DR. MATTHEW CLIFFORD WILLETT (M.D.) – Dermatology Physician, NPI 1720328107
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
100 DERMATOLOGY in RI
Provider Addresses for DR. MATTHEW CLIFFORD WILLETT (M.D.)
102 VALLEY RD
MIDDLETOWN, RI 028425237
Phone: (401) 239-1800
Fax: (401) 239-1801
Type: Mailing
PO BOX 555191
CAMP PENDLETON, CA 920555191
Phone: (760) 719-3249
Type: Mailing
NAVAL HOSPITAL CAMP PENDLETON
200 MERCY CIRCLE
CAMP PENDLETON, CA 920555191
Phone: (760) 719-3249
Type: Location
10820 N Torrey Pines Rd
LA Jolla, CA 920371036
Phone: (858) 554-8646
Type: Location
36867 Cook St Ste 101
Palm Desert, CA 922116064
Phone: (760) 341-1999
Fax: (760) 341-1997
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $304.
Total Amount is formed as General ($304) + Research ($0) + Ownership ($0) = $304.
Last reported payment date: 2024-11-21 • Largest payer in this snapshot: GENZYME CORPORATION ($125).
Total Amount
$304
General + Research + Ownership
Payments
5
Total payment records
General Amount
$304
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GENZYME CORPORATION | $125 |
| SUN PHARMACEUTICAL INDUSTRIES INC. | $123 |
| Janssen Biotech, Inc. | $24 |
| ABBVIE INC. | $16 |
| PFIZER INC. | $16 |
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: 2025-05-27
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 |
|---|---|---|---|---|
| I20230609002552 | I | Dermatology | CA | TBD |
| I20250422000909 | I | Dermatology | NM | TBD |
| I20250527001873 | I | Micrographic Dermatologic Surgery (Mds) | PA | 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 02842)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA | |
| Physician Assistant | IA | |
| Physician Assistant | CA |
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