Tatiana Sadak, NP

Tatiana Sadak, NP

Psychology  ·  
Tatiana Sadak, NP is a psychologist in Lynnwood, WA and has been practicing for 7 years. She graduated from University Of Washington School Of Medicine in 2009 and specializes in psychology, nursing (nurse practitioner), and more.

20102 Cedar Valley Rd Ste 107

Lynnwood, WA 98036

Contact Information

Insurance Accepted

  • Blue Cross Blue Shield
  • Group Health Cooperative (GHC)

*Please verify this information when scheduling an appointment.

Background Check

Healthgrades does not collect malpractice claims information for Washington
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Experience Check

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Tatiana Sadak's conditions and procedures:

  • Alzheimer's Disease
  • Alzheimer's Disease Without Neurofibrillary Tangles
  • Anxiety
  • Cognitive Disorders
  • Delirium
  • Dementia
  • Dementia, Familial British
  • Dementia, Familial Danish
  • Depressive Disorders
  • Early-Onset Alzheimer Disease With Cerebral Amyloid Angiopathy
  • Group Psychotherapy
  • Impaired Cognition
  • Lewy Body Dementia
  • Psychological Testing
  • Psychotherapy Services

About Me

Care Philosophy

As a Psychiatric Nurse Practitioner with a PhD focused in Geriatric Neurodegenerative Disorders (dementias) it is my goal and privilege to partner with my patients and their families in finding solutions to challenging situations, optimizing medicati...


  • Psychology
  • Marriage & Family Therapy
  • Nursing (Nurse Practitioner)
  • Psychotherapy


Hartford and Atlantic Philanthropies
Fellowship Hospital
Uw Memory Disorders Clinic
Residency Hospital
University Of Washington School Of Medicine
Medical School
Seattle Pacific University
Undergraduate School


  • Russian
  • English


  • Mortar Board Honor Society President, Seattle Pacific University; Psi Chi Psychology Honor Society President Seattle Pacific, 2001-12

Tatiana Sadak's Reviews

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Average Wait Time
  • 10 – 15 minutes
Tatiana Sadak's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Tatiana Sadak, NP
The BEST doctor I have ever been to. I worked in the medical field before I retired. Dr. Sadak is cutting edge and is beyond knowledgeable. She knows more about dementia and nutrition than any of my other Doctors. It is hard too schedule with her because we her patients don't want to leave her. She...Read More
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Very nice and sweet. Hard to schedule appointments as the office isn't open often and when It is, it's on a on a weird, unpredictable schedule which makes planning ahead extremely difficult . We were asked to reschedule several times, which is hard because of office availability.
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I see patients every first weekend of the month...Read More
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Insurance accepted

Accepted insurance can change. Please double-check when making an appointment.

Blue Cross Blue Shield
Blue Card PPO
Group Health Cooperative (GHC)
Coop Core