Internal Medicine, Hematology & Oncology · Rockville, MD
NPI
1104003342
Since 2008
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
6000 Executive Blvd, Suite 501
Rockville, MD, 20852
Phone (240) 618-0275
Groups this clinician bills Medicare through
Medicare paid, 2024
$2.5M
199,785 services
Medicare patients, 2024
615
Average age 76
Drug cost, 2024
$2.6M
1,252 prescriptions
Company payments, 2025
$2,499
From 38 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by James X Xu was code J1453 (injection, fosaprepitant, 1 mg), 24,750 times for 39 patients. In total James X Xu billed 199,785 services in 110 codes, and Medicare paid $2.5M.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2016-12-29.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J1453 Injection, fosaprepitant, 1 mg | Office | 24,750 | 39 | $0.11 | $2,835 |
| Q0138 Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) | Office | 22,950 | 25 | $0.28 | $6,378 |
| J9263 Injection, oxaliplatin, 0.5 mg | Office | 17,500 | 11 | $0.05 | $962 |
| J1100 Injection, dexamethasone sodium phosphate, 1 mg | Office | 8,252 | 67 | $0.09 | $743 |
| J2405 Injection, ondansetron hydrochloride, per 1 mg | Office | 7,416 | 68 | $0.07 | $546 |
| J1437 Injection, ferric derisomaltose, 10 mg | Office | 6,800 | 50 | $15.81 | $108K |
| J0897 Injection, denosumab, 1 mg | Office | 6,360 | 15 | $20.63 | $131K |
| Q5126 Injection, bevacizumab-maly, biosimilar, (alymsys), 10 mg | Office | 4,680 | 15 | $45.05 | $211K |
| 85025 Blood Count | Office | 3,590 | 436 | $7.58 | $27K |
| 96367 Intravenous Infusion, Hydration | Office | 3,535 | 77 | $27.80 | $98K |
| Q5106 Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units | Office | 3,147 | 30 | $5.70 | $18K |
| J2469 Injection, palonosetron hcl, 25 mcg | Office | 1,640 | 39 | $0.68 | $1,121 |
| J0640 Injection, leucovorin calcium, per 50 mg | Office | 1,511 | 13 | $3.48 | $5,252 |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 1,432 | 392 | $15.09 | $22K |
| 36415 Venipuncture Blood Collection | Office | 1,399 | 151 | $8.65 | $12K |
By year: 2022 $2.7M for 266,977 services; 2023 $2.7M for 313,324 services; 2024 $2.5M for 199,785 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 85025 Blood Count | 3,590 | 436 | $7.58 | $27K |
| 36415 Venipuncture Blood Collection | 1,399 | 151 | $8.65 | $12K |
| 85610 Clinical Chemistry | 129 | 12 | $4.20 | $542 |
Medicare prescription drug claims, 2024
In 2024, the drug James X Xu prescribed most often to Medicare patients was Eliquis (Apixaban), with 192 prescriptions and refills. In total James X Xu wrote 1,252 Medicare prescriptions that cost $2.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Eliquis Apixaban | 192 | 313 | 59 | $174K |
| Warfarin Sodium Generic | 142 | 184 | 14 | $468 |
| Ondansetron Odt Ondansetron | 71 | 71 | 32 | $571 |
| Prednisone Generic | 48 | 54 | Under 11 | $143 |
| Enoxaparin Sodium Generic | 41 | 41 | 11 | $14K |
| Abiraterone Acetate Generic | 40 | 40 | Under 11 | $58K |
| Furosemide Generic | 37 | 37 | 17 | $20.88 |
| Oxycodone Hcl Generic | 36 | 36 | Under 11 | $375 |
| Lenalidomide Generic | 34 | 34 | Under 11 | $582K |
| Famotidine Generic | 32 | 36 | Under 11 | $280 |
| Xarelto Rivaroxaban | 26 | 32 | Under 11 | $16K |
| Mirtazapine Generic | 24 | 30 | 11 | $169 |
| Letrozole Generic | 23 | 24 | Under 11 | $90.62 |
| Lisinopril Generic | 23 | 45 | Under 11 | $79.35 |
| Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav | 22 | 22 | 14 | $180 |
Brand drugs: 380 claims; generic drugs: 872 claims; opioid claims: 72.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid James X Xu $2,499 ($2,499 in general payments such as food, travel and fees) from 38 companies. The largest payer was Janssen Biotech, Inc. with $272.
| Company | Payments | Amount |
|---|---|---|
| Janssen Biotech, Inc. JNJ | 13 | $272 |
| Novartis Pharmaceuticals Corporation NVS | 10 | $256 |
| Daiichi Sankyo Inc. 4568.T | 9 | $201 |
| AstraZeneca Pharmaceuticals LP AZN | 7 | $170 |
| Merck Sharp & Dohme LLC MRK | 6 | $150 |
| ARS Pharmaceuticals Operations, Inc. SPRY | 1 | $100 |
| Genzyme Corporation SNY | 4 | $97.69 |
| BeOne Medicines USA, Inc. ONC | 4 | $93.39 |
| Abbvie Inc. ABBV | 3 | $86.26 |
| Amneal Pharmaceuticals LLC AMRX | 3 | $79.63 |
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.