BRIAN H KUMASAKA (MD) – Dermatology Physician, NPI 1801971262
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
393 DERMATOLOGY in WA
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Provider Addresses for BRIAN H KUMASAKA (MD)
PO BOX 59028
RENTON, WA 980582028
Phone: (425) 251-5110
Fax: (425) 793-4707
Type: Mailing
660, Southwest 39th Street, Renton, King County, Washington, 98057, United States
STE 150
RENTON, WA 980574912
Phone: (425) 793-4707
Fax: (425) 656-4046
Type: Location
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 $31.
Total Amount is formed as General ($31) + Research ($0) + Ownership ($0) = $31.
Last reported payment date: 2023-05-01 • Largest payer in this snapshot: PFIZER INC. ($31).
Total Amount
$31
General + Research + Ownership
Payments
2
Total payment records
General Amount
$31
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-05-01
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $31 |
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: 2005-11-23
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 |
|---|---|---|---|---|
| I20051123000465 | I | Dermatology | WA | 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 |
|---|---|---|---|---|
| 17003 | Destruction of precancer skin growth, 2-14 growths | 1,787 | 296 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 651 | 516 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 446 | 354 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 377 | 302 | $0 |
| 17110 | Destruction of skin growth, 1-14 growths | 243 | 209 | $0 |
Insurance plans in this area (ZIP 98058)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | WA | |
| Physical Therapist In Private Practice | WA | |
| Internal Medicine, Hospitalist | WA | |
| P S Y C H I A T R Y | WA | |
| Hospice/Palliative Care, Internal Medicine | WA | |
| Internal Medicine, Hospitalist | CA | |
| Family Practice | WA | |
| Family Practice, Emergency Medicine | WA | |
| - | WA | |
| - | WA |
Reviews
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