WEILING CHANG (M.D.) – Diagnostic Radiology Physician, NPI 1659326460
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,800 DIAGNOSTIC RADIOLOGY in CA
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Provider Addresses for WEILING CHANG (M.D.)
Alvarado Road, La Mesa, San Diego County, California, 91942, United States
LA MESA, CA 91942
Phone: (619) 460-2770
Fax: (619) 460-2774
Type: Mailing
Fletcher Parkway, La Mesa, San Diego County, California, 91942, United States
LA MESA, CA 91942
Phone: (619) 461-1830
Fax: (619) 797-1484
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2005-11-07
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 |
|---|---|---|---|---|
| I20051107001054 | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 91942)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | CA | 71250 | CT scan chest | 56 | 56 |
| DIAGNOSTIC RADIOLOGY | CA | 73110 | X-ray of wrist, minimum of 3 views | 16 | 15 |
| DIAGNOSTIC RADIOLOGY | CA | 73562 | X-ray of knee, 3 views | 55 | 51 |
| DIAGNOSTIC RADIOLOGY | CA | 74177 | CT scan of abdomen and pelvis with contrast | 142 | 141 |
| DIAGNOSTIC RADIOLOGY | CA | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 24 | 24 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | OR | |
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CT | |
| - | CA | |
| Diagnostic Radiology | CA |
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