Doctor profile · Federal record
Dr. Julie Sim, MD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Torrance, CA
- NPI 1447293733
- Accepts Medicare
- 25 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3275 Skypark Dr, Ste 4
Torrance, CA 905055027
(310) 517-4709
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- April 14, 2010
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- California #A80266
- Medicaid
- CA #00A802660
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447293733. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,710
Distinct HCPCS
10
Medicare allowed
$95,579
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77063 |
Screening 3d breast mammography | 785 | 785 | $30 | |
77067 |
Screening mammography | 785 | 785 | $38 | |
77080 |
Dxa bone density measurement of hip, pelvis, spine | 317 | 317 | $10 | |
76642 |
Limited ultrasound scan of 1 breast | 217 | 199 | $35 | |
G0279 |
Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 165 | 163 | $31 | |
77065 |
Diagnostic mammography of 1 breast | 150 | 144 | $41 | |
76641 |
Complete ultrasound scan of 1 breast | 81 | 81 | $56 | |
77066 |
Diagnostic mammography of both breasts | 69 | 69 | $50 | |
77049 |
Mri scan of both breasts | 43 | 43 | $116 | |
19083 |
Biopsy of breast and placement of locating device using ultrasound, first growth | 29 | 29 | $160 |
In context: peer comparison
Among 19 peers in Torrance Diagnostic Radiology Physician, average services per provider: 148. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$194
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 1 | $155.41 | |
| Philips North America LLC | 1 | $38.45 |
By nature of payment
Frequently asked questions
What is Dr. Julie Sim's medical specialty?
Dr. Julie Sim practices Diagnostic Radiology Physician in Torrance, CA.
Where does Dr. Julie Sim practice?
Dr. Julie Sim practices at 3275 Skypark Dr, Torrance, CA 905055027. Office phone: 3105174709.
What is Dr. Julie Sim's NPI?
Dr. Julie Sim's National Provider Identifier (NPI) is 1447293733, issued by NPPES.
Does Dr. Julie Sim accept Medicare assignment?
Yes. Dr. Julie Sim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Julie Sim commonly perform?
Top Medicare-reported procedures in 2023: Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080). Source: CMS Medicare Physician & Other Practitioners file.