Doctor profile · Federal record
Dr. Oanh Nguyen, DO
Neurology Physician (CMS: Neurology) · Sleep Medicine (Psychiatry & Neurology) Physician · Tacoma, WA
- NPI 1568691251
- Accepts Medicare
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1608 S J St Fl 5
Tacoma, WA 984054930
(253) 274-7505
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- December 18, 2022
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- Washington #OP60480468
- Medicaid
- WA #2039349
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1568691251. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
373
Distinct HCPCS
6
Medicare allowed
$45,300
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 182 | 137 | $126 | |
G0399 |
Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation | 59 | 59 | $46 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 45 | 40 | $87 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 43 | 34 | $178 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 27 | 27 | $159 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 17 | 17 | $219 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 2,027. This provider delivers 0.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
939
Patients
128
Total drug cost
$171,991
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Memantine Hcl | Generic | 169 | 32 | $10,756 |
| Levetiracetam | Generic | 126 | 25 | $5,985 |
| Topiramate | Generic | 79 | 14 | $2,200 |
| Donepezil Hcl | Generic | 73 | 17 | $1,182 |
| Gabapentin | Generic | 73 | 17 | $2,866 |
| Promethazine Hcl | Generic | 62 | 11 | $354 |
| Emgality Pen (Galcanezumab-Gnlm) | Brand | 53 | 0 | $51,842 |
| Rizatriptan (Rizatriptan Benzoate) | Brand | 53 | 0 | $1,655 |
| Aimovig Autoinjector (Erenumab-Aooe) | Brand | 50 | 0 | $55,135 |
| Sumatriptan Succinate | Generic | 42 | 12 | $2,640 |
Hospital affiliations
Frequently asked questions
What is Dr. Oanh Nguyen's medical specialty?
Dr. Oanh Nguyen practices Neurology Physician in Tacoma, WA.
Where does Dr. Oanh Nguyen practice?
Dr. Oanh Nguyen practices at 1608 S J St Fl 5, Tacoma, WA 984054930. Office phone: 2532747505.
What is Dr. Oanh Nguyen's NPI?
Dr. Oanh Nguyen's National Provider Identifier (NPI) is 1568691251, issued by NPPES.
Does Dr. Oanh Nguyen accept Medicare assignment?
Yes. Dr. Oanh Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Oanh Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation (HCPCS G0399); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.