Are you Dr. Mathiasen? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 1035 116Th Ave Ne, Bellevue, WA 98004
About Dr. Mathiasen
Patrick L. Mathiasen, MD is a healthcare provider in Bellevue, WA specializing in psychiatry. Patrick trained at University of Minnesota, Duluth School of Medicine, graduating in 1985. Medicare claims data shows Patrick provided 749 services to 113 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, hospital discharge day management, more than 30 minutes, and psychiatric diagnostic evaluation with medical services. This provider record is associated with NPI 1316962145.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (206) 722-0594
- Email not available
Practice Locations
1035 116TH AVE NE
Bellevue, WA 98004
Conditions Commonly Evaluated or Treated
Within Psychiatry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Cognitive and adjustment
Eating Disorders
Eating, sleep, and somatic
Mood & Depression
Neurodevelopmental and behavioral
Personality and dissociative
Sleep & Wakefulness
Procedures & services
Most searched procedures
- Anxiety and depression treatment
- Cognitive behavioral therapy
- Medication management
- Psychiatric evaluation
- Telepsychiatry
Assessment
Addiction care
Addiction Medicine
Assessments
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
Procedures Most Often Billed to Medicare
749 services · 113 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
27 | As often as other peers in Psychiatry |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
694 | More than most peers in Psychiatry |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
28 | As often as other peers in Psychiatry |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other psychiatrists at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other psychiatrists in Bellevue 8
Same specialty, same city.
More connections — 11 related providers in 3 groups
Trained at University of Minnesota, Duluth School of Medicine 2
Other providers in the same specialty who trained at the same institution.
Class of 1985 at University of Minnesota, Duluth School of Medicine 1
Providers who graduated from the same medical school in the same year.
Also performs Psychiatric diagnostic evaluation with medical services 8
Providers in WA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Mathiasen?
Dr. Mathiasen is a psychiatrist in Bellevue, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
What is Dr. Mathiasen's address?
Dr. Mathiasen is listed at 1035 116Th Ave Ne, Bellevue, WA 98004. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Mathiasen?
The number on file is (206) 722-0594. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Mathiasen?
Dr. Mathiasen's National Provider Identifier is 1316962145. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Mathiasen train?
Dr. Mathiasen attended University of Minnesota, Duluth School of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Mathiasen have?
Dr. Mathiasen has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Mathiasen perform?
According to Medicare billing data, Dr. Mathiasen provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Mathiasen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mathiasen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.