YI CHEN (NP) – Family Nurse Practitioner, NPI 1013621184
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 YI CHEN (NP)
3008 BIRCHWOOD COURT
FULLERTON, CA 92835
Phone: (951) 599-3182
Type: Mailing
1480 64TH ST STE 100
EMERYVILLE, CA 946082038
Phone: (510) 629-6682
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 221 Open Payments records for all available years, with a total value of $6,133.
Total Amount is formed as General ($6,133) + Research ($0) + Ownership ($0) = $6,133.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Astellas Pharma US Inc ($1,075).
Total Amount
$6,133
General + Research + Ownership
Payments
221
Total payment records
General Amount
$6,133
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Astellas Pharma US Inc | $1,075 |
| PFIZER INC. | $479 |
| Merck Sharp & Dohme LLC | $451 |
| Novartis Pharmaceuticals Corporation | $372 |
| AstraZeneca Pharmaceuticals LP | $237 |
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: 2023-12-14
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 |
|---|---|---|---|---|
| I20231214003330 | 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 92835)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Plastic And Reconstructive Surgery | CA | |
| Hematology, Hematology/Oncology, Medical Oncology | CA | |
| - | CA | |
| Radiation Oncology | CA | |
| - | CA | |
| Hematology, Hematology/Oncology, Internal Medicine, Medical Oncology | CA | |
| H E M A T O L O G Y/ O N C O L O G Y | CA | |
| Internal Medicine | CA | |
| Surgical Oncology | CA | |
| - | CA |
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