DR. VISHNU CHALLAPALLI M.D.
Prescription History 1730142944
Psychiatric Unit in Spring, TX
Medicare Part D Prescription History
Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for DR. VISHNU CHALLAPALLI M.D., an active Psychiatric Unit specialist practicing in Spring, TX. Our medical registry currently tracks 8 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 216 documented patient claims. Among these therapy options, the most frequently utilized medication is Clonazepam, which accounts for 51 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.
| Medication | Prescriptions (2023)Rx (2023) | Avg Cost per FillCost / Fill | Vs. Other TX PrescribersVs. TX Avg |
|---|---|---|---|
| Clonazepam | 51 | $3.35▼ below TX avg | ≈ Typical |
About Clonazepam: Clonazepam is used to prevent and control seizures. Show more ▾ This medication is known as an anticonvulsant or antiepileptic drug. It is also used to treat panic attacks. Clonazepam works by calming your brain and nerves. It belongs to a class of drugs called benzodiazepines. An anticonvulsant used for several types of seizures, including myotonic or atonic seizures, photosensitive epilepsy, and absence seizures, although tolerance may develop. It is seldom effective in generalized tonic-clonic or partial seizures. The mechanism of action appears to involve the enhancement of GAMMA-AMINOBUTYRIC ACID receptor responses. In 2023, this provider wrote 51 Medicare prescriptions for Clonazepam, about the same volume as the typical Texas prescriber of this medication (50). Medicare paid an average of $3.35 per fill, versus $9.40 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average TX prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the TX average for this medication. 51 30-Day Fills standardized to 30-day supplies 1,375 Days of Medication total across all patients in 2023 | |||
| Quetiapine Fumarate | 41 | $5.59▼ below TX avg | ≈ Typical |
About Quetiapine Fumarate: This medication is used to treat certain mental/mood conditions (such as schizophrenia, bipolar disorder, sudden episodes of mania or depression associated with bipolar disorder). Show more ▾ Quetiapine is known as an anti-psychotic drug (atypical type). It works by helping to restore the balance of certain natural substances (neurotransmitters) in the brain. This medication can decrease hallucinations and improve your concentration. It helps you to think more clearly and positively about yourself, feel less nervous, and take a more active part in everyday life. It may also improve your mood, sleep, appetite, and energy level. Quetiapine can help prevent severe mood swings or decrease how often mood swings occur. A dibenzothiazepine and ANTIPSYCHOTIC AGENT that targets the SEROTONIN 5-HT2 RECEPTOR; HISTAMINE H1 RECEPTOR, adrenergic alpha1 and alpha2 receptors, as well as the DOPAMINE D1 RECEPTOR and DOPAMINE D2 RECEPTOR. It is used in the treatment of SCHIZOPHRENIA; BIPOLAR DISORDER and DEPRESSIVE DISORDER. In 2023, this provider wrote 41 Medicare prescriptions for Quetiapine Fumarate, about 77% of the volume of the typical Texas prescriber of this medication (53). Medicare paid an average of $5.59 per fill, versus $30.05 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average TX prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the TX average for this medication. 45 30-Day Fills standardized to 30-day supplies 1,300 Days of Medication total across all patients in 2023 | |||
| Venlafaxine Hcl ErVenlafaxine Hcl | 37 | $12.17▼ below TX avg | ≈ Typical |
About Venlafaxine Hcl Er: Venlafaxine is used to treat depression, anxiety, panic attacks, and social anxiety disorder (social phobia). Show more ▾ It may improve your mood and energy level and may help restore your interest in daily living. It may also decrease fear, anxiety, unwanted thoughts, and the number of panic attacks. Venlafaxine is known as a serotonin-norepinephrine reuptake inhibitor (SNRI). It works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain. In 2023, this provider wrote 37 Medicare prescriptions for Venlafaxine Hcl Er, about 1.2 times the volume of the typical Texas prescriber of this medication (32). Medicare paid an average of $12.17 per fill, versus $29.81 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average TX prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the TX average for this medication. 39 30-Day Fills standardized to 30-day supplies 1,112 Days of Medication total across all patients in 2023 | |||
| Duloxetine Hcl | 24 | $13.68▼ below TX avg | ▼ Less than typical |
