GRACE M CHAU (NP) – Family Nurse Practitioner, NPI 1225670565
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
16,360 NURSE PRACTITIONER in CA
Provider Addresses for GRACE M CHAU (NP)
26800 Crown Valley Pkwy Ste 103
Mission Viejo, CA 926916389
Phone: (949) 347-2822
Type: Location
27768, Emerald, Mission Viejo, Orange County, California, 92691, United States
MISSION VIEJO, CA 926916457
Phone:
Type: Mailing
Paseo de Valencia, Laguna Hills, Orange County, California, 92653, United States
LAGUNA HILLS, CA 926533144
Phone: (949) 305-2660
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $139.
Total Amount is formed as General ($139) + Research ($0) + Ownership ($0) = $139.
Last reported payment date: 2024-10-03 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($56).
Total Amount
$139
General + Research + Ownership
Payments
7
Total payment records
General Amount
$139
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-03
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2020-06-04
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 |
|---|---|---|---|---|
| I20200604000974 | I | Nurse Practitioner | 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 92691)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | CA | |
| - | CA | |
| Physician Assistant | CA |
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