DR. VIKRAM JOSHUA PREMKUMAR M.D.
Prescription History 1104245521
Internal Medicine - Hematology & Oncology in Teaneck, NJ
What does Dr. Premkumar prescribe?
In 2024, Dr. Premkumar wrote 873 Medicare prescriptions for 30 medications. The most prescribed was Acyclovir, with 108 prescriptions for 24 patients.
Medicare Part D only. These are prescriptions filled by people with Medicare drug coverage in 2024, from the CMS data released in 2026, the most recent year available. CMS does not publish medications with fewer than 11 prescriptions, so this is not a full list of what Dr. Premkumar prescribes.
Medications 30 medications
Prescriptions filled under Medicare Part D in 2024. Select a medication to see what it is used for and how it compares with other New Jersey prescribers.
What it is used for
Acyclovir is used to treat infections caused by certain types of viruses.
Compared with New Jersey prescribers
Dr. Premkumar wrote 108 prescriptions for Acyclovir, about 3.8 times as often as the typical New Jersey prescriber of it (29). Medicare paid $10.89 per fill, versus $19.84 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used by people with sickle cell anemia to reduce the number of painful crises caused by the disease and to reduce the need for blood transfusions.
Compared with New Jersey prescribers
Dr. Premkumar wrote 72 prescriptions for Hydroxyurea, about 2.2 times as often as the typical New Jersey prescriber of it (32). Medicare paid $18.13 per fill, versus $26.88 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Lenalidomide is used to treat various types of cancers.
Compared with New Jersey prescribers
Dr. Premkumar wrote 72 prescriptions for Revlimid, about 2.2 times as often as the typical New Jersey prescriber of it (33). Medicare paid $18,156.47 per fill, versus $17,117.02 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Apixaban is used to prevent serious blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip/knee replacement surgery.
Compared with New Jersey prescribers
Dr. Premkumar wrote 60 prescriptions for Eliquis, about 64% as often as the typical New Jersey prescriber of it (94). Medicare paid $630.38 per fill, versus $883.39 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Lenalidomide is used to treat various types of cancers.
Compared with New Jersey prescribers
Dr. Premkumar wrote 57 prescriptions for Lenalidomide, about 2.2 times as often as the typical New Jersey prescriber of it (26). Medicare paid $12,619.87 per fill, versus $13,143.55 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain types of cancer (chronic lymphocytic leukemia-CLL, small lymphocytic lymphoma-SLL, acute myeloid leukemia-AML).
Compared with New Jersey prescribers
Dr. Premkumar wrote 56 prescriptions for Venclexta, about 2.3 times as often as the typical New Jersey prescriber of it (25). Medicare paid $11,640.48 per fill, versus $9,580.30 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Amoxicillin/clavulanic acid is a combination penicillin-type antibiotic used to treat a wide variety of bacterial infections.
Compared with New Jersey prescribers
Dr. Premkumar wrote 39 prescriptions for Amoxicillin-Clavulanate Potass, about 1.4 times as often as the typical New Jersey prescriber of it (28). Medicare paid $5.65 per fill, versus $8.42 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a combination of two antibiotics: sulfamethoxazole and trimethoprim.
Compared with New Jersey prescribers
Dr. Premkumar wrote 37 prescriptions for Sulfamethoxazole-Trimethoprim, about 1.3 times as often as the typical New Jersey prescriber of it (28). Medicare paid $2.88 per fill, versus $4.68 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with New Jersey prescribers
Dr. Premkumar wrote 32 prescriptions for Ondansetron Hcl, about 1.2 times as often as the typical New Jersey prescriber of it (27). Medicare paid $57.94 per fill, versus $18.41 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
See also Warning section.
Compared with New Jersey prescribers
Dr. Premkumar wrote 27 prescriptions for Entecavir, about 1.4 times as often as the typical New Jersey prescriber of it (20). Medicare paid $78.12 per fill, versus $231.60 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders.
