Dr. Thaddeus O'Neill, MD

Dr. Thaddeus O'Neill, MD

Plastic & Reconstructive Surgery  ·  
Male  ·  
51 y/o

Accepting new patients

Dr. Thaddeus O'Neill, MD is a plastic & reconstructive surgery specialist in Dayton, OH and has been practicing for 19 years. He specializes in plastic & reconstructive surgery.

Miami Valley Plastic Surgeons, Inc.

1520 S Main St Ste 200

Dayton, OH 45409
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Insurance Accepted

  • Aetna
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Cigna
  • Coventry Health Care
  • First Health (Coventry Health Care)
  • Humana
  • Priority Health

Learn about Dr. O'Neill

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. O'Neill performs your care needs compared to other doctors.

Wound Repair
very high
more than 99% of peers
Benign Tumor
very high
more than 97% of peers
Moles (Benign Skin Lesions)
very high
more than 96% of peers

Dr. O'Neill's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

1  Specialties

  • Plastic & Reconstructive Surgery

2  Board Certifications

  • General Surgery
    Accredited by: American Board of Medical Specialties*
  • Plastic Surgery
    Accredited by: American Board of Plastic Surgery*

9  Conditions Treated

  • Benign Tumor
  • Breast Diseases
  • Cancer
  • Capsular Contracture of Breast Implant
  • Gastrointestinal Diseases
  • Gynecomastia
  • Moles (Benign Skin Lesions)
  • Pulmonary Disease
  • Skin Cancer

19  Procedures

  • Adjacent Tissue Transfer
  • Blepharoplasty
  • Breast Lift Surgery
  • Breast Reconstruction
  • Breast Reduction
  • Breast Surgical Procedure
  • Dermal Filler
  • Destruction of Benign Skin Lesion
  • Dressing and-or Debridement of Wound, Infection, or Burn (incl. Negative Pressure Wound Therapy)
  • Excision of Benign Skin Lesion
  • Excision of Skin Cancer
  • Excision of Skin Lesion
  • Eyelid Surgery
  • Head and Neck Surgery
  • Lip, Excision or Resection
  • Reconstructive Eyelid Surgery
  • Repair of Brow Ptosis and Blepharoptosis
  • Skin Grafts
  • Wound Repair

Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for Ohio.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Rush Medical College Of Rush University
    Medical School | Graduated 1999

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. O'Neill has no media or publications listed.

Languages Spoken

  • English
  • Spanish

Memberships & Professional Affiliations

Dr. O'Neill does not have any memberships or affiliations listed. If you are Dr. O'Neill and would like to add memberships or affiliations, please update your profile.

Dr. O'Neill's Reviews

Likelihood to recommend Dr. O'Neill


Based on 13 reviews

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Average Wait Time
  • 10 – 15 minutes
Dr. O'Neill's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Thaddeus O'Neill, MD
Dr ONeill is very honest with his opinion on what a patient would benefit from. I came in sure I needed one surgery and found out that I was wrong. Excellent surgeon and very easy to work with scheduling surgery. My result was perfect and much better than anticipated!
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May 18, 2018
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I saw this doc for an upper blepharoplasty consultation. Dr. O'Neill did not take my request seriously and instead of agreeing to do the upper bleph, tried to convince me that one eyebrow was higher than the other. He recommended a brow lift on one side, and bleph on the other, which would've cost...Read More
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Dani T. in Dayton, OH – May 16, 2018
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I had a consultation with Dr. O’Neill in August. His office was to get pre-authorization from my insurance company. I received a letter from the insurance company authorizing the surgery. I called Dr. O’Neill’s office and was told the Scheduler would contact me. Three months later and four more...Read More
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Dayton, OH – Dec 04, 2017
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He told me one thing about a procedure but did something much more invasive without telling me anything the day of. The medicine he used to numb the area barely worked and I still felt most of what he was doing. When he was done he left the room without telling me anything about heal time, how to...Read More
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Dayton, OH – Mar 01, 2017
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