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Who We Are

The Pacific Coast Society of Orthodontists was founded in 1912 and has grown to nearly 3,000 members. PCSO is comprised of component organizations and is the largest constituent organization of the American Association of Orthodontists.

Our Mission

The Pacific Coast Society of Orthodontists is a professional organization of orthodontic specialists whose mission is to help its members provide the highest level of care to the public by providing quality continuing education, providing a framework for a strong political voice, facilitating two-way communications between the organization and its members, and supporting the successful practice of orthodontics.

Who We Are

The Pacific Coast Society of Orthodontists was founded in 1912 and has grown to nearly 3,000 members. PCSO is comprised of component organizations and is the largest constituent organization of the American Association of Orthodontists.

Our Mission

The Pacific Coast Society of Orthodontists is a professional organization of orthodontic specialists whose mission is to help its members provide the highest level of care to the public by providing quality continuing education, providing a framework for a strong political voice, facilitating two-way communications between the organization and its members, and supporting the successful practice of orthodontics.

Our Leadership

Dr. Tom Merrill
Dr. Tom MerrillPresident
John Wachtel
John WachtelPresident-Elect
Mary Cooke
Mary CookeSecretary-Treasurer
Dr. Trista Felty
Dr. Trista Felty PCSO Trustee to the AAO
Dr. Marie Lathrop
Dr. Marie LathropImmediate Past President
Dr. Paul Kasrovi
Dr. Paul Kasrovi Delegation Chair
Ms. Callie Castro
Ms. Callie CastroExecutive Director

CE Passport

CE Passport

Events Calendar

Upcoming Events

Proposed Bylaws Update

Proposed Bylaws Update

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Become a Member

The PCSO website is your gateway to information and benefits. PCSO members can log in to participate in forums and blogs.

Latest News

ADA supports PARTNERS Act aimed at strengthening oversight of Medicare Advantage dental benefits 

On May 27, 2026

The ADA is supporting legislation aimed at strengthening oversight and enforcement of Medicare Advantage supplemental dental benefits. Read more

Dental College of Georgia breaks ground on second campus

On May 26, 2026

The Dental College of Georgia Savannah is slated to open in summer 2028 on the Armstrong Campus of Georgia Southern University.Read more

New ADA standards on dental cartridges, water quality available for review

On May 22, 2026

Interested parties have until June 10 to comment on the proposed standards.Read more

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