ELIZABETH S YUNG (NP) – Nurse Practitioner, NPI 1679917660
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
16,360 NURSE PRACTITIONER in CA
Provider Addresses for ELIZABETH S YUNG (NP)
4925 GREENBUSH AVE
SHERMAN OAKS, CA 914232006
Phone:
Type: Mailing
6345 BALBOA BLVD
SUITE 213
ENCINO, CA 913161519
Phone: (818) 774-3040
Type: Location
1070 IYANNOUGH RD
HYANNIS, MA 026011871
Phone: (888) 405-6396
Fax: (415) 252-7176
Type: Mailing
6345 Balboa Blvd
Suite 213
Encino, CA 913161519
Phone: (818) 774-3040
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: 2013-06-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20050915000801 | I | Nurse Practitioner | MA | TBD |
| I20130628000280 | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99309 | Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 66 | 54 | $0 |
| 99308 | Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 58 | 46 | $0 |
| 69210 | Removal of impacted ear wax | 32 | 20 | $0 |
Insurance plans in this area (ZIP 91423)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CA | |
| - | CA | |
| Nurse Practitioner | CA | |
| - | CA | |
| Internal Medicine | CA | |
| - | CA | |
| - | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA |
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