MARGARET WAT (MD) – Dermatology Physician, NPI 1477972032
Dermatology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
1,284 DERMATOLOGY in TX
Provider Addresses for MARGARET WAT (MD)
13105 Wortham Center Dr
Houston, TX 770655611
Phone: (713) 442-0000
Type: Location
22121 Fm 1093 Rd
Richmond, TX 774072140
Phone: (713) 442-4100
Type: Location
1 BAYLOR PLZ
HOUSTON, TX 770303411
Phone: (713) 798-4951
Type: Mailing
1316 W ONTARIO ST
PHILADELPHIA, PA 191405220
Phone: (215) 707-3376
Fax: (215) 707-9510
Type: Location
900 CUMMINGS CTR STE 311T
BEVERLY, MA 019156260
Phone: (978) 225-3376
Fax: (978) 560-1245
Type: Mailing
7165 N PIMA CANYON DR
TUCSON, AZ 857181407
Phone: (520) 694-2128
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 $146.
Total Amount is formed as General ($146) + Research ($0) + Ownership ($0) = $146.
Last reported payment date: 2024-09-25 • Largest payer in this snapshot: LEO Pharma Inc. ($121).
Total Amount
$146
General + Research + Ownership
Payments
2
Total payment records
General Amount
$146
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| LEO Pharma Inc. | $121 |
| PFIZER INC. | $25 |
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: 2025-05-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20190904002790 | I | Dermatology | PA | TBD |
| I20230210001418 | I | Dermatology | TX | TBD |
| I20250501002547 | I | Dermatology | MA | 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 77065)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| D E R M A T O L O G Y | MA | |
| D E R M A T O L O G Y | MA | |
| D E R M A T O L O G Y | MA | |
| P A T H O L O G Y | MA | |
| D E R M A T O L O G Y | IL | |
| D E R M A T O L O G Y | MA | |
| D E R M A T O L O G Y | MA | |
| Dermatology, Micrographic Dermatologic Surgery (Mds) | MA | |
| D E R M A T O L O G Y | MA | |
| D E R M A T O L O G Y | PA |
Reviews
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