Doctor profile · Federal record
Dr. Mary Fredericks, ARNP
Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Olympia, WA
- NPI 1306188032
- Accepts Medicare
- 12 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
413 Lilly RD Ne, Pmg Sw Wa Olympia Psychiatry
Olympia, WA 985065133
(360) 493-7060
fax (360) 493-7562 - Mailing address
-
Po Box 3360
Portland, OR 972083360
Credentials & registration
- NPI registered
- March 2013 — 13 yrs on file
- Profile last updated
- May 18, 2021
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 363LP0808X — NUCC code
- State license (1)
- Washington #AP60491874
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1306188032. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
228
Distinct HCPCS
2
Medicare allowed
$22,005
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 179 | 26 | $107 | |
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 49 | 20 | $58 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 111. This provider delivers 2.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
355
Patients
0
Total drug cost
$13,880
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Quetiapine Fumarate | Generic | 40 | 0 | $523 |
| Aripiprazole | Generic | 34 | 0 | $1,460 |
| Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) | Brand | 34 | 0 | $1,468 |
| Lorazepam | Generic | 31 | 0 | $467 |
| Fluoxetine Hcl | Generic | 30 | 0 | $445 |
| Clonazepam | Generic | 29 | 0 | $192 |
| Gabapentin | Generic | 27 | 0 | $486 |
| Mirtazapine | Generic | 22 | 0 | $440 |
| Desvenlafaxine Succinate Er (Desvenlafaxine Succinate) | Brand | 20 | 0 | $813 |
| Trazodone Hcl | Generic | 19 | 0 | $317 |
Frequently asked questions
What is Dr. Mary Fredericks's medical specialty?
Dr. Mary Fredericks practices Psychiatric/Mental Health Nurse Practitioner in Olympia, WA.
Where does Dr. Mary Fredericks practice?
Dr. Mary Fredericks practices at 413 Lilly RD Ne, Olympia, WA 985065133. Office phone: 3604937060.
What is Dr. Mary Fredericks's NPI?
Dr. Mary Fredericks's National Provider Identifier (NPI) is 1306188032, issued by NPPES.
Does Dr. Mary Fredericks accept Medicare assignment?
Yes. Dr. Mary Fredericks accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Fredericks commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90833). Source: CMS Medicare Physician & Other Practitioners file.