Internal Medicine, Nephrology · Mount Vernon, WA
NPI
1114031655
Since 2006
Specialty
Internal Medicine, Nephrology
Code 207RN0300X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
1500 E Broadway
Mount Vernon, WA, 98274
Phone (425) 257-1100
Groups this clinician bills Medicare through
Medicare paid, 2024
$171K
1,301 services
Medicare patients, 2024
269
Average age 71
Drug cost, 2024
$136K
1,820 prescriptions
Company payments, 2025
$14.09
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Chia-Jen Kuan was code 90961 (esrd related services (not dialysis)), 204 times for 41 patients. In total Chia-Jen Kuan billed 1,301 services in 21 codes, and Medicare paid $171K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-08-27.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 90961 ESRD Related Services (not dialysis) | Office | 204 | 41 | $242.42 | $49K |
| 99233 Hospital E&M - Subsequent | Facility | 140 | 59 | $102.30 | $14K |
| 99215 Office E&M - Established | Office | 109 | 62 | $141.05 | $15K |
| 90962 ESRD Related Services (not dialysis) | Office | 107 | 31 | $168.13 | $18K |
| 90966 ESRD Related Services (not dialysis) | Office | 91 | 12 | $223.35 | $20K |
| 99232 Hospital E&M - Subsequent | Facility | 80 | 41 | $66.23 | $5,299 |
| 99214 Office E&M - Established | Office | 71 | 59 | $98.35 | $6,983 |
| 90960 ESRD Related Services (not dialysis) | Office | 48 | 15 | $293.31 | $14K |
| 90935 Hemodialysis | Facility | 47 | 31 | $61.58 | $2,894 |
| 99205 Office E&M - New | Office | 44 | 44 | $169.65 | $7,465 |
| 99223 Hospital E&M - Initial | Facility | 32 | 27 | $147.12 | $4,708 |
| 90937 Hemodialysis | Facility | 31 | 12 | $89.41 | $2,772 |
| 99222 Hospital E&M - Initial | Facility | 26 | 25 | $106.59 | $2,771 |
| 99204 Office E&M - New | Office | 12 | 12 | $121.16 | $1,454 |
By year: 2022 $166K for 1,058 services; 2023 $156K for 1,159 services; 2024 $171K for 1,301 services.
Medicare prescription drug claims, 2024
In 2024, the drug Chia-Jen Kuan prescribed most often to Medicare patients was Amlodipine Besylate, with 172 prescriptions and refills. In total Chia-Jen Kuan wrote 1,820 Medicare prescriptions that cost $136K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Amlodipine Besylate Generic | 172 | 428 | 59 | $1,101 |
| Carvedilol Generic | 169 | 407 | 60 | $1,651 |
| Torsemide Generic | 115 | 262 | 38 | $2,839 |
| Losartan Potassium Generic | 97 | 223 | 31 | $923 |
| Prednisone Generic | 73 | 129 | 19 | $423 |
| Furosemide Generic | 72 | 120 | 23 | $512 |
| Sevelamer Carbonate Generic | 62 | 84 | 13 | $14K |
| Tamsulosin Hcl Generic | 60 | 151 | 20 | $801 |
| Atorvastatin Calcium Generic | 57 | 155 | 20 | $522 |
| Calcium Acetate Generic | 57 | 91 | 17 | $5,338 |
| Hydralazine Hcl Generic | 50 | 98 | 17 | $394 |
| Lokelma Sodium Zirconium Cyclosilicate | 49 | 49 | 11 | $36K |
| Lisinopril Generic | 42 | 102 | 15 | $334 |
| Allopurinol Generic | 33 | 90 | 12 | $273 |
| Pantoprazole Sodium Generic | 31 | 61 | Under 11 | $227 |
Brand drugs: - claims; generic drugs: 1,660 claims; opioid claims: 20.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Chia-Jen Kuan $14.09 ($14.09 in general payments such as food, travel and fees) from 1 company. The largest payer was Novartis Pharmaceuticals Corporation with $14.09.
| Company | Payments | Amount |
|---|---|---|
| Novartis Pharmaceuticals Corporation NVS | 1 | $14.09 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.