Doctor profile · Federal record
Dr. Caroline Kwon, MD
Nephrology Physician (CMS: Nephrology) · Fairfax, VA
- NPI 1285912857
- Accepts Medicare
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3930 Walnut St, Suite 101
Fairfax, VA 220304738
(703) 246-9246
fax (703) 246-9257
Credentials & registration
- NPI registered
- July 2011 — 15 yrs on file
- Profile last updated
- June 21, 2016
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- Virginia #0101259942
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1285912857. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,706
Distinct HCPCS
7
Medicare allowed
$193,513
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 920 | 460 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 379 | 188 | $119 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 244 | 227 | $141 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 60 | 60 | $184 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 46 | 15 | $386 | |
90935 |
Hemodialysis procedure with physician evaluation | 41 | 32 | $78 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 16 | 16 | $180 |
In context: peer comparison
Among 12 peers in Fairfax Nephrology Physician, average services per provider: 170. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$192
Transactions
4
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ani Pharmaceuticals, INC. | 2 | $121.38 | |
| Mallinckrodt Hospital Products INC. | 2 | $70.21 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
388
Patients
70
Total drug cost
$51,187
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 63 | 23 | $631 |
| Losartan Potassium | Generic | 48 | 19 | $688 |
| Torsemide | Generic | 38 | 17 | $1,372 |
| Famotidine | Generic | 29 | 0 | $309 |
| Nifedipine ER (Nifedipine) | Brand | 29 | 0 | $1,965 |
| Amlodipine Besylate | Generic | 27 | 11 | $337 |
| Carvedilol | Generic | 24 | 0 | $392 |
| Veltassa (Patiromer Calcium Sorbitex) | Brand | 21 | 0 | $22,666 |
| Lisinopril | Generic | 18 | 0 | $91 |
| Calcitriol | Generic | 16 | 0 | $379 |
Hospital affiliations
Frequently asked questions
What is Dr. Caroline Kwon's medical specialty?
Dr. Caroline Kwon practices Nephrology Physician in Fairfax, VA.
Where does Dr. Caroline Kwon practice?
Dr. Caroline Kwon practices at 3930 Walnut St, Fairfax, VA 220304738. Office phone: 7032469246.
What is Dr. Caroline Kwon's NPI?
Dr. Caroline Kwon's National Provider Identifier (NPI) is 1285912857, issued by NPPES.
Does Dr. Caroline Kwon accept Medicare assignment?
Yes. Dr. Caroline Kwon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Caroline Kwon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.