Meet Your Team

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Nicholas White
D.D.S.
General Dentist

About Me

Dr. White says, “Growing up, my uncle was a dentist and my great grandfather before him. I have always been attracted to dentistry for its opportunity to help others.” He feels fortunate to have a career that allows him to improve his patients’ health, confidence and overall well being. His goal is to provide a caring, comfortable and superior dental treatment so that each visit is an outstanding dental experience.

After graduating from University of Missouri–Columbia, Dr. White received his Dental Degree from the University of Missouri–Kansas City School of Dentistry. To keep abreast of cutting edge technology, he’s a member of the American Dental Association. He is also a former Eagle Scout!
              
Dr. White says, “Away from the office I enjoy hiking, camping, swimming, biking, reading, soccer, and comedy.”

Education

  • B.S., Biology–University of Missouri–Columbia
  • D.D.S.–University of Missouri School of Dentistry–Kansas City

Affiliations

  • American Dental Association
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Thomas Houghton
D.M.D.
General Dentist

About Me

Dr. Houghton says, “I’m very thankful that I get to join with patients in improving their oral health. The mouth is the opening to the entire body and is integrally related to their overall health.” He finds it most rewarding when he gets to work with a patient in overcoming their fear of the dentist. Dr. Houghton’s goal is to provide caring, quality and beautiful dental treatment.

After graduating from Oregon State University, Dr. Houghton received his Dental Degree from Oregon Health and Science university. To keep up to date of the latest technology, he’s a member of the American Dental Association and the Oregon Dental Association. He likes to sing.

Dr. Houghton Says, “Away from the office my wife and I enjoy being outside, backpacking, camping, fishing, snow skiing, playing ultimate frisbee, watching movies, going on medical mission trips, riding their motorcycle and playing with their cat “Liza”.

Education

  • B.S., General Science–Oregon State University
  • D.M.D.–OHSU School of Dentistry

Affiliations

  • American Dental Association
  • Oregon Dental Association
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Noushin Shakiba
D.M.D.
General Dentist

About Me

Dr. Shakiba says, “I love to form long-term relationships with my patients, and their health and happiness is my highest priority. I treat all my patients like they are family and strive to create the highest quality dentistry and a healthy beautiful smile for all of them. The biggest reward for what I do is when I see my patients happy and smile from the bottom of their hearts!”

“I have always enjoyed working with my hands and creating art such as drawing and oil painting. I also have a passion for science and constant learning. I love working in an environment where I get to interact and form connections/relationships with people of all ages and backgrounds. Being a dentist gives me the opportunity to experience all of my passions within the same profession. I can’t imagine doing anything else!”

After graduating from the University of Oregon, Dr. Shakiba received her Dental Degree from the OHSU School of Dentistry. To keep up with evolving technology, she’s a member of the American Academy of Oral Medicine. She is also fluent in Farsi.

Dr. Shakiba says, “I enjoy hiking, body-building, being active, cooking and leading a healthy lifestyle. I love listening to live music, reading and spending time with family and friends.”

Education

  • B.S., Biology–University of Oregon
  • D.M.D.–OHSU School of Dentistry

Affiliations

  • American Academy of Oral Medicine
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Ruben Alcazar
D.D.S.
Orthodontist

About Me

Dr. Alcazar says, “I consider myself fortunate to have the opportunity to work in a profession that is rewarding for both my patients and myself. The best part about being an orthodontist is building personal relationships with each patient and to witness how the patient’s overall attitude and confidence changes positively as we improve their smile during treatment.”

Dr. Alcazar is the son of a dentist himself. He earned his Dental Degree and his first Orthodontic Certificate in Peru where he is originally from. He earned his second Orthodontic Certificate from the Jacksonville University School of Orthodontics in Florida, where he also taught for 3 years before moving to the Pacific Northwest. He is a diplomate of the American Board of Orthodontics and a current member of the American Association of Orthodontics and the Pacific Coast Society of Orthodontics. He is also fluent in Spanish.