About Duloxetine Hcl: Duloxetine is used to treat depression and anxiety. Show more ▾ In addition, duloxetine is used to help relieve nerve pain (peripheral neuropathy) in people with diabetes or ongoing pain due to medical conditions such as arthritis, chronic back pain, or fibromyalgia (a condition that causes widespread pain). Duloxetine may improve your mood, sleep, appetite, and energy level, and decrease nervousness. It can also decrease pain due to certain medical conditions. Duloxetine is known as a serotonin-norepinephrine reuptake inhibitor (SNRI). This medication works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain. A thiophene derivative and selective NEUROTRANSMITTER UPTAKE INHIBITOR for SEROTONIN and NORADRENALINE (SNRI). It is an ANTIDEPRESSIVE AGENT and ANXIOLYTIC, and is also used for the treatment of pain in patients with DIABETES MELLITUS and FIBROMYALGIA. In 2023, this provider wrote 24 Medicare prescriptions for Duloxetine Hcl, about half the volume of the typical Texas prescriber of this medication (51). Medicare paid an average of $13.68 per fill, versus $41.54 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average TX prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the TX average for this medication. 30 30-Day Fills standardized to 30-day supplies 885 Days of Medication total across all patients in 2023 | |||
| Trazodone Hcl | 21 | $7.08▼ below TX avg | ▼ Less than typical |
About Trazodone Hcl: This medication is used to treat depression. Show more ▾ It may help to improve your mood, appetite, and energy level as well as decrease anxiety and insomnia related to depression. Trazodone works by helping to restore the balance of a certain natural chemical (serotonin) in the brain. In 2023, this provider wrote 21 Medicare prescriptions for Trazodone Hcl, about a third of the volume of the typical Texas prescriber of this medication (64). Medicare paid an average of $7.08 per fill, versus $12.94 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average TX prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the TX average for this medication. 21 30-Day Fills standardized to 30-day supplies 557 Days of Medication total across all patients in 2023 | |||
| Divalproex Sodium ErDivalproex Sodium | 16 | $15.61▼ below TX avg | ▼ Less than typical |
About Divalproex Sodium Er: This medication is used to treat seizure disorders, certain psychiatric conditions (manic phase of bipolar disorder), and to prevent migraine headaches. Show more ▾ It works by restoring the balance of certain natural substances (neurotransmitters) in the brain. A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS. In 2023, this provider wrote 16 Medicare prescriptions for Divalproex Sodium Er, about a third of the volume of the typical Texas prescriber of this medication (39). Medicare paid an average of $15.61 per fill, versus $89.65 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average TX prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the TX average for this medication. 16 30-Day Fills standardized to 30-day supplies 460 Days of Medication total across all patients in 2023 | |||
| Fluoxetine Hcl | 14 | $1.75▼ below TX avg | ▼ Less than typical |
About Fluoxetine Hcl: This long-acting form of fluoxetine is used to treat depression in people who have been successfully treated with the form of fluoxetine that is taken daily. Show more ▾ Fluoxetine is a selective serotonin reuptake inhibitor (SSRI). SSRIs work by helping to restore the balance of certain natural substances in the brain (neurotransmitters such as serotonin). Fluoxetine may decrease anxiety, improve your mood, sleep, appetite, and energy level and may help restore your interest in daily living. The first highly specific serotonin uptake inhibitor. It is used as an antidepressant and often has a more acceptable side-effects profile than traditional antidepressants. In 2023, this provider wrote 14 Medicare prescriptions for Fluoxetine Hcl, about a third of the volume of the typical Texas prescriber of this medication (37). Medicare paid an average of $1.75 per fill, versus $14.62 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average TX prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the TX average for this medication. 14 30-Day Fills standardized to 30-day supplies 400 Days of Medication total across all patients in 2023 | |||
| Prazosin Hcl | 12 | $8.72▼ below TX avg | ▼ Less than typical |
About Prazosin Hcl: Prazosin is used with or without other medications to treat high blood pressure. Show more ▾ Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Prazosin belongs to a class of medications called alpha blockers. It works by relaxing and widening blood vessels so blood can flow more easily. A selective adrenergic alpha-1 antagonist used in the treatment of HEART FAILURE; HYPERTENSION; PHEOCHROMOCYTOMA; RAYNAUD DISEASE; PROSTATIC HYPERTROPHY; and URINARY RETENTION. In 2023, this provider wrote 12 Medicare prescriptions for Prazosin Hcl, about a third of the volume of the typical Texas prescriber of this medication (31). Medicare paid an average of $8.72 per fill, versus $34.98 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average TX prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the TX average for this medication. 12 30-Day Fills standardized to 30-day supplies 356 Days of Medication total across all patients in 2023 | |||
About this data. The prescription history for DR. VISHNU CHALLAPALLI M.D. 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 Psychiatric Unit prescribing approach at this Spring, TX 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 TX prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.
