Dr. Marshall Ivan Gottsegen, DDS
OrthodonticsNPI: 1003943788
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Dr. Marshall Gottsegen is an orthodontist with nearly 20 years of experience helping patients in New Orleans achieve beautiful, healthy smiles. As a second-generation orthodontist and lifelong New Orleans native, he brings both family tradition and deep community roots to his practice. Dr. Gottsegen offers a full range of treatment options, including Invisalign clear aligners, metal braces, and advanced clear braces, along with specialized care for TMJ disorders and airway-friendly orthodontic therapy. He is committed to treating every patient like family while using the latest technology and techniques to move teeth safely, effectively, and comfortably. Beyond his practice, Dr. Gottsegen is deeply involved in the community, having helped raise millions of dollars for pediatric brain cancer research and founding a non-profit that supports first responders and families affected by hurricanes.
Specialties
- Oral and Maxillofacial Surgery
Surgical treatment of diseases, injuries, and defects of the mouth, jaw, and face
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Education & Training
- Washington and Lee University, Lexington, VA (B.A. in Economics, 1989)
- LSU School of Dentistry (D.D.S., 1995, high academic honors)
- University of New Orleans (two years core science curriculum)
- Isidore Newman School, New Orleans
- LSU Orthodontics Residency (graduated 1997)
- Choate Rosemary Hall, Wallingford, CT (graduated 1985)
- Loyola University of New Orleans (M.B.A., 2021)
Credential: DDS
NPI registered: 02/28/2007
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Areas of Focus
Technology & Equipment
- Clarity clear self-ligating braces
- Invisalign clear aligners
- 3D printing
- Digital smile design
Professional Memberships
- C. Edmund Kells Honor Society
- Omicron Kappa Upsilon Dental Honor Society
- Louisiana Association of Orthodontists (past president)
Awards & Recognition
- Outstanding Member of the Graduating Class, LSU School of Dentistry (1995)
Beyond the Office
Long-time participant in Hogs For the Cause through Team Fleur de Que (raised over $3 million for families battling pediatric brain cancer)
Founder and president of ResQue, a 501(c)(3) non-profit that feeds first responders and displaced citizens in the aftermath of hurricanes and other natural disasters across the Gulf Coast
A New Orleans native and 3rd generation New Orleanian
Born in Philadelphia, PA during his father's orthodontic residency
Second-generation orthodontist (father was an orthodontist)
Wife Dr. Leslie Parro Gottsegen is a general dentist in private practice in New Orleans
One child (Andrew) is currently a student at LSU School of Dentistry
Three children: Lexie, Andrew, and Will
Plays music professionally
Enjoys exercise, travel, hunting and fishing
Provider information is sourced from the National Plan and Provider Enumeration System (NPPES) maintained by CMS. Information may not reflect the most current data. Providers can claim their profile to update and verify their details.