MR. DAVID C. HSU MD
Prescription History 1598949430
Psychiatry & Neurology - Geriatric Psychiatry in Sacramento, CA
What does Dr. Hsu prescribe?
In 2024, Dr. Hsu wrote 5,013 Medicare prescriptions for 46 medications. The most prescribed was Sertraline Hcl, with 402 prescriptions for 62 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. Hsu prescribes.
Medications 46 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 California prescribers.
What it is used for
This medication is used to treat certain mental/mood disorders (such as depression, panic attacks, obsessive compulsive disorder, post-traumatic stress disorder, social anxiety disorder).
Compared with California prescribers
Dr. Hsu wrote 402 prescriptions for Sertraline Hcl, about 8.8 times as often as the typical California prescriber of it (46). Medicare paid $5.53 per fill, versus $9.59 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, sudden episodes of mania or depression associated with bipolar disorder).
Compared with California prescribers
Dr. Hsu wrote 368 prescriptions for Quetiapine Fumarate, about 6.7 times as often as the typical California prescriber of it (55). Medicare paid $22.68 per fill, versus $19.69 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
This medication is used to treat depression.
Compared with California prescribers
Dr. Hsu wrote 330 prescriptions for Trazodone Hcl, about 5.8 times as often as the typical California prescriber of it (57). Medicare paid $9.46 per fill, versus $9.93 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 California prescribers
Dr. Hsu wrote 290 prescriptions for Bupropion Xl, about 8.3 times as often as the typical California prescriber of it (35). Medicare paid $20.78 per fill, versus $25.68 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 to treat certain mental/mood disorders (such as bipolar disorder, schizophrenia, Tourette's syndrome, and irritability associated with autistic disorder).
Compared with California prescribers
Dr. Hsu wrote 265 prescriptions for Aripiprazole, about 6.1 times as often as the typical California prescriber of it (43). Medicare paid $103.64 per fill, versus $71.35 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 certain mental/mood disorders (such as depression, panic attacks, obsessive compulsive disorder).
Compared with California prescribers
Dr. Hsu wrote 244 prescriptions for Fluoxetine Hcl, about 7.3 times as often as the typical California prescriber of it (33). Medicare paid $6.12 per fill, versus $11.85 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
Clonazepam is used to prevent and control seizures.
Compared with California prescribers
Dr. Hsu wrote 233 prescriptions for Clonazepam, about 5.8 times as often as the typical California prescriber of it (40). Medicare paid $6.37 per fill, versus $7.09 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
Alprazolam is used to treat anxiety and panic disorders.
Compared with California prescribers
Dr. Hsu wrote 230 prescriptions for Alprazolam, about 4.6 times as often as the typical California prescriber of it (50). Medicare paid $12.88 per fill, versus $5.37 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 depression, anxiety).
Compared with California prescribers
Dr. Hsu wrote 219 prescriptions for Escitalopram Oxalate, about 4.6 times as often as the typical California prescriber of it (48). Medicare paid $9.88 per fill, versus $11.14 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
Lamotrigine is used alone or with other medications to prevent and control seizures.
Compared with California prescribers
Dr. Hsu wrote 212 prescriptions for Lamotrigine, about 5.4 times as often as the typical California prescriber of it (39). Medicare paid $13.63 per fill, versus $14.45 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 mental/mood disorders (such as schizophrenia, bipolar disorder).
Compared with California prescribers
Dr. Hsu wrote 210 prescriptions for Olanzapine, about 4.1 times as often as the typical California prescriber of it (52). Medicare paid $16.54 per fill, versus $24.98 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
Zolpidem is used for a short time to treat a certain sleep problem (insomnia) in adults.
Compared with California prescribers
Dr. Hsu wrote 180 prescriptions for Zolpidem Tartrate, about 4 times as often as the typical California prescriber of it (45). Medicare paid $5.58 per fill, versus $6.02 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
This medication is used to treat certain mental/mood disorders (such as depression, anxiety, panic attacks, and social anxiety disorder).
Compared with California prescribers
Dr. Hsu wrote 160 prescriptions for Venlafaxine Hcl Er, about 5.7 times as often as the typical California prescriber of it (28). Medicare paid $14.20 per fill, versus $23.92 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 California prescribers
Dr. Hsu wrote 147 prescriptions for Mirtazapine, about 3.7 times as often as the typical California prescriber of it (40). Medicare paid $16.51 per fill, versus $19.05 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 anxiety.
