Doctor profile · Federal record

Dr. Thaddeus O'Neill, MD

Plastic Surgery Physician (CMS: Plastic and Reconstructive Surgery) · Sheboygan, WI

  • NPI 1699714873
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2414 Kohler Memorial Dr
Sheboygan, WI 530813129
(920) 457-4461

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
208200000X — NUCC code
State license (1)
Wisconsin #48986

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699714873. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,879
Distinct HCPCS
10
Medicare allowed
$238,425
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 1,217 237 $6
99212 Established patient office or other outpatient visit, 10-19 minutes 585 398 $54
17000 Destruction of precancer skin growth, 1 growth 507 329 $49
11102 Biopsy of related skin growth, first growth 470 358 $92
99213 Established patient office or other outpatient visit, 20-29 minutes 302 255 $86
11103 Biopsy of related skin growth, each additional growth 230 142 $47
17110 Destruction of skin growth, 1-14 growths 49 42 $105
99202 New patient office or other outpatient visit, 15-29 minutes 43 43 $69
13121 Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm 40 38 $221
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm 37 31 $116

In context: peer comparison

Among 2 peers in Sheboygan Plastic Surgery Physician, average services per provider: 118. This provider delivers 33× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$221
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Integra LifeSciences Corporation 1 $119.99
Mentor Worldwide LLC 1 $100.81

By nature of payment

Food and Beverage
$221

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
291
Patients
253
Total drug cost
$9,937
Drug Type Claims Patients Total cost
Fluorouracil Generic 85 78 $8,107
Ciprofloxacin Hcl Generic 57 47 $533
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 56 55 $228
Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) Brand 25 17 $439
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 23 16 $122
Clindamycin Hcl Generic 18 15 $233
Cephalexin Generic 15 13 $231
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 12 12 $45

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thaddeus O'Neill's medical specialty?
Dr. Thaddeus O'Neill practices Plastic Surgery Physician in Sheboygan, WI.
Where does Dr. Thaddeus O'Neill practice?
Dr. Thaddeus O'Neill practices at 2414 Kohler Memorial Dr, Sheboygan, WI 530813129. Office phone: 9204574461.
What is Dr. Thaddeus O'Neill's NPI?
Dr. Thaddeus O'Neill's National Provider Identifier (NPI) is 1699714873, issued by NPPES.
Does Dr. Thaddeus O'Neill accept Medicare assignment?
Yes. Dr. Thaddeus O'Neill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thaddeus O'Neill commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99212); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.