CHI YANG LEE CHEN
Prescription History 1568104792
Internal Medicine in Boston, MA
What does Chi Yang Chen prescribe?
In 2024, Chi Yang Chen wrote 172 Medicare prescriptions for 11 medications. The most prescribed was Atorvastatin Calcium, with 33 prescriptions for 22 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 Chi Yang Chen prescribes.
Medications 11 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 Massachusetts prescribers.
What it is used for
Atorvastatin is used along with a proper diet to help lower "bad" cholesterol and fats (such as LDL, triglycerides) and raise "good" cholesterol (HDL) in the blood.
Compared with Massachusetts prescribers
Chi Yang Chen wrote 33 prescriptions for Atorvastatin Calcium, about 18% as often as the typical Massachusetts prescriber of it (188). Medicare paid $11.12 per fill, versus $13.82 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
Amlodipine is used with or without other medications to treat high blood pressure.
Compared with Massachusetts prescribers
Chi Yang Chen wrote 17 prescriptions for Amlodipine Besylate, about 14% as often as the typical Massachusetts prescriber of it (126). Medicare paid $5.47 per fill, versus $7.46 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
Lisinopril is used to treat high blood pressure.
Compared with Massachusetts prescribers
Chi Yang Chen wrote 16 prescriptions for Lisinopril, about 13% as often as the typical Massachusetts prescriber of it (123). Medicare paid $8.61 per fill, versus $8.13 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
Semaglutide is used with a proper diet and exercise program to control high blood sugar in people with type 2 diabetes.
Compared with Massachusetts prescribers
Chi Yang Chen wrote 16 prescriptions for Ozempic, about 31% as often as the typical Massachusetts prescriber of it (51). Medicare paid $999.15 per fill, versus $1,217.01 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
Rosuvastatin is used along with a proper diet to help lower "bad" cholesterol and fats (such as LDL, triglycerides) and raise "good" cholesterol (HDL) in the blood.
Compared with Massachusetts prescribers
Chi Yang Chen wrote 15 prescriptions for Rosuvastatin Calcium, about 19% as often as the typical Massachusetts prescriber of it (79). Medicare paid $12.64 per fill, versus $28.16 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 Massachusetts prescribers
Chi Yang Chen wrote 14 prescriptions for Eliquis, about 16% as often as the typical Massachusetts prescriber of it (88). Medicare paid $648.80 per fill, versus $852.50 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
Umeclidinium is used to control and prevent symptoms (such as wheezing, shortness of breath) caused by ongoing lung disease (chronic obstructive pulmonary disease-COPD, which includes bronchitis and emphysema).
Compared with Massachusetts prescribers
Chi Yang Chen wrote 14 prescriptions for Incruse Ellipta, about half as often as the typical Massachusetts prescriber of it (30). Medicare paid $321.83 per fill, versus $431.52 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 a beta-blocker used to treat chest pain (angina), heart failure, and high blood pressure.
Compared with Massachusetts prescribers
Chi Yang Chen wrote 13 prescriptions for Metoprolol Succinate, about 12% as often as the typical Massachusetts prescriber of it (112). Medicare paid $8.94 per fill, versus $18.15 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
Carvedilol is used to treat high blood pressure and heart failure.
Compared with Massachusetts prescribers
Chi Yang Chen wrote 12 prescriptions for Carvedilol, about 28% as often as the typical Massachusetts prescriber of it (43). Medicare paid $8.84 per fill, versus $10.97 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
Albuterol (also known as salbutamol) is used to prevent and treat wheezing and shortness of breath caused by breathing problems (such as asthma, chronic obstructive pulmonary disease).
Compared with Massachusetts prescribers
Chi Yang Chen wrote 11 prescriptions for Albuterol Sulfate Hfa, about 19% as often as the typical Massachusetts prescriber of it (58). Medicare paid $38.09 per fill, versus $31.48 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
Gabapentin is used with other medications to prevent and control seizures.
Compared with Massachusetts prescribers
Chi Yang Chen wrote 11 prescriptions for Gabapentin, about 14% as often as the typical Massachusetts prescriber of it (80). Medicare paid $14.54 per fill, versus $14.49 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Chi Yang Chen’s prescriptions
What does Chi Yang Chen prescribe most?
In 2024 Medicare Part D data, Chi Yang Chen's most prescribed medications were Atorvastatin Calcium (33), Amlodipine Besylate (17) and Lisinopril (16).
How does Chi Yang Chen's prescribing compare with other Massachusetts prescribers?
Of the 11 medications with a state comparison, Chi Yang Chen prescribes 11 less often than the typical Massachusetts prescriber. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Chi Yang Chen 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 Massachusetts 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.
