Doctor profile · Federal record
Dr. Ellyn Ashida, MD
Allergy & Immunology Physician (CMS: Allergy/Immunology) · Torrance, CA
- NPI 1245201516
- Accepts Medicare
- 47 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4201 Torrance Blvd, 730
Torrance, CA 905034504
(310) 944-9098
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- February 21, 2020
- Year of graduation
- 1979 — 47 yrs since
- Specialty taxonomy
- 207K00000X — NUCC code
- State license (1)
- California #C40034
- Medicaid
- CA #00C400340
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245201516. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
9,427
Distinct HCPCS
10
Medicare allowed
$163,261
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
95165 |
Professional service for preparation and provision of 1 or more antigens | 4,503 | 105 | $18 | |
95117 |
Professional service for multiple injections of allergen | 1,945 | 103 | $14 | |
95004 |
Test for allergy using allergenic extract | 1,478 | 31 | $5 | |
96372 |
Injection of drug or substance under skin or into muscle | 617 | 25 | $16 | |
95024 |
Test for allergy using allergenic extract injected into skin | 554 | 26 | $9 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 135 | 124 | $141 | |
G0008 |
Administration of influenza virus vaccine | 68 | 67 | $34 | |
90662 |
Influenza vaccine split virus, preservative free | 63 | 62 | $72 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 35 | 35 | $183 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 29 | 26 | $98 |
In context: peer comparison
Among 3 peers in Torrance Allergy & Immunology Physician, average services per provider: 584. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$522
Transactions
28
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genzyme Corporation | 16 | $231.47 | |
| GlaxoSmithKline, LLC. | 4 | $87.06 | |
| Sanofi-Aventis U.S. LLC | 1 | $54.95 | |
| Regeneron Healthcare Solutions, INC. | 2 | $44.67 | |
| Amgen INC. | 2 | $41.98 | |
| Pharming Healthcare, INC. | 1 | $21.95 | |
| Abbvie INC. | 1 | $20.66 | |
| Genentech USA, INC. | 1 | $19.02 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
637
Patients
208
Total drug cost
$497,474
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Montelukast Sodium | Generic | 108 | 30 | $1,597 |
| Azelastine Hcl | Generic | 81 | 33 | $3,705 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 65 | 29 | $3,415 |
| Fluticasone Propionate | Generic | 63 | 28 | $1,772 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 59 | 13 | $35,522 |
| Levocetirizine Dihydrochloride | Generic | 39 | 15 | $509 |
| Xolair (Omalizumab) | Brand | 39 | 0 | $295,093 |
| Dupixent Syringe (Dupilumab) | Brand | 32 | 0 | $133,802 |
| Hydroxyzine Hcl | Generic | 26 | 0 | $2,034 |
| Epinephrine | Generic | 25 | 20 | $6,340 |
Frequently asked questions
What is Dr. Ellyn Ashida's medical specialty?
Dr. Ellyn Ashida practices Allergy & Immunology Physician in Torrance, CA.
Where does Dr. Ellyn Ashida practice?
Dr. Ellyn Ashida practices at 4201 Torrance Blvd, Torrance, CA 905034504. Office phone: 3109449098.
What is Dr. Ellyn Ashida's NPI?
Dr. Ellyn Ashida's National Provider Identifier (NPI) is 1245201516, issued by NPPES.
Does Dr. Ellyn Ashida accept Medicare assignment?
Yes. Dr. Ellyn Ashida accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ellyn Ashida commonly perform?
Top Medicare-reported procedures in 2023: Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117); Test for allergy using allergenic extract (HCPCS 95004). Source: CMS Medicare Physician & Other Practitioners file.