DR. THOMAS LEEWEI CHEN M.D.
Prescription History 1699112458
Internal Medicine in Oakland, CA

NPI Status: Active since June 03, 2013

Contact Information

1411 E 31ST ST
OAKLAND, CA
ZIP 94602
Phone: (510) 437-4800

Get Directions

Prescription History for Informed Healthcare Decisions

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for DR. THOMAS LEEWEI CHEN M.D., an active Internal Medicine specialist practicing in Oakland, CA. Our medical registry currently tracks 5 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 106 documented patient claims. Among these therapy options, the most frequently utilized medication is Furosemide, which accounts for 28 claims alone.

Medication Index


Amlodipine Besylate

Generic Formulation: Amlodipine BesylateSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 15
30-Day Fills 29.3
Days Supply 880
CA State Average Benchmarks
Peer Average Claims138.0
Peer Average 30-Day Fills343.8
Peer Average Days Supply10,229
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 89.1% less volume than the regional standard for practitioners inside CA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $151.70 across this reporting matrix range.

Provider Avg Cost Per Claim

$10.11

State Avg Cost Per Claim

$9.16

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A long-acting dihydropyridine calcium channel blocker. It is effective in the treatment of ANGINA PECTORIS and HYPERTENSION.

Therapeutic Applications

Amlodipine is used with or without other medications to treat high blood pressure. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Amlodipine belongs to a class of drugs known as calcium channel blockers. It works by relaxing blood vessels so blood can flow more easily. Amlodipine is also used to prevent certain types of chest pain (angina). It may help to increase your ability to exercise and decrease the frequency of angina attacks. It should not be used to treat attacks of chest pain when they occur. Use other medications (such as sublingual nitroglycerin) to relieve attacks of chest pain as directed by your doctor.

Cefpodoxime Proxetil

Generic Formulation: Cefpodoxime ProxetilSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 26
30-Day Fills 26.0
Days Supply 96
CA State Average Benchmarks
Peer Average Claims21.0
Peer Average 30-Day Fills21.8
Peer Average Days Supply161
Standard Average Utilization

This provider's prescribing patterns for this therapeutic formulation sit directly in line with standard baseline averages across CA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $448.62 across this reporting matrix range.

Provider Avg Cost Per Claim

$17.25

State Avg Cost Per Claim

$42.20

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A prodrug of its active metabolite CEFPODOXIME.

Therapeutic Applications

This medication is used to treat a wide variety of bacterial infections. This medication is known as a cephalosporin antibiotic. It works by stopping the growth of bacteria. This antibiotic treats only bacterial infections. It will not work for viral infections (such as common cold, flu). Using any antibiotic when it is not needed can cause it to not work for future infections.

Doxycycline Monohydrate

Generic Formulation: Doxycycline MonohydrateSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 16
30-Day Fills 16.0
Days Supply 50
CA State Average Benchmarks
Peer Average Claims24.0
Peer Average 30-Day Fills27.9
Peer Average Days Supply439
Conservative Utilization

This provider writes prescriptions for this formulation 33.3% less frequently than the standard regional baseline metric for practitioners inside CA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $113.66 across this reporting matrix range.

Provider Avg Cost Per Claim

$7.10

State Avg Cost Per Claim

$19.84

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A plant family of the order Dipsacales, subclass Asteridae, class Magnoliopsida. Members of this family are sometimes classified in CAPRIFOLIACEAE.

Therapeutic Applications

This medication is used to treat a certain type of skin condition called rosacea. It helps to reduce the number of pimples and bumps on the face, but it may not decrease redness. It works by reducing skin inflammation caused by rosacea. Although doxycycline belongs to the class of antibiotics known as tetracyclines, this product does not work as an antibiotic because it does not stop the growth of bacteria. Do not use this product to treat any infection, including viral infections (such as the common cold, flu). Use this medication only as prescribed by your doctor.

Furosemide

Generic Formulation: FurosemideSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 28
30-Day Fills 67.1
Days Supply 1,965
CA State Average Benchmarks
Peer Average Claims65.0
Peer Average 30-Day Fills133.2
Peer Average Days Supply3,865
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 56.9% less volume than the regional standard for practitioners inside CA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $268.29 across this reporting matrix range.

Provider Avg Cost Per Claim

$9.58

State Avg Cost Per Claim

$7.59

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A benzoic-sulfonamide-furan. It is a diuretic with fast onset and short duration that is used for EDEMA and chronic RENAL INSUFFICIENCY.

Therapeutic Applications

Furosemide is used to reduce extra fluid in the body (edema) caused by conditions such as heart failure, liver disease, and kidney disease. This can lessen symptoms such as shortness of breath and swelling in your arms, legs, and abdomen. This drug is also used to treat high blood pressure. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Furosemide is a water pill (diuretic) that causes you to make more urine. This helps your body get rid of extra water and salt.

Prednisone

Generic Formulation: PrednisoneSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 21
30-Day Fills 27.0
Days Supply 389
CA State Average Benchmarks
Peer Average Claims40.0
Peer Average 30-Day Fills52.2
Peer Average Days Supply1,075
Conservative Utilization

This provider writes prescriptions for this formulation 47.5% less frequently than the standard regional baseline metric for practitioners inside CA. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $242.83 across this reporting matrix range.

Provider Avg Cost Per Claim

$11.56

State Avg Cost Per Claim

$8.18

Note on Expenses: These indicators represent gross infrastructure resource tracking paid directly to supply pharmacy networks by Medicare Part D configurations. These calculations do not track individual patient insurance tier copays or out-of-pocket shelf prices at retail checkout lanes.

Clinical Summary

A synthetic anti-inflammatory glucocorticoid derived from CORTISONE. It is biologically inert and converted to PREDNISOLONE in the liver.

Therapeutic Applications

Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders. Prednisone belongs to a class of drugs known as corticosteroids. It decreases your immune system's response to various diseases to reduce symptoms such as swelling and allergic-type reactions.

Dataset Methodology & CMS Source Information

This analytical profile maps public infrastructure records sourced directly from official **Centers for Medicare & Medicaid Services (CMS)** public data releases. The statistics above track documented pharmaceutical treatment trends assigned to beneficiaries specifically under federal public programs. Evaluating the prescriptive footprints of clinical practitioners like DR. THOMAS LEEWEI CHEN M.D. provides transparency into local medical care patterns within Oakland, CA.

Key Learning Objectives for this Profile:

  • Prescribing Frequencies: Track and evaluate the volume metrics of specific brand-name and generic medical formulas chosen by this provider over time.
  • Clinical Focus Areas: Identify how the provider distributes therapeutic selections across medical care options to gain insight into their true day-to-day **Internal Medicine** practice concentrations.
  • Program Cost Awareness: Review the calculated total systemic drug costs and raw transactional volumes linked to these orders to better anticipate network insurance coverage structures.
  • Patient-Centered Evaluation: Cross-reference localized regional care comparisons to align practitioner habits directly with your proactive health maintenance goals.

Data Scope Exclusion & Limitations: The data elements presented above explicitly reflect prescription orders processed for Medicare beneficiaries during the year 2023. This informational profile does not aggregate prescription data for individuals utilizing private commercial health plans, state Medicaid coverage, or self-pay options. However, because medical decision-making remains highly consistent across clinical settings, this public registry provides a reliable proxy for understanding the general prescribing preferences and pharmaceutical care approach used by this provider.