address in Madison
They are 396 of the 15,014 NPPES records with a practice address in Madison, and 3,475 physician assistant records in Wisconsin.
All 3,475 in Wisconsin → Every provider in Madison → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Michelle Adler-Gronski, PA-CMadison, WI 537151265499487
- Carey Bernards, PA CMadison, WI 537151578527164
- Scott Bilse, PA-CMadison, WI 537151245297944
- Patti Cartier-Neely, PA-CMadison, WI 537151972560027
- Justin Corbit, PA-CMadison, WI 537151821055591
- Owen Doran, PA-CMadison, WI 537151255396941
- Diana Dupont, PA CMadison, WI 537151144297383
- Paul Gavins, PA-CMadison, WI 537151952308272
Common questions
What is Ronon E. O'Neill, PA-C's NPI number?
Ronon E. O'Neill, PA-C's National Provider Identifier (NPI) is 1144278110, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronon E. O'Neill, PA-C located?
The NPPES record lists a practice address at 700 S Park St Ste A, Madison, WI, 53715. Phone: (608) 260-2900. Providers update this record themselves, so call before visiting.
How can I verify Ronon E. O'Neill, PA-C's license?
NPPES lists Wisconsin license number 1652-023, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Ronon E. O'Neill, PA-C prescribe under Medicare Part D?
In 2024, Ronon E. O'Neill, PA-C had 188 Medicare Part D claims for 93 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.