Dr. Alcazar says, “I like watching and practicing sports: tennis, racquetball, ping-pong and soccer are among my favorites. I enjoy spending time with my daughter and exploring all the outdoor activities that Oregon has to offer, like biking, hiking, kayaking, paddle boarding, windsurfing and camping–as well as traveling and discovering new places.”

Education

  • B.S.–San Martin de Porres, Peru
  • D.D.S.– San Martin de Porres School of Dentistry, Peru 
  • Orthodontics Certificate–Jacksonville University School of Dentistry, Florida

Affiliations

  • Pacific Coast Society of Orthodontists
  • American Association of Orthodontists
  • Board Certified–American Board of Orthodontics
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Alyson Barnes
D.D.S.
Endodontist

About Me

Dr. Barnes feels that building a foundation of trust by treating her patients as special individuals is vital. She understands how uneasy some patients may feel about their dental visits, and how she can make a difference in providing a relaxing and positive experience.

After graduating from Florida State University, Dr. Barnes received her Dental Degree from the University of the Pacific School of Dentistry. She received her Endodontic Certificate from the OHSU School of Dentistry. She’s a member of the American Association of Endodontists, the American Dental Association and the Oregon Dental Association.

Dr. Barnes aims to create a welcoming and comforting environment by treating each of her patients like family.

Education

  • B.S., Biology–Florida State University
  • D.D.S.– University of the Pacific School of Dentistry
  • Endodontic Certificate–OHSU School of Dentistry

Affiliations

  • American Association of Endodontists
  • American Dental Association
  • Oregon Dental Association
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Erin Kolling
D.D.S.
Pediatric Dentist

About Me

Dr. Kolling says “I find it truly rewarding and inspiring to work with children and to help them to have a positive experience at the dental office. I want kids to gain confidence in themselves throughout their dental appointments and to establish healthy oral hygiene habits that will last a lifetime.” She says the best part of her job is the relationships that are formed between the dentist, the patient, and the parent.
 
She received both her D.D.S. and her Pediatric Dentistry Certificate from the University of Minnesota School of Dentistry. She’s a member of the American Academy of Pediatric Dentistry, the American Dental Association, and a Diplomate of the American Board of Pediatric Dentistry. Dr. Kolling says “I am very excited to be moving to Portland and to start exploring Pacific Northwest.”
 
She enjoys swimming, biking, hiking, and anything outdoors. Most of her free time is spent with her husband and their creative and always-on-the-go son.

Education

  • D.D.S.-University of Minnesota School of Dentistry 
  • Pediatric Dentistry Certificate -University of Minnesota School of Dentistry

Affiliations

  • American Academy of Pediatric Dentistry
  • Diplomate of the American Board of Pediatric Dentistry
  • American Dental Association
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Colin Graser
D.M.D
Periodontist

About Me

Dr. Graser says, “ I enjoy working with a diverse group of people, and helping them to improve the health of their mouth, and more specifically their gums! I enjoy seeing the good results after working with patients over the course of a few months.”

After graduating from with a degree in Biological Engineering from the University of Florida, Dr. Graser received his Dental Degree from the University of Alabama School of Dentistry at Birmingham. He was awarded his Periodontic Certificate from the OHSU School of Dentistry. To keep abreast of cutting edge technology, he’s a member of the American Academy of Periodontology, the Oregon Society of Periodontists and the American Dental Association.

Dr. Graser says, “In my free time I enjoy working on cars, cooking and backpacking.”

Education

  • B.S., Biological Engineering–University of Florida
  • D.M.D.–University of Alabama School of Dentistry, Birmingham
  • Periodontic Certificate–OHSU School of Dentistry

Affiliations

  • American Academy of Periodontology
  • Oregon Society of Periodontists
  • American Dental Association

Gentle Dental

2038 Lloyd Center
Portland, OR 97232
503-894-7619

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Office Hours:

DayHours
Monday8:00 AM to 7:00 PM
Tuesday8:00 AM to 6:00 PM
Wednesday8:00 AM to 6:00 PM
Thursday8:00 AM to 7:00 PM
Friday8:00 AM to 5:00 PM
Saturday8:00 AM to 4:00 PM
SundayClosed