Thaddeus P. O'Neill, MD
Plastic Surgery Physician · Sheboygan, WI
Thaddeus P. O'Neill, MD is a plastic surgery physician with a practice address in Sheboygan, Wisconsin, and NPI 1699714873, issued on Jun 5, 2006. Check the license (Wisconsin 48986, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Thaddeus P. O'Neill
- Credential
- MD
- Primary taxonomy
- Plastic Surgery Physician 208200000X
- License number
- 48986 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2414 Kohler Memorial Dr, Sheboygan, WI 53081
- Phone
- (920) 457-4461
- Enumerated
- Jun 5, 2006
- Record last updated
- Mar 7, 2023
- Medicare enrollment
- Enrolled (PECOS I20120919000573); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1999
- Entity
- Type 1 · individual
8 nearest plastic surgery physician records → All 93 in Wisconsin → Look up another NPI →
Also registered at 2414 Kohler Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Duncan Adams, PHDPsychologist1881602423
- Rhonda Adler, APNPNurse Practitioner1295756716
- Catherine Ahern, MDPediatrics Physician1922680925
- Hani Alboushi, MDAdult Medicine Physician1669624813
Verify Thaddeus P. O'Neill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 48986Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.5 times the Medicare Part D claims of the average plastic surgery physician in 2024
322 Medicare Part D claims for 225 beneficiaries, against an average of 93 among the 3,527 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 23 claims were for opioids.
Most prescribed
- Fluorouracil84 claims
- Doxycycline Hyclate38 claims
- Ciprofloxacin Hcl24 claims
- Sulfamethoxazole-Trimethoprim21 claims
- Hydrocodone-Acetaminophen20 claims
- Clotrimazole-Betamethasone15 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $220.80
2 payments; by number, the most common kind was food and beverage; the largest payer was Integra LifeSciences Corporation. The 3,683 providers of this specialty with any payment received $5,316.31 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
- Dermatologists OF Southwestern Ohio, LLCDayton, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thaddeus P. O'Neill among 93 plastic surgery physician records in Wisconsin
Thaddeus P. O'Neill, MD is one of 93 plastic surgery physician records with a practice address in Wisconsin. 83% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 57% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1999 · median 2008 among the 59 with a school on file
- Record last updated2023 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208200000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Plastic Surgery Physician providers in Wisconsin
There are 93 plastic surgery physician records in Wisconsin.
All 93 in Wisconsin → Every provider in Sheboygan → Plastic Surgery Physician nationwide →
The 8 plastic surgery physician records with the nearest ZIP codes
- Jeffrey Herold, M.D.Sheboygan, WI 530811932394962
- Pamela Portschy, M.D.Sheboygan, WI 530811962636043
- Jolene Andryk, M.D.Mequon, WI 530921326074196
- Andreas Doermann, MDMequon, WI 530921093817496
- Shunsuke Yoshida, M.D., M.S.Mequon, WI 530921447454186
- Andrew Dodd, M.D.Summit, WI 530661811979156
- Michelle Bonness, MDBrookfield, WI 530451720183130
- Amanda Rowe, MDBrookfield, WI 530451588151435
Common questions
What is Thaddeus P. O'Neill, MD's NPI number?
Thaddeus P. O'Neill, MD's National Provider Identifier (NPI) is 1699714873, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thaddeus P. O'Neill, MD located?
The NPPES record lists a practice address at 2414 Kohler Memorial Dr, Sheboygan, WI, 53081. Phone: (920) 457-4461. Providers update this record themselves, so call before visiting.
How can I verify Thaddeus P. O'Neill, MD's license?
NPPES lists Wisconsin license number 48986, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thaddeus P. O'Neill, MD prescribe under Medicare Part D?
In 2024, Thaddeus P. O'Neill, MD had 322 Medicare Part D claims for 225 beneficiaries; the average among plastic surgery physician prescribers was 93. Part D covers Medicare prescriptions only.
What is Thaddeus P. O'Neill, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.