Compared with California prescribers
Dr. Hsu wrote 142 prescriptions for Lorazepam, about 3.3 times as often as the typical California prescriber of it (43). Medicare paid $7.39 per fill, versus $6.52 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 anxiety.
Compared with California prescribers
Dr. Hsu wrote 139 prescriptions for Buspirone Hcl, about 3.8 times as often as the typical California prescriber of it (37). Medicare paid $17.11 per fill, versus $13.30 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
This medication is used to treat certain mental/mood disorders (such as depression, anxiety).
Compared with California prescribers
Dr. Hsu wrote 125 prescriptions for Duloxetine Hcl, about 3.1 times as often as the typical California prescriber of it (40). Medicare paid $21.91 per fill, versus $24.72 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 California prescribers
Dr. Hsu wrote 84 prescriptions for Hydroxyzine Hcl, about 3 times as often as the typical California prescriber of it (28). Medicare paid $27.85 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 certain mental/mood disorders (such as schizophrenia, bipolar disorder, irritability associated with autistic disorder).
Compared with California prescribers
Dr. Hsu wrote 82 prescriptions for Risperidone, about 1.7 times as often as the typical California prescriber of it (49). Medicare paid $8.94 per fill, versus $13.84 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
Prazosin is used with or without other medications to treat high blood pressure.
Compared with California prescribers
Dr. Hsu wrote 77 prescriptions for Prazosin Hcl, about 2.9 times as often as the typical California prescriber of it (26). Medicare paid $30.55 per fill, versus $19.19 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 combination medication is used to treat attention deficit hyperactivity disorder - ADHD.
Compared with California prescribers
Dr. Hsu wrote 72 prescriptions for Dextroamphetamine-Amphetamine, about 2.8 times as often as the typical California prescriber of it (26). Medicare paid $33.45 per fill, versus $28.60 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 seizure disorders, mental/mood conditions (such as manic phase of bipolar disorder), and to prevent migraine headaches.
Compared with California prescribers
Dr. Hsu wrote 72 prescriptions for Divalproex Sodium Er, about 2 times as often as the typical California prescriber of it (37). Medicare paid $30.61 per fill, versus $51.64 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 seizure disorders, certain psychiatric conditions (manic phase of bipolar disorder), and to prevent migraine headaches.
Compared with California prescribers
Dr. Hsu wrote 66 prescriptions for Divalproex Sodium, about 1.4 times as often as the typical California prescriber of it (48). Medicare paid $34.31 per fill, versus $38.94 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
Benztropine is used to treat symptoms of Parkinson's disease or involuntary movements due to the side effects of certain psychiatric drugs (antipsychotics such as chlorpromazine/haloperidol).
Compared with California prescribers
Dr. Hsu wrote 65 prescriptions for Benztropine Mesylate, about 1.3 times as often as the typical California prescriber of it (51). Medicare paid $11.61 per fill, versus $12.47 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
Diazepam is used to treat anxiety, alcohol withdrawal, and seizures.
Compared with California prescribers
Dr. Hsu wrote 65 prescriptions for Diazepam, about 2.7 times as often as the typical California prescriber of it (24). Medicare paid $5.98 per fill, versus $6.79 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 manic-depressive disorder (bipolar disorder).
Compared with California prescribers
Dr. Hsu wrote 64 prescriptions for Lithium Carbonate, about 2.1 times as often as the typical California prescriber of it (30). Medicare paid $4.08 per fill, versus $11.55 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
Gabapentin is used with other medications to prevent and control seizures.
Compared with California prescribers
Dr. Hsu wrote 43 prescriptions for Gabapentin, about half as often as the typical California prescriber of it (80). Medicare paid $20.57 per fill, versus $15.63 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 California prescribers
Dr. Hsu wrote 41 prescriptions for Bupropion Hcl Sr, about 1.8 times as often as the typical California prescriber of it (23). Medicare paid $13.68 per fill, versus $18.90 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 manic-depressive disorder (bipolar disorder).
Compared with California prescribers
Dr. Hsu wrote 40 prescriptions for Lithium Carbonate Er, about 1.9 times as often as the typical California prescriber of it (21). Medicare paid $6.73 per fill, versus $18.09 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 mental/mood disorders (such as depression, panic attacks, obsessive compulsive disorder, anxiety disorders, post-traumatic stress disorder).
Compared with California prescribers
Dr. Hsu wrote 40 prescriptions for Paroxetine Hcl, about 1.6 times as often as the typical California prescriber of it (25). Medicare paid $18.11 per fill, versus $12.24 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 mental/mood disorder (schizophrenia).
