GRETA JONES LIEBELT (NP) – Nurse Practitioner, NPI 1316989494
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
16,360 NURSE PRACTITIONER in CA
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Provider Addresses for GRETA JONES LIEBELT (NP)
Woodland Hills Post Office, Oxnard Street, Warner Center, Woodland Hills-Warner Center Neighborhood Council District, Los Angeles, Los Angeles County, California, 91367, United States
WOODLAND HILLS, CA 913654419
Phone: (888) 620-3100
Fax: (818) 587-2493
Type: Mailing
O’Connor Hospital, 2105, Forest Avenue, Rose Garden, San Jose, Santa Clara County, California, 95128, United States
SAN JOSE, CA 951281425
Phone: (408) 947-2500
Fax: (818) 587-2493
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: 2005-01-20
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 |
|---|---|---|---|---|
| I20050120000865 | 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 91365)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CA | |
| Clinical Psychologist | CA | |
| Internal Medicine | CA | |
| Internal Medicine, Gastroenterology | CA | |
| - | CA | |
| Internal Medicine, Critical Care (Intensivists), Pulmonary Disease | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine, Hospitalist | PA | |
| - | CA | |
| Certified Registered Nurse Anesthetist (Crna) | CA |
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