DR. ALLISON J CHEN MD, MPH
Prescription History 1669910014
Ophthalmology in Houston, TX


Quality Rating: 84.05 out of 100 score

NPI Status: Active since February 06, 2017

Contact Information

1504 TAUB LOOP
HOUSTON, TX
ZIP 77030
Phone: (713) 526-4243

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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 DR. ALLISON J CHEN MD, MPH, an active Ophthalmology specialist practicing in Houston, TX. Our medical registry currently tracks 13 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 627 documented patient claims. Among these therapy options, the most frequently utilized medication is Prednisolone Acetate, which accounts for 203 claims alone.


Brimonidine Tartrate

Generic Formulation: Brimonidine TartrateSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 23
30-Day Fills 69.1
Days Supply 2,052
TX State Average Benchmarks
Peer Average Claims72.0
Peer Average 30-Day Fills133.0
Peer Average Days Supply3,845
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 68.1% less volume than the regional standard for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $263.04 across this reporting matrix range.

Provider Avg Cost Per Claim

$11.44

State Avg Cost Per Claim

$46.78

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 quinoxaline derivative and ADRENERGIC ALHPA-2 RECEPTOR AGONIST that is used to manage INTRAOCULAR PRESSURE associated with OPEN-ANGLE GLAUCOMA and OCULAR HYPERTENSION.

Therapeutic Applications

This medication is used to treat open-angle glaucoma or high fluid pressure in the eye. Lowering high fluid pressure in the eye reduces the risk of vision loss, nerve damage, or blindness. This medication lowers pressure by allowing better fluid drainage from within the eye and also by reducing the amount of fluid formed in the eye. It is known as an alpha agonist. This drug is not recommended for use in children less than 2 years of age due to an increased risk of serious side effects such as very slowed breathing. Ask the doctor or pharmacist for details.

Cyclosporine

Generic Formulation: CyclosporineSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 74
30-Day Fills 110.5
Days Supply 3,315
TX State Average Benchmarks
Peer Average Claims19.0
Peer Average 30-Day Fills30.6
Peer Average Days Supply897
Highly Elevated Utilization

This provider exhibits a high preference for this treatment path, registering a volume 289.5% higher than the standard regional baseline profile for TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $9,219.82 across this reporting matrix range.

Provider Avg Cost Per Claim

$124.59

State Avg Cost Per Claim

$703.73

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 group of closely related cyclic undecapeptides from the fungi Trichoderma polysporum and Cylindocarpon lucidum. They have some antineoplastic and antifungal action and significant immunosuppressive effects. Cyclosporins have been proposed as adjuvants in tissue and organ transplantation to suppress graft rejection.

Therapeutic Applications

Cyclosporine eye drops are used to treat a certain type of dry eyes. They work by increasing the amount of tears you make.

Dorzolamide-Timolol

Generic Formulation: Dorzolamide Hcl/Timolol MaleatSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 24
30-Day Fills 79.9
Days Supply 2,400
TX State Average Benchmarks
Peer Average Claims98.0
Peer Average 30-Day Fills206.9
Peer Average Days Supply6,186
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 75.5% less volume than the regional standard for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $585.27 across this reporting matrix range.

Provider Avg Cost Per Claim

$24.39

State Avg Cost Per Claim

$34.56

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 product contains two drugs used to treat high pressure inside the eye due to glaucoma (open angle-type) or other eye diseases (such as ocular hypertension). Lowering high pressure inside the eye helps to prevent blindness. This medication works by decreasing the amount of fluid within the eye. Timolol belongs to a class of drugs known as beta-blockers, and dorzolamide belongs to a class of drugs known as carbonic anhydrase inhibitors.

Erythromycin

Generic Formulation: Erythromycin BaseSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 18
30-Day Fills 18.0
Days Supply 268
TX State Average Benchmarks
Peer Average Claims53.0
Peer Average 30-Day Fills54.8
Peer Average Days Supply750
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 66.0% less volume than the regional standard for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $334.13 across this reporting matrix range.

Provider Avg Cost Per Claim

$18.56

State Avg Cost Per Claim

$17.09

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

Erythromycin is used to treat a wide variety of bacterial infections. It may also be used to prevent certain bacterial infections. Erythromycin is known as a macrolide antibiotic. It works by stopping the growth of bacteria. This antibiotic treats or prevents 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.

