WALTER LE – Internal Medicine Physician, NPI 1174943013
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,511 INTERNAL MEDICINE in CA
Provider Addresses for WALTER LE
12900 PARK PLAZA DR STE 150
CERRITOS, CA 907039329
Phone: (562) 977-4674
Type: Mailing
9209 COLIMA RD STE 1000
WHITTIER, CA 906051813
Phone: (562) 696-1104
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $12,184.
Total Amount is formed as General ($8,302) + Research ($3,882) + Ownership ($0) = $12,184.
Last reported payment date: 2024-11-28 • Largest payer in this snapshot: AstraZeneca UK Limited ($8,302).
Total Amount
$12,184
General + Research + Ownership
Payments
19
Total payment records
General Amount
$8,302
General payments
Research Amount
$3,882
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca UK Limited | $8,302 |
| Regeneron Pharmaceuticals, Inc. | $3,542 |
| Novartis Pharmaceuticals Corporation | $340 |
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: 2015-11-23
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 |
|---|---|---|---|---|
| I20151123001528 | I | Internal Medicine | 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 90703)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | CA | |
| Internal Medicine | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA | |
| Internal Medicine | CA | |
| Nurse Practitioner | CA |
Reviews
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