DR. THOMAS B. WILLIAMSON (M.D.) – Family Medicine Physician, NPI 1497829139
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
514 FAMILY PRACTICE in HI
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Provider Addresses for DR. THOMAS B. WILLIAMSON (M.D.)
Waialo Road, ʻEleʻele, Port Allen, Kauaʻi County, Hawaii, 96705, United States
ELEELE, HI 96705
Phone: (808) 335-0499
Fax: (808) 335-0496
Type: Location
Wilcox Medical Center, 3-3420, Kuhio Highway, Lihue, Kauaʻi County, Hawaii, 96766, United States
SUITE B
LIHUE, HI 967661098
Phone: (808) 335-0499
Fax: (808) 335-0496
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $18.
Total Amount is formed as General ($18) + Research ($0) + Ownership ($0) = $18.
Last reported payment date: 2023-07-31 • Largest payer in this snapshot: SANOFI PASTEUR INC. ($18).
Total Amount
$18
General + Research + Ownership
Payments
1
Total payment records
General Amount
$18
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-07-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| SANOFI PASTEUR INC. | $18 |
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: 2004-12-15
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 |
|---|---|---|---|---|
| I20041215000236 | I | Family Practice | HI | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 268 | 154 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 212 | 135 | $0 |
| G0008 | Administration of influenza virus vaccine | 74 | 70 | $0 |
| 90662 | Influenza vaccine split virus, preservative free | 73 | 69 | $0 |
| 0124A | Adm sarscv2 bvl 30mcg/.3ml a | 35 | 35 | $0 |
Insurance plans in this area (ZIP 96705)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine, General Practice | OR | |
| O B S T E T R I C S/ G Y N E C O L O G Y | HI | |
| - | HI | |
| Internal Medicine, Hospitalist | HI | |
| Certified Registered Nurse Anesthetist (Crna) | FL | |
| Cardiovascular Disease (Cardiology) | PA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | HI | |
| Orthopedic Surgery | ID | |
| Qualified Audiologist | HI | |
| A N E S T H E S I O L O G Y | HI |
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