Doctor profile · Federal record
Dr. Derek Andrzejewski, PA-C
Medical Physician Assistant · Medical Physician Assistant · Seattle, WA
- NPI 1437785268
- 6 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
201 16Th Ave E
Seattle, WA 981125226
(206) 326-3000
fax (877) 515-2975 - Additional location
-
2412 N Ponderosa Dr Ste B111
Camarillo, CA 930102379
(805) 482-8989
fax (805) 987-2855 - Additional location
-
2525 Erringer RD
Simi Valley, CA 930652352
(805) 527-1404
fax (805) 527-5246
Credentials & registration
- NPI registered
- March 2020 — 6 yrs on file
- Profile last updated
- March 16, 2026
- Specialty taxonomy
- 363AM0700X — NUCC code
- State licenses (2)
- Washington #PA70082059 · California #PA57779
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437785268. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$3,112
Transactions
114
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GlaxoSmithKline, LLC. | 24 | $678.13 | |
| AstraZeneca Pharmaceuticals Lp | 13 | $491.95 | |
| Amgen INC. | 11 | $270.29 | |
| Regeneron Healthcare Solutions, INC. | 12 | $265.51 | |
| Genzyme Corporation | 10 | $235.60 | |
| Novartis Pharmaceuticals Corporation | 12 | $186.38 | |
| Pfizer INC. | 10 | $182.04 | |
| Optinose US, INC. | 4 | $166.70 | |
| Incyte Corporation | 2 | $146.41 | |
| Blueprint Medicines Corporation | 3 | $104.02 | |
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $79.63 | |
| Kaleo, INC. | 3 | $74.69 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 2 | $60.27 | |
| Hikma Pharmaceuticals USA | 3 | $47.86 | |
| Pharming Healthcare, INC. | 2 | $32.84 |
By nature of payment
Frequently asked questions
What is Dr. Derek Andrzejewski's medical specialty?
Dr. Derek Andrzejewski practices Medical Physician Assistant in Seattle, WA.
Where does Dr. Derek Andrzejewski practice?
Dr. Derek Andrzejewski practices at 201 16Th Ave E, Seattle, WA 981125226. Office phone: 2063263000.
What is Dr. Derek Andrzejewski's NPI?
Dr. Derek Andrzejewski's National Provider Identifier (NPI) is 1437785268, issued by NPPES.