AARON MASAYUKI TSUMURA MD
Prescription History 1982165213
Internal Medicine - Hematology & Oncology in Sacramento, CA

Active since March 28, 2019PECOS EnrolledAccepts Medicare Assignment
2279 45TH ST, SACRAMENTO, CA 95817(167) 345-9599 Get Directions

NPPES record last updated: June 21, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 21, 2024, Aug 15, 2022 (2 updates tracked since 2022).

Medicare Part D Prescription History

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for AARON MASAYUKI TSUMURA MD, an active Hematology & Oncology specialist practicing in Sacramento, CA. Our medical registry currently tracks 1 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 11 documented patient claims. Among these therapy options, the most frequently utilized medication is Acyclovir, which accounts for 11 claims alone. Use the table below to sort by claims, cost, or utilization compared with the state average; select any medication for its full profile.

1
Medication
11
Total Claims
11
30-Day Fills
Acyclovir
Most Prescribed · 11 claims
View details
1 medication · 2023 Medicare Part D
Medicare Part D medications prescribed by AARON MASAYUKI TSUMURA MD in 2023, with prescription volumes, average cost per fill, and CA state comparisons
Medication Prescriptions (2023)Rx (2023) Avg Cost per FillCost / Fill Vs. Other CA PrescribersVs. CA Avg
Acyclovir11$7.36▼ below CA avg Less than typical

About Acyclovir: Acyclovir is used to treat infections caused by certain types of viruses. Show more ▾

It treats cold sores around the mouth (caused by herpes simplex), shingles (caused by herpes zoster), and chickenpox. This medication is also used to treat outbreaks of genital herpes. In people with frequent outbreaks, acyclovir is used to help reduce the number of future episodes. Acyclovir is an antiviral drug. However, it is not a cure for these infections. The viruses that cause these infections continue to live in the body even between outbreaks. Acyclovir decreases the severity and length of these outbreaks. It helps the sores heal faster, keeps new sores from forming, and decreases pain/itching. This medication may also help reduce how long pain remains after the sores heal. In addition, in people with a weakened immune system, acyclovir can decrease the risk of the virus spreading to other parts of the body and causing serious infections. A GUANOSINE analog that acts as an antimetabolite. Viruses are especially susceptible. Used especially against herpes.

In 2023, this provider wrote 11 Medicare prescriptions for Acyclovir, about half the volume of the typical California prescriber of this medication (24). Medicare paid an average of $7.36 per fill, versus $26.52 statewide.

How often this provider prescribes it

This provider
11
CA average
24.0

This provider prescribes this medication less often than the average CA prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$7.36
CA average
$26.52

This provider's average cost per fill is below the CA average for this medication.

11
30-Day Fills
standardized to 30-day supplies
330
Days of Medication
total across all patients in 2023
No medications match the current filters.
More than typical Typical Less than typical= prescription volume vs the average CA prescriber of the same medication; volume reflects practice size as well as clinical preference.Green cost= below the CA average cost per fill.

About this data. The prescription history for AARON MASAYUKI TSUMURA MD is compiled from the Centers for Medicare & Medicaid Services (CMS) Medicare Part D Prescriber Public Use File for calendar year 2023, the most recent federal release. Figures cover prescriptions filled for Medicare Part D beneficiaries only; prescriptions under private insurance, Medicaid, or self-pay plans are not included. Because prescribing decisions are generally consistent across coverage types, this record offers a useful view of the overall Hematology & Oncology prescribing approach at this Sacramento, CA practice.

Reading the costs. Drug costs are gross amounts paid to pharmacies under Part D, including both plan and beneficiary payments. They are not the price a patient pays at the pharmacy counter. Medications with fewer than 11 claims are excluded from the federal source data, and state comparisons use the average volume among CA prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.