Doctor profile · Federal record
Dr. Takako Iwasaki, M.D.
Dermatology Physician (CMS: Dermatology) · Torrance, CA
- NPI 1639240237
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 41 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
4201 Torrance Blvd, Suite 340
Torrance, CA 905034504
(310) 540-0079
fax (310) 316-6871
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- January 9, 2015
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207N00000X — NUCC code
- State license (1)
- California #G60009
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639240237. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,919
Distinct HCPCS
10
Medicare allowed
$348,909
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 1,462 | 182 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 1,076 | 436 | $98 | |
17000 |
Destruction of precancer skin growth, 1 growth | 595 | 231 | $76 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 492 | 268 | $139 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 371 | 243 | $62 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 297 | 161 | $39 | |
11102 |
Biopsy of related skin growth, first growth | 206 | 157 | $115 | |
17110 |
Destruction of skin growth, 1-14 growths | 172 | 105 | $131 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 61 | 61 | $122 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 59 | 59 | $180 |
In context: peer comparison
Among 13 peers in Torrance Dermatology Physician, average services per provider: 250. This provider delivers 20× the peer median.Open Payments
Industry payments received
All-time total
$1,064
Transactions
18
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Dermavant Sciences, INC. | 2 | $304.55 | |
| Regeneron Healthcare Solutions, INC. | 4 | $188.10 | |
| Amgen INC. | 2 | $155.60 | |
| Pfizer INC. | 4 | $126.97 | |
| Journey Medical Corporation | 1 | $112.98 | |
| Arcutis Biotherapeutics, INC. | 1 | $78.78 | |
| Janssen Biotech, INC. | 2 | $42.80 | |
| Genzyme Corporation | 1 | $30.40 | |
| Organogenesis INC. | 1 | $23.86 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
426
Patients
300
Total drug cost
$16,721
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Triamcinolone Acetonide | Generic | 110 | 89 | $721 |
| Doxycycline Hyclate | Generic | 78 | 53 | $2,376 |
| Clobetasol Propionate | Generic | 72 | 46 | $4,874 |
| Ketoconazole | Generic | 56 | 43 | $1,609 |
| Prednisone | Generic | 22 | 16 | $208 |
| Tacrolimus | Generic | 22 | 12 | $3,430 |
| Valacyclovir (Valacyclovir Hcl) | Brand | 19 | 0 | $421 |
| Fluorouracil | Generic | 18 | 17 | $1,117 |
| Betamethasone Dipropionate | Generic | 16 | 13 | $1,330 |
| Fluocinonide | Generic | 13 | 11 | $636 |
Frequently asked questions
What is Dr. Takako Iwasaki's medical specialty?
Dr. Takako Iwasaki practices Dermatology Physician in Torrance, CA.
Where does Dr. Takako Iwasaki practice?
Dr. Takako Iwasaki practices at 4201 Torrance Blvd, Torrance, CA 905034504. Office phone: 3105400079.
What is Dr. Takako Iwasaki's NPI?
Dr. Takako Iwasaki's National Provider Identifier (NPI) is 1639240237, issued by NPPES.
Does Dr. Takako Iwasaki accept Medicare assignment?
Yes. Dr. Takako Iwasaki accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Takako Iwasaki commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.