KAREN L NGUYEN (PA-C) – Physician Assistant, NPI 1992989693
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,282 PHYSICIAN ASSISTANT in WA
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Provider Addresses for KAREN L NGUYEN (PA-C)
6703, West Rio Grande Avenue, Tri-Cities, Benton County, Washington, 99336, United States
KENNEWICK, WA 993362623
Phone: (509) 460-5588
Fax: (509) 783-5438
Type: Mailing
821 SWIFT BLVD
RICHLAND, WA 993523513
Phone: (509) 606-5040
Fax: (509) 946-7253
Type: Mailing
821, Swift Boulevard, Tri-Cities, Benton County, Washington, 99352, United States
RICHLAND, WA 993523513
Phone: (509) 606-5040
Fax: (509) 946-7253
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 $155.
Total Amount is formed as General ($155) + Research ($0) + Ownership ($0) = $155.
Last reported payment date: 2024-10-22 • Largest payer in this snapshot: Nevro Corp. ($62).
Total Amount
$155
General + Research + Ownership
Payments
5
Total payment records
General Amount
$155
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Nevro Corp. | $62 |
| Boston Scientific Corporation | $51 |
| Relievant Medsystems, Inc. | $25 |
| ABBVIE 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: 2014-11-07
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 |
|---|---|---|---|---|
| I20141107000042 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| J0585 | Injection, onabotulinumtoxina, 1 unit | 9,400 | 19 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 860 | 337 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 148 | 127 | $0 |
| 72110 | X-ray of lower and sacral spine, minimum of 4 views | 138 | 137 | $0 |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 134 | 25 | $0 |
Insurance plans in this area (ZIP 99336)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | WA | |
| Anesthesiology, Interventional Pain Management | WA | |
| Physician Assistant | WA | |
| Orthopedic Surgery | WA | |
| Nurse Practitioner | WA |
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