WEYJUIN ERIC CHAO M.D.
Prescription History 1154852218
Emergency Medicine in South El Monte, CA


Quality Rating: 85.18 out of 100 score

NPI Status: Active since March 21, 2017

Contact Information

1701 SANTA ANITA AVE
SOUTH EL MONTE, CA
ZIP 91733
Phone: (626) 579-7777

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Prescription History for Informed Healthcare Decisions

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for WEYJUIN ERIC CHAO M.D., an active Emergency Medicine specialist practicing in South El Monte, CA. Our medical registry currently tracks 6 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 98 documented patient claims. Among these therapy options, the most frequently utilized medication is Cephalexin, which accounts for 22 claims alone.


Amoxicillin-Clavulanate Potass

Generic Formulation: Amoxicillin/Potassium ClavSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 15
30-Day Fills 15.0
Days Supply 95
CA State Average Benchmarks
Peer Average Claims23.0
Peer Average 30-Day Fills23.5
Peer Average Days Supply215
Conservative Utilization

This provider writes prescriptions for this formulation 34.8% 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 $135.20 across this reporting matrix range.

Provider Avg Cost Per Claim

$9.01

State Avg Cost Per Claim

$13.20

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 fixed-ratio combination of amoxicillin trihydrate and potassium clavulanate.

Therapeutic Applications

Amoxicillin/clavulanic acid is a combination penicillin-type antibiotic used to treat a wide variety of bacterial infections. 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.

Cephalexin

Generic Formulation: CephalexinSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 22
30-Day Fills 22.0
Days Supply 146
CA State Average Benchmarks
Peer Average Claims28.0
Peer Average 30-Day Fills30.4
Peer Average Days Supply294
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 $214.71 across this reporting matrix range.

Provider Avg Cost Per Claim

$9.76

State Avg Cost Per Claim

$9.52

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 semisynthetic cephalosporin antibiotic with antimicrobial activity similar to that of CEPHALORIDINE or CEPHALOTHIN, but somewhat less potent. It is effective against both gram-positive and gram-negative organisms.

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 medication will not work for viral infections (such as common cold, flu). Unnecessary use or misuse of any antibiotic can lead to its decreased effectiveness.

Hydrocodone-Acetaminophen

Generic Formulation: Hydrocodone/AcetaminophenSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 14
30-Day Fills 14.0
Days Supply 41
CA State Average Benchmarks
Peer Average Claims79.0
Peer Average 30-Day Fills79.9
Peer Average Days Supply1,693
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 82.3% 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 $49.00 across this reporting matrix range.

Provider Avg Cost Per Claim

$3.50

State Avg Cost Per Claim

$22.00

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.

Therapeutic Applications

This combination medication is used to relieve moderate to severe pain. It contains an opioid pain reliever (hydrocodone) and a non-opioid pain reliever (acetaminophen). Hydrocodone works in the brain to change how your body feels and responds to pain. Acetaminophen can also reduce a fever.

Ibuprofen

Generic Formulation: IbuprofenSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 17
30-Day Fills 17.0
Days Supply 145
CA State Average Benchmarks
Peer Average Claims41.0
Peer Average 30-Day Fills45.7
Peer Average Days Supply942
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 58.5% 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 $83.67 across this reporting matrix range.

Provider Avg Cost Per Claim

$4.92

State Avg Cost Per Claim

$9.06

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 non-steroidal anti-inflammatory agent with analgesic, antipyretic, and anti-inflammatory properties

Therapeutic Applications

Ibuprofen is used to help relieve mild to moderate pain. When used with an opioid (such as morphine), it may be used to relieve moderate to severe pain. It is also used to reduce fever. Ibuprofen is known as a nonsteroidal anti-inflammatory drug (NSAID). It works by blocking your body's production of certain natural substances that cause inflammation. This effect helps to decrease swelling, pain, or fever.

Methocarbamol

Generic Formulation: MethocarbamolSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 12
30-Day Fills 12.0
Days Supply 95
CA State Average Benchmarks
Peer Average Claims26.0
Peer Average 30-Day Fills28.8
Peer Average Days Supply727
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 53.8% 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 $92.57 across this reporting matrix range.

Provider Avg Cost Per Claim

$7.71

State Avg Cost Per Claim

$15.00

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 centrally acting muscle relaxant whose mode of action has not been established. It is used as an adjunct in the symptomatic treatment of musculoskeletal conditions associated with painful muscle spasm. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1206)

Therapeutic Applications

Methocarbamol is used to treat muscle spasms/pain. It is usually used along with rest, physical therapy, and other treatment. It works by helping to relax the muscles.

Ondansetron Odt

Generic Formulation: OndansetronSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 18
30-Day Fills 18.0
Days Supply 129
CA State Average Benchmarks
Peer Average Claims22.0
Peer Average 30-Day Fills23.3
Peer Average Days Supply245
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 $160.61 across this reporting matrix range.

Provider Avg Cost Per Claim

$8.92

State Avg Cost Per Claim

$21.79

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 competitive serotonin type 3 receptor antagonist. It is effective in the treatment of nausea and vomiting caused by cytotoxic chemotherapy drugs, including cisplatin, and has reported anxiolytic and neuroleptic properties.

Therapeutic Applications

This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy. It is also used to prevent and treat nausea and vomiting after surgery. Ondansetron works by blocking one of the body's natural substances (serotonin) that causes vomiting.

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 WEYJUIN ERIC CHAO M.D. provides transparency into local medical care patterns within South El Monte, 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 **Emergency 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.