Fluorometholone

Generic Formulation: FluorometholoneSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 21
30-Day Fills 55.9
Days Supply 1,660
TX State Average Benchmarks
Peer Average Claims45.0
Peer Average 30-Day Fills67.4
Peer Average Days Supply1,830
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 53.3% less volume than the regional standard for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $2,231.99 across this reporting matrix range.

Provider Avg Cost Per Claim

$106.29

State Avg Cost Per Claim

$84.91

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 glucocorticoid employed, usually as eye drops, in the treatment of allergic and inflammatory conditions of the eye. It has also been used topically in the treatment of various skin disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p732)

Therapeutic Applications

This medication is used to treat certain eye conditions due to inflammation or injury. Fluorometholone works by relieving symptoms such as swelling, redness, and itching. It belongs to a class of drugs known as corticosteroids.

Ketorolac Tromethamine

Generic Formulation: Ketorolac TromethamineSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 13
30-Day Fills 20.0
Days Supply 550
TX State Average Benchmarks
Peer Average Claims84.0
Peer Average 30-Day Fills100.2
Peer Average Days Supply2,467
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 84.5% less volume than the regional standard for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $148.40 across this reporting matrix range.

Provider Avg Cost Per Claim

$11.42

State Avg Cost Per Claim

$28.28

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 pyrrolizine carboxylic acid derivative structurally related to INDOMETHACIN. It is a non-steroidal anti-inflammatory agent used for analgesia for postoperative pain and inhibits cyclooxygenase activity.

Therapeutic Applications

This medication is used to temporarily relieve itching eyes caused by seasonal allergies. It is also used to prevent and treat eye swelling due to a certain type of eye surgery (cataract removal). Ketorolac belongs to a class of drugs known as nonsteroidal anti-inflammatory drugs (NSAIDs). It works by blocking certain natural substances in your body to reduce pain and swelling.

Latanoprost

Generic Formulation: LatanoprostSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 36
30-Day Fills 64.1
Days Supply 1,841
TX State Average Benchmarks
Peer Average Claims161.0
Peer Average 30-Day Fills298.3
Peer Average Days Supply8,546
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 77.6% less volume than the regional standard for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $417.84 across this reporting matrix range.

Provider Avg Cost Per Claim

$11.61

State Avg Cost Per Claim

$25.16

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 prostaglandin F analog used to treat OCULAR HYPERTENSION in patients with GLAUCOMA.

Therapeutic Applications

Latanoprost is used to treat high pressure inside the eye due to glaucoma (open angle type) or other eye diseases (such as ocular hypertension). It is similar to a natural chemical in the body (prostaglandin) and works by regulating the flow of fluid within the eye which results in lower pressure. Lowering high pressure inside the eye helps to prevent blindness.

Moxifloxacin

Generic Formulation: Moxifloxacin HclSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 70
30-Day Fills 71.3
Days Supply 1,292
TX State Average Benchmarks
Peer Average Claims101.0
Peer Average 30-Day Fills102.9
Peer Average Days Supply1,617
Conservative Utilization

This provider writes prescriptions for this formulation 30.7% less frequently than the standard regional baseline metric for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $1,120.10 across this reporting matrix range.

Provider Avg Cost Per Claim

$16.00

State Avg Cost Per Claim

$36.88

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 fluoroquinolone that acts as an inhibitor of DNA TOPOISOMERASE II and is used as a broad-spectrum antibacterial agent.

Therapeutic Applications

This medication is a quinolone antibiotic used for eye infections.

Neomycin-Polymyxin-Dexameth

Generic Formulation: Neomycin/Polymyxin B/DexamethaSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 12
30-Day Fills 12.0
Days Supply 93
TX State Average Benchmarks
Peer Average Claims43.0
Peer Average 30-Day Fills44.1
Peer Average Days Supply698
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 72.1% less volume than the regional standard for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $164.09 across this reporting matrix range.

Provider Avg Cost Per Claim

$13.67

State Avg Cost Per Claim

$14.96

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 medication is used to treat conditions involving swelling (inflammation) of the eyes and to treat or prevent bacterial eye infections. This product contains neomycin and polymyxin, antibiotics that work by stopping the growth of bacteria. It also contains dexamethasone, an anti-inflammatory corticosteroid that works by reducing swelling. This medication treats/prevents only bacterial eye infections. It will not work for other types of eye infections and may worsen them (such as infections caused by viruses, fungi, mycobacteria). Unnecessary use or overuse of any antibiotic can lead to its decreased effectiveness.

