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About

Sammamish Orthodontics is a private medical practice based in Sammamish, WA, offering orthodontic services (including Invisalign). The practice has two employees and reported annual revenue of about $35.2 million. It operates two offices at 336 228th Ave NE, Sammamish, WA 98074. Web presence shows modest traffic (approx. 1,657 monthly visits, 0.5% bounce rate) and a US-Indonesia audience mix. If your focus is Invisalign in Sammamish, this practice is a local option to consider.

Clinic Type

Orthodontics

Address

Sammamish, WA

Phone

+1-425-369-0366

Email

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Invisalign
  • braces
  • orthodontics
  • clear aligners
  • Invisalign First (for kids)

Technology & Equipment

  • Invisalign
  • Invisalign First
  • orthoelite (likely brand)
  • traditional braces

Team

  • Dr. Mark Nelson, Diamond Plus Invisalign provider, top 1% worldwide — Orthodontist

Insurance & Payment

Languages Spoken

Current Offers

5-minute in-office consultation

Awards & Accreditations

  • Top 1% Invisalign Provider
  • Top Orthodontist by 425 Magazine, Seattle Met magazine, Eastside Reader’s Choice

Social Media

Photos

Information sourced from the clinic's website as of July 11, 2026.

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Sammamish, WA·Orthodontics

PORTH (Personalized Orthodontics) is a boutique orthodontic practice led by Dr. Rooz Khosravi (DMD, PhD). With a Sammamish and Bellevue presence, the clinic offers personalized treatment for all ages using clear aligners, braces (including lingual braces), and digitally executed treatment plans. The team emphasizes interdisciplinary care, advanced digital dentistry, and customization, supported by Dr. Khosravi’s role as an UW orthodontics assistant professor and his involvement in local/national dental study clubs. They operate four US offices (HQ in Sammamish) and provide multilingual service (Farsi, Mandarin, Portuguese, Spanish). Contact: care.team@porth.io; phone: (425) 526-2060.

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