Doctor profile · Federal record
Dr. Patrick Mathiasen, MD
Psychiatry Physician (CMS: Psychiatry) · Bellevue, WA
- NPI 1316962145
- Accepts Medicare
- MIPS 88.5 / 100 · 2023
- 41 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1035 116Th Ave Ne
Bellevue, WA 980044604
(206) 722-0594
fax (206) 722-4484 - Mailing address
-
2514 S Edmunds St
Seattle, WA 981082045
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- May 30, 2013
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Washington #MD00025427
- Medicaid
- WA #1056142
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316962145. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
435
Distinct HCPCS
3
Medicare allowed
$40,170
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 365 | 67 | $82 | |
99239 |
Hospital discharge day management, more than 30 minutes | 38 | 36 | $119 | |
90792 |
Psychiatric diagnostic evaluation with medical services | 32 | 28 | $175 |
In context: peer comparison
Among 11 peers in this city , average services per provider: 125. This provider delivers 3.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
77
Patients
43
Total drug cost
$1,053
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trazodone Hcl | Generic | 48 | 43 | $288 |
| Divalproex Sodium Er (Divalproex Sodium) | Brand | 15 | 0 | $605 |
| Quetiapine Fumarate | Generic | 14 | 0 | $160 |
Frequently asked questions
What is Dr. Patrick Mathiasen's medical specialty?
Dr. Patrick Mathiasen practices Psychiatry Physician in Bellevue, WA.
Where does Dr. Patrick Mathiasen practice?
Dr. Patrick Mathiasen practices at 1035 116Th Ave Ne, Bellevue, WA 980044604. Office phone: 2067220594.
What is Dr. Patrick Mathiasen's NPI?
Dr. Patrick Mathiasen's National Provider Identifier (NPI) is 1316962145, issued by NPPES.
Does Dr. Patrick Mathiasen accept Medicare assignment?
Yes. Dr. Patrick Mathiasen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patrick Mathiasen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.