Internal Medicine, Hematology & Oncology · Holmdel, NJ
NPI
1194753350
Since 2006
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
1
Medicare group memberships
Hospitals
5
Hospital affiliations
723 N Beers St, 1e
Holmdel, NJ, 07733
Phone (732) 739-8644
Groups this clinician bills Medicare through
Medicare paid, 2024
$4.0M
230,886 services
Medicare patients, 2024
987
Average age 75
Drug cost, 2024
$2.7M
1,354 prescriptions
Company payments, 2025
$3,544
From 49 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Aileen L Chen was code J1756 (injection, iron sucrose, 1 mg), 33,600 times for 33 patients. In total Aileen L Chen billed 230,886 services in 124 codes, and Medicare paid $4.0M.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2007-07-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J1756 Injection, iron sucrose, 1 mg | Office | 33,600 | 33 | $0.18 | $5,902 |
| J0185 Injection, aprepitant, 1 mg | Office | 18,070 | 30 | $1.35 | $24K |
| J9271 Injection, pembrolizumab, 1 mg | Office | 16,400 | 16 | $44.78 | $734K |
| J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units | Office | 8,900 | 26 | $6.37 | $57K |
| J0897 Injection, denosumab, 1 mg | Office | 7,020 | 47 | $20.31 | $143K |
| J1449 Injection, eflapegrastim-xnst, 0.1 mg | Office | 4,634 | 14 | $20.99 | $97K |
| J2405 Injection, ondansetron hydrochloride, per 1 mg | Office | 3,424 | 34 | $0.07 | $252 |
| 85025 Blood Count | Office | 2,896 | 686 | $7.59 | $22K |
| 36415 Venipuncture Blood Collection | Office | 2,732 | 692 | $8.64 | $24K |
| 99214 Office E&M - Established | Office | 2,070 | 640 | $98.66 | $204K |
| J1100 Injection, dexamethasone sodium phosphate, 1 mg | Office | 2,004 | 41 | $0.09 | $180 |
| 96367 Intravenous Infusion, Hydration | Office | 1,232 | 70 | $24.14 | $30K |
| 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 | 787 | 279 | $12.89 | $10K |
| 96372 Injection Administration | Office | 735 | 126 | $11.56 | $8,497 |
| 99232 Hospital E&M - Subsequent | Facility | 605 | 176 | $64.63 | $39K |
By year: 2022 $4.4M for 280,045 services; 2023 $3.6M for 215,433 services; 2024 $4.0M for 230,886 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 85025 Blood Count | 2,896 | 686 | $7.59 | $22K |
| 36415 Venipuncture Blood Collection | 2,732 | 692 | $8.64 | $24K |
Medicare prescription drug claims, 2024
In 2024, the drug Aileen L Chen prescribed most often to Medicare patients was Letrozole, with 230 prescriptions and refills. In total Aileen L Chen wrote 1,354 Medicare prescriptions that cost $2.7M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Letrozole Generic | 230 | 649 | 80 | $5,046 |
| Eliquis Apixaban | 102 | 162 | 28 | $88K |
| Xarelto Rivaroxaban | 72 | 129 | 16 | $70K |
| Ondansetron Odt Ondansetron | 58 | 60 | 45 | $1,367 |
| Anastrozole Generic | 56 | 167 | 21 | $1,066 |
| Gabapentin Generic | 43 | 63 | 15 | $432 |
| Hydroxyurea Generic | 34 | 93 | 12 | $1,301 |
| Prochlorperazine Maleate Generic | 33 | 33 | 25 | $642 |
| Verzenio Abemaciclib | 32 | 32 | Under 11 | $397K |
| Alendronate Sodium Generic | 32 | 90 | 14 | $310 |
| Dexamethasone Generic | 29 | 48 | 20 | $819 |
| Xtandi Enzalutamide | 28 | 28 | Under 11 | $343K |
| Exemestane Generic | 27 | 61 | Under 11 | $4,723 |
| Valacyclovir Valacyclovir Hcl | 27 | 48 | Under 11 | $1,035 |
| Ibrance Palbociclib | 26 | 26 | Under 11 | $415K |
Brand drugs: 385 claims; generic drugs: 969 claims; opioid claims: 79.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Aileen L Chen $3,544 ($3,544 in general payments such as food, travel and fees) from 49 companies. The largest payer was Daiichi Sankyo Inc. with $359.
| Company | Payments | Amount |
|---|---|---|
| Daiichi Sankyo Inc. 4568.T | 20 | $359 |
| Gilead Sciences, Inc. GILD | 14 | $301 |
| Janssen Biotech, Inc. JNJ | 6 | $217 |
| AstraZeneca Pharmaceuticals LP AZN | 10 | $178 |
| Abbvie Inc. ABBV | 12 | $174 |
| Bayer Healthcare Pharmaceuticals Inc. BAYN.DE | 6 | $167 |
| E.R. Squibb & Sons, L.L.C. BMY | 10 | $152 |
| Adaptive Biotechnologies Corporation ADPT | 4 | $144 |
| Novartis Pharmaceuticals Corporation NVS | 7 | $127 |
| Incyte Corporation INCY | 6 | $111 |
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.