Doctor profile · Federal record
Dr. Amanda Rosaasen, M.D.
Family Medicine Physician (CMS: Family Practice) · Thousand Oaks, CA
- NPI 1497868376
- Accepts Medicare
- 24 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
187 E Wilbur RD # 100
Thousand Oaks, CA 913605572
(805) 492-1015
fax (805) 492-2035 - Additional location
-
301 Science Dr, Suite #190
Moorpark, CA 930212094
(805) 531-9400
fax (805) 531-9499 - Additional location
-
430 E Avenida de Los Arboles Ste 204
Thousand Oaks, CA 913603017
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- March 7, 2023
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #A85780
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497868376. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
93
Distinct HCPCS
3
Medicare allowed
$7,838
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 35 | 18 | $136 | |
36415 |
Insertion of needle into vein for collection of blood sample | 29 | 22 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 29 | 19 | $98 |
In context: peer comparison
Among 14 peers in this city , average services per provider: 203. This provider delivers 0.5× the peer median.Open Payments
Industry payments received
All-time total
$1,054
Transactions
58
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 24 | $420.33 | |
| Novo Nordisk Inc | 11 | $184.82 | |
| PFIZER INC. | 9 | $163.44 | |
| AstraZeneca Pharmaceuticals LP | 3 | $60.78 | |
| Lilly USA, LLC | 3 | $60.42 | |
| Novartis Pharmaceuticals Corporation | 2 | $45.91 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 2 | $44.20 | |
| Bausch Health US, LLC | 2 | $37.34 | |
| Organon Llc | 1 | $23.19 | |
| SHIELD THERAPEUTICS INC | 1 | $13.99 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
520
Patients
94
Total drug cost
$39,978
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 73 | 19 | $840 |
| Rosuvastatin Calcium | Generic | 73 | 23 | $1,614 |
| Atorvastatin Calcium | Generic | 52 | 17 | $661 |
| Losartan Potassium | Generic | 44 | 13 | $696 |
| Simvastatin | Generic | 39 | 11 | $290 |
| Metformin Hcl | Generic | 38 | 11 | $275 |
| Alprazolam | Generic | 31 | 0 | $166 |
| Mounjaro (Tirzepatide) | Brand | 31 | 0 | $33,914 |
| Lisinopril | Generic | 23 | 0 | $168 |
| Fluticasone Propionate | Generic | 21 | 0 | $297 |
Hospital affiliations
Frequently asked questions
What is Dr. Amanda Rosaasen's medical specialty?
Dr. Amanda Rosaasen practices Family Medicine Physician in Thousand Oaks, CA.
Where does Dr. Amanda Rosaasen practice?
Dr. Amanda Rosaasen practices at 187 E Wilbur RD # 100, Thousand Oaks, CA 913605572. Office phone: 8054921015.
What is Dr. Amanda Rosaasen's NPI?
Dr. Amanda Rosaasen's National Provider Identifier (NPI) is 1497868376, issued by NPPES.
Does Dr. Amanda Rosaasen accept Medicare assignment?
Yes. Dr. Amanda Rosaasen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amanda Rosaasen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.