Doctor profile · Federal record
Dr. Vivian Nkwonta, M.D.
Internal Medicine Physician (CMS: Hospitalist) · Internal Medicine Physician · Burien, WA
- NPI 1588865539
- Accepts Medicare
- 23 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
16251 Sylvester RD Sw
Burien, WA 981663017
(253) 426-6341
fax (253) 858-5436
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- December 8, 2020
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Washington #MD60034300 · Ohio #57-010767
- Medicaid
- WA #1092206
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588865539. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
627
Distinct HCPCS
4
Medicare allowed
$74,333
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 441 | 155 | $126 | |
99239 |
Hospital discharge day management, more than 30 minutes | 111 | 108 | $121 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 48 | 21 | $84 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 27 | 13 | $52 |
In context: peer comparison
Among 6 peers in Burien Internal Medicine Physician, average services per provider: 114. This provider delivers 5.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
201
Patients
156
Total drug cost
$1,433
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 25 | 22 | $88 |
| Furosemide | Generic | 23 | 20 | $96 |
| Oxycodone Hcl | Generic | 22 | 21 | $94 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 21 | 21 | $167 |
| Cefdinir | Generic | 20 | 20 | $303 |
| Pantoprazole Sodium | Generic | 19 | 16 | $175 |
| Amlodipine Besylate | Generic | 17 | 12 | $106 |
| Metoprolol Succinate | Generic | 17 | 13 | $129 |
| Hydralazine Hcl | Generic | 14 | 11 | $143 |
| Metoprolol Tartrate | Generic | 12 | 0 | $56 |
Frequently asked questions
What is Dr. Vivian Nkwonta's medical specialty?
Dr. Vivian Nkwonta practices Internal Medicine Physician in Burien, WA.
Where does Dr. Vivian Nkwonta practice?
Dr. Vivian Nkwonta practices at 16251 Sylvester RD Sw, Burien, WA 981663017. Office phone: 2534266341.
What is Dr. Vivian Nkwonta's NPI?
Dr. Vivian Nkwonta's National Provider Identifier (NPI) is 1588865539, issued by NPPES.
Does Dr. Vivian Nkwonta accept Medicare assignment?
Yes. Dr. Vivian Nkwonta accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vivian Nkwonta commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.