LYDIA ELIZABETH NASSAB (PA-C) – Physician Assistant, NPI 1104572478
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,491 PHYSICIAN ASSISTANT in TX
Provider Addresses for LYDIA ELIZABETH NASSAB (PA-C)
6621 FANNIN ST # MCW1998
HOUSTON, TX 770302358
Phone: (832) 828-3660
Type: Mailing
6621 FANNIN ST
HOUSTON, TX 770302358
Phone: (832) 824-1000
Type: Location
2925 DEBARR RD STE 240
ANCHORAGE, AK 995082959
Phone: (907) 339-4650
Fax: (907) 339-4694
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $117.
Total Amount is formed as General ($117) + Research ($0) + Ownership ($0) = $117.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: Collegium Pharmaceutical, Inc. ($41).
Total Amount
$117
General + Research + Ownership
Payments
6
Total payment records
General Amount
$117
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
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: 2024-09-23
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 |
|---|---|---|---|---|
| I20220328002577 | I | Physician Assistant | TX | TBD |
| I20240923002128 | I | Physician Assistant | AK | 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 77030)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospice/Palliative Care | OR | |
| Physician Assistant | AK | |
| Physician Assistant | AK | |
| Pain Management | WA | |
| Pain Management | GA | |
| Physician Assistant | AK | |
| Physician Assistant | AK | |
| A N E S T H E S I O L O G Y | AK | |
| Anesthesiology, Pain Management | AK | |
| - | FL |
Reviews
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