WENDY MAK (D.O.) – Family Medicine Physician, NPI 1508250036
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,194 FAMILY PRACTICE in CA
Provider Addresses for WENDY MAK (D.O.)
18460 ROSCOE BLVD
NORTHRIDGE, CA 913254107
Phone: (818) 885-5480
Type: Location
18406 ROSCOE BLVD
NORTHRIDGE, CA 913254107
Phone: (818) 993-4054
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 17 Open Payments records for all available years, with a total value of $670.
Total Amount is formed as General ($670) + Research ($0) + Ownership ($0) = $670.
Last reported payment date: 2024-11-25 • Largest payer in this snapshot: Lilly USA, LLC ($254).
Total Amount
$670
General + Research + Ownership
Payments
17
Total payment records
General Amount
$670
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $254 |
| Amgen Inc. | $125 |
| Novo Nordisk Inc | $73 |
| ABIOMED | $54 |
| GlaxoSmithKline, LLC. | $51 |
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: 2017-10-03
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 |
|---|---|---|---|---|
| I20171003007073 | I | Family Practice | 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 91325)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CA | |
| Family Practice | CA | |
| Internal Medicine | CA | |
| P S Y C H I A T R Y | CA | |
| Family Practice | TX | |
| Family Practice | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Physician Assistant | CA | |
| P S Y C H I A T R Y | CA |
Reviews
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