Ofloxacin

Generic Formulation: OfloxacinSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 62
30-Day Fills 68.0
Days Supply 1,553
TX State Average Benchmarks
Peer Average Claims68.0
Peer Average 30-Day Fills72.5
Peer Average Days Supply1,492
Standard Average Utilization

This provider's prescribing patterns for this therapeutic formulation sit directly in line with standard baseline averages across TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $1,020.41 across this reporting matrix range.

Provider Avg Cost Per Claim

$16.46

State Avg Cost Per Claim

$24.44

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 fluoroquinolone antibacterial agent that inhibits the supercoiling activity of bacterial DNA GYRASE, halting DNA REPLICATION.

Therapeutic Applications

This medication is used to treat eye infections. Ofloxacin belongs to a class of drugs called quinolone antibiotics. It works by stopping the growth of bacteria. This medication treats only bacterial eye infections. It will not work for other types of eye infections. Unnecessary use or overuse of any antibiotic can lead to its decreased effectiveness.

Polymyxin B Sul-Trimethoprim

Generic Formulation: Polymyxin B Sulf/TrimethoprimSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 32
30-Day Fills 51.2
Days Supply 1,496
TX State Average Benchmarks
Peer Average Claims47.0
Peer Average 30-Day Fills65.6
Peer Average Days Supply1,788
Conservative Utilization

This provider writes prescriptions for this formulation 31.9% less frequently than the standard regional baseline metric for practitioners inside TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $508.72 across this reporting matrix range.

Provider Avg Cost Per Claim

$15.90

State Avg Cost Per Claim

$8.54

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 medication is used to treat bacterial infections (such as blepharitis, conjunctivitis) of the eye. It contains 2 antibiotics. Polymyxin B works by killing the bacteria. Trimethoprim works by stopping the growth of the bacteria. This medication treats only bacterial eye infections. It will not work for other types of eye infections. Unnecessary use or misuse of any antibiotic can lead to its decreased effectiveness.

Prednisolone Acetate

Generic Formulation: Prednisolone AcetateSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 203
30-Day Fills 370.1
Days Supply 10,740
TX State Average Benchmarks
Peer Average Claims130.0
Peer Average 30-Day Fills168.2
Peer Average Days Supply4,409
Highly Elevated Utilization

This provider exhibits a high preference for this treatment path, registering a volume 56.2% higher than the standard regional baseline profile for TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $13,322.79 across this reporting matrix range.

Provider Avg Cost Per Claim

$65.63

State Avg Cost Per Claim

$51.46

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 medication is used to treat certain eye conditions due to inflammation or injury. Prednisolone works by relieving symptoms such as swelling, redness, and itching. It belongs to a class of drugs known as corticosteroids.

Timolol Maleate

Generic Formulation: Timolol MaleateSpecialty: Ophthalmology
Provider Metrics Summary
Total Claims 39
30-Day Fills 124.2
Days Supply 3,725
TX State Average Benchmarks
Peer Average Claims15.0
Peer Average 30-Day Fills26.0
Peer Average Days Supply774
Highly Elevated Utilization

This provider exhibits a high preference for this treatment path, registering a volume 160.0% higher than the standard regional baseline profile for TX. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $571.26 across this reporting matrix range.

Provider Avg Cost Per Claim

$14.65

State Avg Cost Per Claim

$484.74

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 beta-adrenergic antagonist that is similar in action to PROPRANOLOL; the levo-isomer is more active. Timolol has been proposed as an anti-hypertensive, anti-arrhythmic, anti-angina, and anti-glaucoma agent. It is also used in the treatment of MIGRAINE DISORDERS and tremor.

Therapeutic Applications

This medication is used to treat high pressure inside the eye due to glaucoma (open angle-type) or other eye diseases (such as ocular hypertension). Lowering high pressure inside the eye helps to prevent blindness. This medication works by decreasing the amount of fluid within the eye. Timolol belongs to a class of drugs known as beta-blockers.

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. ALLISON J CHEN MD, MPH provides transparency into local medical care patterns within Houston, TX.

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 **Ophthalmology** 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.