Compared with California prescribers
Dr. Hsu wrote 34 prescriptions for Abilify Maintena, about 1.4 times as often as the typical California prescriber of it (25). Medicare paid $2,828.38 per fill, versus $2,662.27 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
Topiramate is used alone or with other medications to prevent and control seizures (epilepsy).
Compared with California prescribers
Dr. Hsu wrote 33 prescriptions for Topiramate, about as often as the typical California prescriber of it (29). Medicare paid $7.99 per fill, versus $13.46 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 California prescribers
Dr. Hsu wrote 26 prescriptions for Citalopram Hbr, about 88% as often as the typical California prescriber of it (30). Medicare paid $4.07 per fill, versus $8.24 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 California prescribers
Dr. Hsu wrote 24 prescriptions for Ziprasidone Hcl, about as often as the typical California prescriber of it (26). Medicare paid $58.01 per fill, versus $60.41 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
This medication is used to treat a certain sleep problem (insomnia).
Compared with California prescribers
Dr. Hsu wrote 22 prescriptions for Temazepam, about 78% as often as the typical California prescriber of it (28). Medicare paid $2.71 per fill, versus $13.53 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 attention deficit hyperactivity disorder - ADHD.
Compared with California prescribers
Dr. Hsu wrote 20 prescriptions for Methylphenidate Hcl, about as often as the typical California prescriber of it (20). Medicare paid $36.83 per fill, versus $25.50 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 California prescribers
Dr. Hsu wrote 20 prescriptions for Nortriptyline Hcl, about 87% as often as the typical California prescriber of it (23). Medicare paid $12.02 per fill, versus $16.38 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 California prescribers
Dr. Hsu wrote 18 prescriptions for Risperdal Consta, about 82% as often as the typical California prescriber of it (22). Medicare paid $1,586.26 per fill, versus $1,297.01 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, schizoaffective disorders).
Compared with California prescribers
Dr. Hsu wrote 17 prescriptions for Haloperidol, about half as often as the typical California prescriber of it (36). Medicare paid $31.44 per fill, versus $34.79 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 for a short time to treat people who have trouble falling asleep.
Compared with California prescribers
Dr. Hsu wrote 17 prescriptions for Zaleplon, about 86% as often as the typical California prescriber of it (20). Medicare paid $7.84 per fill, versus $17.21 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
This medication is a beta blocker used to treat high blood pressure, irregular heartbeats, shaking (tremors), and other conditions.
Compared with California prescribers
Dr. Hsu wrote 15 prescriptions for Propranolol Hcl, about half as often as the typical California prescriber of it (25). Medicare paid $7.66 per fill, versus $20.69 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
This medication is used to treat certain mental/mood disorders (such as schizophrenia, psychotic disorders, manic phase of bipolar disorder, severe behavioral problems in children).
Compared with California prescribers
Dr. Hsu wrote 13 prescriptions for Chlorpromazine Hcl, about half as often as the typical California prescriber of it (28). Medicare paid $34.70 per fill, versus $272.97 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).
Compared with California prescribers
Dr. Hsu wrote 13 prescriptions for Fluphenazine Hcl, about 63% as often as the typical California prescriber of it (21). Medicare paid $57.84 per fill, versus $147.85 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 certain mental/mood disorders (such as schizophrenia, bipolar disorder, sudden episodes of mania or depression associated with bipolar disorder).
Compared with California prescribers
Dr. Hsu wrote 12 prescriptions for Quetiapine Fumarate Er, about half as often as the typical California prescriber of it (28). Medicare paid $66.50 per fill, versus $62.79 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 combination medication is used to treat attention deficit hyperactivity disorder - ADHD.
Compared with California prescribers
Dr. Hsu wrote 11 prescriptions for Dextroamphetamine-Amphet Er, about half as often as the typical California prescriber of it (21). Medicare paid $80.52 per fill, versus $49.32 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, depression).
Compared with California prescribers
Dr. Hsu wrote 11 prescriptions for Rexulti, about 40% as often as the typical California prescriber of it (28). Medicare paid $1,479.65 per fill, versus $1,455.30 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. Hsu’s prescriptions
What does Dr. Hsu prescribe most?
In 2024 Medicare Part D data, Dr. Hsu's most prescribed medications were Sertraline Hcl (402), Quetiapine Fumarate (368) and Trazodone Hcl (330).
How does Dr. Hsu's prescribing compare with other California prescribers?
Of the 46 medications with a state comparison, Dr. Hsu prescribes 30 more often than the typical California prescriber, 8 about as often and 8 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Hsu 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 California 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.