Compared with New Jersey prescribers
Dr. Premkumar wrote 23 prescriptions for Prednisone, about half as often as the typical New Jersey prescriber of it (47). Medicare paid $2.60 per fill, versus $4.35 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat blood clots (such as in deep vein thrombosis-DVT or pulmonary embolus-PE) and/or to prevent new clots from forming in your body.
Compared with New Jersey prescribers
Dr. Premkumar wrote 22 prescriptions for Warfarin Sodium, about 61% as often as the typical New Jersey prescriber of it (36). Medicare paid $3.96 per fill, versus $9.78 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Dexamethasone is used to treat conditions such as arthritis, blood/hormone disorders, allergic reactions, skin diseases, eye problems, breathing problems, bowel disorders, cancer, and immune system disorders.
Compared with New Jersey prescribers
Dr. Premkumar wrote 21 prescriptions for Dexamethasone, about 70% as often as the typical New Jersey prescriber of it (30). Medicare paid $5.20 per fill, versus $11.45 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain bone marrow disorders (myelofibrosis, polycythemia vera).
Compared with New Jersey prescribers
Dr. Premkumar wrote 21 prescriptions for Jakafi, about 78% as often as the typical New Jersey prescriber of it (27). Medicare paid $14,870.33 per fill, versus $16,657.85 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Rivaroxaban is used to prevent blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip or knee replacement surgery.
Compared with New Jersey prescribers
Dr. Premkumar wrote 20 prescriptions for Xarelto, about 40% as often as the typical New Jersey prescriber of it (50). Medicare paid $877.84 per fill, versus $964.85 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Hydroxyzine is used to treat itching caused by allergies.
Compared with New Jersey prescribers
Dr. Premkumar wrote 19 prescriptions for Hydroxyzine Hcl, about 70% as often as the typical New Jersey prescriber of it (27). Medicare paid $17.20 per fill, versus $15.02 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Bosutinib is used to treat a certain type of blood cancer (chronic myelogenous leukemia-CML).
Compared with New Jersey prescribers
Dr. Premkumar wrote 17 prescriptions for Bosulif, about as often as the typical New Jersey prescriber of it (16). Medicare paid $15,726.29 per fill, versus $15,797.76 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat depression.
Compared with New Jersey prescribers
Dr. Premkumar wrote 16 prescriptions for Mirtazapine, about 30% as often as the typical New Jersey prescriber of it (53). Medicare paid $17.76 per fill, versus $20.57 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with New Jersey prescribers
Dr. Premkumar wrote 16 prescriptions for Ondansetron Odt, about 67% as often as the typical New Jersey prescriber of it (24). Medicare paid $26.04 per fill, versus $15.38 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain mental/mood disorders (such as schizophrenia, bipolar disorder).
Compared with New Jersey prescribers
Dr. Premkumar wrote 15 prescriptions for Olanzapine, about 30% as often as the typical New Jersey prescriber of it (50). Medicare paid $1.99 per fill, versus $24.48 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Enoxaparin is used to prevent and treat harmful blood clots.
Compared with New Jersey prescribers
Dr. Premkumar wrote 13 prescriptions for Enoxaparin Sodium, about half as often as the typical New Jersey prescriber of it (26). Medicare paid $259.16 per fill, versus $116.69 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Ponatinib is used to treat certain types of blood cancer (chronic myelogenous leukemia-CML, acute lymphoblastic leukemia-ALL).
Compared with New Jersey prescribers
Dr. Premkumar wrote 13 prescriptions for Iclusig, about as often as the typical New Jersey prescriber of it (12). Medicare paid $20,994.70 per fill, versus $21,350.54 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Levofloxacin is used to treat a variety of bacterial infections.
Compared with New Jersey prescribers
Dr. Premkumar wrote 13 prescriptions for Levofloxacin, about half as often as the typical New Jersey prescriber of it (29). Medicare paid $3.43 per fill, versus $5.60 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat a certain type of cancer (multiple myeloma).
