Doctor profile · Federal record

Dr. Karen Nguyen, PA-C

Physician Assistant · Richland, WA

  • NPI 1992989693
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
821 Swift Blvd
Richland, WA 993523513
(509) 606-5040
fax (509) 946-7253

Credentials & registration

NPPES · NUCC
NPI registered
December 2007 — 19 yrs on file
Profile last updated
April 11, 2022
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Washington #PA10005282
Medicaid
WA #2011502

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992989693. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11,173
Distinct HCPCS
10
Medicare allowed
$221,526
HCPCS Description Services Patients Avg allowed
J0585 Injection, onabotulinumtoxina, 1 unit 9,400 19 $6
99214 Established patient office or other outpatient visit, 30-39 minutes 860 337 $107
99213 Established patient office or other outpatient visit, 20-29 minutes 148 127 $76
72110 X-ray of lower and sacral spine, minimum of 4 views 138 137 $40
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 134 25 $1
72148 Mri scan of lower spinal canal without contrast 101 101 $91
99204 New patient office or other outpatient visit, 45-59 minutes 100 100 $141
72195 Mri scan of pelvis without contrast 67 67 $178
64616 Injection of chemical for paralysis of nerve muscles on side of neck excluding voice box 45 18 $148
95874 Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle 45 18 $68

In context: peer comparison

Among 27 peers in Richland Physician Assistant, average services per provider: 106. This provider delivers 105× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$68
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $50.64
Abbvie INC. 1 $17.58

By nature of payment

Food and Beverage
$68

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
68
Patients
28
Total drug cost
$1,207
Drug Type Claims Patients Total cost
Gabapentin Generic 57 17 $1,201
Alprazolam Generic 11 11 $6

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Nguyen's medical specialty?
Dr. Karen Nguyen practices Physician Assistant in Richland, WA.
Where does Dr. Karen Nguyen practice?
Dr. Karen Nguyen practices at 821 Swift Blvd, Richland, WA 993523513. Office phone: 5096065040.
What is Dr. Karen Nguyen's NPI?
Dr. Karen Nguyen's National Provider Identifier (NPI) is 1992989693, issued by NPPES.
Does Dr. Karen Nguyen accept Medicare assignment?
Yes. Dr. Karen Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.