MS. SANDRA S CHANG (PA) – Physician Assistant, NPI 1164751996
Physician Assistant
Main info
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for MS. SANDRA S CHANG (PA)
400 Austin St
Richmond, TX 774694406
Phone: (281) 342-4530
Type: Location
PO BOX 18821
SUGAR LAND, TX 774968821
Phone: (281) 969-7137
Fax: (281) 969-8882
Type: Mailing
4106 MIDSTREAM DR
MISSOURI CITY, TX 774591726
Phone: (512) 791-7436
Type: Mailing
2745 TOWN CENTER BLVD N UNIT 132
SUGAR LAND, TX 774792320
Phone: (832) 478-8740
Type: Location
Cartwright Road, Missouri City, Fort Bend County, Texas, 77459, United States
SUITE 606
MISSOURI CITY, TX 774593541
Phone: (281) 969-7137
Fax: (281) 969-8882
Type: Location
400 AUSTIN ST
RICHMOND, TX 774694406
Phone: (281) 342-4530
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $93.
Total Amount is formed as General ($93) + Research ($0) + Ownership ($0) = $93.
Last reported payment date: 2024-05-11 • Largest payer in this snapshot: Galderma Laboratories, L.P. ($93).
Total Amount
$93
General + Research + Ownership
Payments
2
Total payment records
General Amount
$93
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Galderma Laboratories, L.P. | $93 |
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: 2010-05-07
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 |
|---|---|---|---|---|
| I20100507000160 | I | Physician Assistant | TX | 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 77469)
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Reviews
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