Compared with New Jersey prescribers
Dr. Premkumar wrote 13 prescriptions for Ninlaro, about 68% as often as the typical New Jersey prescriber of it (19). Medicare paid $13,261.04 per fill, versus $12,876.11 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat depression.
Compared with New Jersey prescribers
Dr. Premkumar wrote 13 prescriptions for Trazodone Hcl, about 23% as often as the typical New Jersey prescriber of it (56). Medicare paid $11.52 per fill, versus $9.17 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain types of cancer (such as mantle cell lymphoma, small lymphocytic lymphoma - SLL, chronic lymphocytic leukemia - CLL).
Compared with New Jersey prescribers
Dr. Premkumar wrote 12 prescriptions for Calquence, about 37% as often as the typical New Jersey prescriber of it (32). Medicare paid $8,316.07 per fill, versus $14,066.84 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Gabapentin is used with other medications to prevent and control seizures.
Compared with New Jersey prescribers
Dr. Premkumar wrote 12 prescriptions for Gabapentin, about 16% as often as the typical New Jersey prescriber of it (76). Medicare paid $4.90 per fill, versus $14.21 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux).
Compared with New Jersey prescribers
Dr. Premkumar wrote 12 prescriptions for Pantoprazole Sodium, about 15% as often as the typical New Jersey prescriber of it (83). Medicare paid $2.56 per fill, versus $13.85 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat anemia (low red blood cell count) in people with long-term serious kidney disease (chronic kidney failure) and people receiving chemotherapy for some types of cancer (cancer that does not involve the bone marrow or blood cells).
Compared with New Jersey prescribers
Dr. Premkumar wrote 11 prescriptions for Aranesp, about 24% as often as the typical New Jersey prescriber of it (46). Medicare paid $5,077.55 per fill, versus $2,345.09 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain cancers (mantle cell lymphoma, marginal zone lymphoma, Waldenstrom's macroglobulinemia, chronic lymphocytic leukemia, small lymphocytic lymphoma, follicular lymphoma).
Compared with New Jersey prescribers
Dr. Premkumar wrote 11 prescriptions for Brukinsa, about 37% as often as the typical New Jersey prescriber of it (29). Medicare paid $15,083.02 per fill, versus $13,682.57 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Dr. Premkumar’s prescriptions
What does Dr. Premkumar prescribe most?
In 2024 Medicare Part D data, Dr. Premkumar's most prescribed medications were Acyclovir (108), Hydroxyurea (72) and Revlimid (72).
How does Dr. Premkumar's prescribing compare with other New Jersey prescribers?
Of the 30 medications with a state comparison, Dr. Premkumar prescribes 8 more often than the typical New Jersey prescriber, 4 about as often and 18 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Premkumar prescribes?
No. It covers prescriptions filled by people with Medicare Part D drug coverage in 2024, and CMS leaves out any medication with fewer than 11 prescriptions.
About this data
This page shows one provider’s slice of public Medicare files. NPI Profile does not receive prescriptions or patient records.
| Source | What it provides here | Data year |
|---|---|---|
| CMS Medicare Part D Prescribers by Provider and Drug | Each medication, prescriptions, patients, 30-day fills, days of medication and cost. State comparisons average the New Jersey prescribers of the same medication and form, where at least five wrote it. | 2024 (released 2026, the most recent available) |
| CMS Medicare Part D Drug Spending Dashboard | What each medication is used for. | 2024 |
- Only prescriptions filled by people with Medicare Part D drug coverage are counted. Private insurance, Medicaid and cash purchases are not.
- CMS leaves out medications with fewer than 11 prescriptions and hides patient counts under 11.
- Cost per fill is what the plan and the patient paid the pharmacy together, not what you pay at the counter.
- Medication descriptions are summaries from CMS. They are not medical advice; ask a health care professional about any medication.
