Internal Medicine, Medical Oncology · Somerset, NJ
NPI
1801887286
Since 2005
Specialty
Internal Medicine, Medical Oncology
Code 207RX0202X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
75 Veronica Ave, Suite 201
Somerset, NJ, 08873
Phone (732) 246-4882
Groups this clinician bills Medicare through
Medicare paid, 2024
$2.7M
208,898 services
Medicare patients, 2024
989
Average age 77
Drug cost, 2024
$4.6M
2,064 prescriptions
Company payments, 2025
$898
From 29 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Robert P Fein was code J1439 (injection, ferric carboxymaltose, 1 mg), 90,750 times for 83 patients. In total Robert P Fein billed 208,898 services in 145 codes, and Medicare paid $2.7M.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-08-07.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J1439 Injection, ferric carboxymaltose, 1 mg | Office | 90,750 | 83 | $0.86 | $78K |
| J9271 Injection, pembrolizumab, 1 mg | Office | 18,400 | 19 | $44.50 | $819K |
| J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) | Office | 9,680 | 16 | $2.32 | $22K |
| J1756 Injection, iron sucrose, 1 mg | Office | 8,200 | 20 | $0.18 | $1,460 |
| J0897 Injection, denosumab, 1 mg | Office | 5,880 | 27 | $20.60 | $121K |
| J1306 Injection, inclisiran, 1 mg | Office | 5,680 | 13 | $9.52 | $54K |
| J1449 Injection, eflapegrastim-xnst, 0.1 mg | Office | 4,950 | 19 | $20.80 | $103K |
| J9395 Injection, fulvestrant, 25 mg | Office | 1,440 | 17 | $6.17 | $8,888 |
| 36415 Venipuncture Blood Collection | Office | 1,421 | 616 | $8.61 | $12K |
| J1100 Injection, dexamethasone sodium phosphate, 1 mg | Office | 1,257 | 41 | $0.09 | $113 |
| 85025 Blood Count | Office | 1,107 | 410 | $7.49 | $8,295 |
| 99214 Office E&M - Established | Office | 1,103 | 534 | $109.94 | $121K |
| 96372 Injection Administration | Office | 581 | 149 | $12.92 | $7,509 |
| 99213 Office E&M - Established | Office | 418 | 227 | $79.26 | $33K |
| 85027 Blood Count | Office | 310 | 150 | $6.22 | $1,927 |
By year: 2022 $2.2M for 187,455 services; 2023 $2.1M for 162,356 services; 2024 $2.7M for 208,898 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 1,421 | 616 | $8.61 | $12K |
| 85025 Blood Count | 1,107 | 410 | $7.49 | $8,295 |
| 85027 Blood Count | 310 | 150 | $6.22 | $1,927 |
Medicare prescription drug claims, 2024
In 2024, the drug Robert P Fein prescribed most often to Medicare patients was Anastrozole, with 543 prescriptions and refills. In total Robert P Fein wrote 2,064 Medicare prescriptions that cost $4.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Anastrozole Generic | 543 | 1,558 | 157 | $13K |
| Procrit Epoetin Alfa | 129 | 129 | 16 | $201K |
| Ibrance Palbociclib | 126 | 126 | 13 | $2.0M |
| Aranesp Darbepoetin Alfa In Polysorbat | 113 | 113 | 18 | $323K |
| Lupron Depot Leuprolide Acetate | 76 | 152 | 16 | $290K |
| Alprazolam Generic | 58 | 62 | 21 | $231 |
| Ibandronate Sodium Generic | 52 | 153 | 18 | $2,161 |
| Letrozole Generic | 42 | 123 | 13 | $1,416 |
| Neulasta Pegfilgrastim | 40 | 40 | Under 11 | $252K |
| Exemestane Generic | 39 | 117 | 12 | $8,575 |
| Prednisone Generic | 36 | 64 | 22 | $258 |
| Gabapentin Generic | 35 | 56 | 13 | $362 |
| Nystatin Generic | 34 | 34 | Under 11 | $242 |
| Akynzeo Fosnetupitant/Palonosetron | 33 | 33 | Under 11 | $31K |
| Levothyroxine Sodium Generic | 28 | 80 | Under 11 | $266 |
Brand drugs: 735 claims; generic drugs: 1,329 claims; opioid claims: 63.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Robert P Fein $898 ($898 in general payments such as food, travel and fees) from 29 companies. The largest payer was AstraZeneca Pharmaceuticals LP with $159.
| Company | Payments | Amount |
|---|---|---|
| AstraZeneca Pharmaceuticals LP AZN | 6 | $159 |
| Ipsen Biopharmaceuticals, Inc IPN.PA | 3 | $55.88 |
| Caris MPI, Inc. | 1 | $44.79 |
| Pharmacosmos Therapeutics Inc. | 2 | $42.49 |
| Genentech USA, Inc. ROG.SW | 2 | $40.73 |
| Deciphera Pharmaceuticals Inc. | 2 | $38.83 |
| Incyte Corporation INCY | 2 | $37.45 |
| Astellas Pharma US Inc 4503.T | 2 | $37.06 |
| Abbvie Inc. ABBV | 2 | $33.46 |
| Novocure Inc. NVCR | 1 | $29.34 |
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.