JULIE SUN (M.D.) – Diagnostic Radiology Physician, NPI 1629036819
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,800 DIAGNOSTIC RADIOLOGY in CA
Loading map...
Provider Addresses for JULIE SUN (M.D.)
PO BOX 190
SIMI VALLEY, CA 930620190
Phone: (805) 522-5940
Fax: (805) 522-6401
Type: Mailing
PIH Health Hospital - Downey, 11500, Brookshire Avenue, Downey, Los Angeles County, California, 90241, United States
DOWNEY, CA 902414917
Phone: (562) 904-5000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $18.
Total Amount is formed as General ($18) + Research ($0) + Ownership ($0) = $18.
Last reported payment date: 2023-08-29 • Largest payer in this snapshot: E.R. Squibb & Sons, L.L.C. ($18).
Total Amount
$18
General + Research + Ownership
Payments
1
Total payment records
General Amount
$18
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| E.R. Squibb & Sons, L.L.C. | $18 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2005-09-15
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050915000290 | I | Diagnostic Radiology | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 77067 | Screening mammography | 1,428 | 1,428 | $0 |
| 77063 | Screening 3d breast mammography | 922 | 922 | $0 |
| 71046 | X-ray of chest, 2 views | 764 | 732 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 579 | 578 | $0 |
| 70450 | Ct scan head or brain without contrast | 520 | 509 | $0 |
Insurance plans in this area (ZIP 93062)
Loading plans...
Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | CA | 71250 | CT scan chest | 37 | 37 |
| DIAGNOSTIC RADIOLOGY | CA | 73562 | X-ray of knee, 3 views | 30 | 26 |
| DIAGNOSTIC RADIOLOGY | CA | 73630 | X-ray of foot, minimum of 3 views | 36 | 29 |
| DIAGNOSTIC RADIOLOGY | CA | 74177 | CT scan of abdomen and pelvis with contrast | 47 | 46 |
| DIAGNOSTIC RADIOLOGY | CA | 76872 | Ultrasound of rectum | 18 | 17 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| - | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | MN | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | MA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.