DR. NANCY ANN HARRISON O.D.
Prescription History 1679618607
Optometrist in Corpus Christi, TX


Quality Rating: 99.99 out of 100 score

NPI Status: Active since February 20, 2007

Contact Information

900 MORGAN AVE
CORPUS CHRISTI, TX
ZIP 78404
Phone: (361) 888-4288

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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. NANCY ANN HARRISON O.D., an active Optometrist specialist practicing in Corpus Christi, TX. Our medical registry currently tracks 13 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 879 documented patient claims. Among these therapy options, the most frequently utilized medication is Latanoprost, which accounts for 398 claims alone.


Alphagan P

Generic Formulation: Brimonidine TartrateSpecialty: Optometry
Provider Metrics Summary
Total Claims 19
30-Day Fills 24.2
Days Supply 647
TX State Average Benchmarks
Peer Average Claims36.0
Peer Average 30-Day Fills59.5
Peer Average Days Supply1,688
Conservative Utilization

This provider writes prescriptions for this formulation 47.2% 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 $5,820.13 across this reporting matrix range.

Provider Avg Cost Per Claim

$306.32

State Avg Cost Per Claim

$381.69

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.

Brimonidine Tartrate

Generic Formulation: Brimonidine TartrateSpecialty: Optometry
Provider Metrics Summary
Total Claims 120
30-Day Fills 231.1
Days Supply 6,869
TX State Average Benchmarks
Peer Average Claims72.0
Peer Average 30-Day Fills133.0
Peer Average Days Supply3,845
Highly Elevated Utilization

This provider exhibits a high preference for this treatment path, registering a volume 66.7% 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 $2,707.29 across this reporting matrix range.

Provider Avg Cost Per Claim

$22.56

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.

Brimonidine Tartrate-Timolol

Generic Formulation: Brimonidine Tartrate/TimololSpecialty: Optometry
Provider Metrics Summary
Total Claims 16
30-Day Fills 38.0
Days Supply 1,136
TX State Average Benchmarks
Peer Average Claims30.0
Peer Average 30-Day Fills49.9
Peer Average Days Supply1,423
Conservative Utilization

This provider writes prescriptions for this formulation 46.7% 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 $7,704.59 across this reporting matrix range.

Provider Avg Cost Per Claim

$481.54

State Avg Cost Per Claim

$307.10

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 pharmaceutical preparation of brimonidine tartrate and timolol maleate. The combined ADRENERGIC ALPHA2 RECEPTOR AGONIST and ADRENERGIC BETA-ANTAGONIST activity of these drugs reduce INTRAOCULAR PRESSURE in GLAUCOMA patients.

Therapeutic Applications

This combination 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 product contains brimonidine and timolol. These medications are used together when 1 drug is not controlling the pressure inside the eye. Brimonidine works by allowing better fluid drainage from within the eye and also by decreasing the amount of fluid formed in the eye. It belongs to a class of drugs known as alpha agonists. Timolol is thought to work by decreasing the amount of fluid formed in the eye. Timolol belongs to a class of drugs known as beta blockers. This medication is not recommended for use in children less than 2 years old due to an increased risk of serious side effects. Ask the doctor or pharmacist for more details.

Dorzolamide Hcl

Generic Formulation: Dorzolamide HclSpecialty: Optometry
Provider Metrics Summary
Total Claims 49
30-Day Fills 89.8
Days Supply 2,694
TX State Average Benchmarks
Peer Average Claims55.0
Peer Average 30-Day Fills111.2
Peer Average Days Supply3,318
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 $1,449.69 across this reporting matrix range.

Provider Avg Cost Per Claim

$29.59

State Avg Cost Per Claim

$32.44

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.

Therapeutic Applications

Dorzolamide 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. It belongs to a class of drugs known as carbonic anhydrase inhibitors.

Dorzolamide-Timolol

Generic Formulation: Dorzolamide Hcl/Timolol MaleatSpecialty: Optometry
Provider Metrics Summary
Total Claims 58
30-Day Fills 118.5
Days Supply 3,553
TX State Average Benchmarks
Peer Average Claims98.0
Peer Average 30-Day Fills206.9
Peer Average Days Supply6,186
Conservative Utilization

This provider writes prescriptions for this formulation 40.8% 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 $2,215.14 across this reporting matrix range.

Provider Avg Cost Per Claim

$38.19

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: Optometry
Provider Metrics Summary
Total Claims 14
30-Day Fills 14.0
Days Supply 162
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 73.6% 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 $147.06 across this reporting matrix range.

Provider Avg Cost Per Claim

$10.50

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.

Latanoprost

Generic Formulation: LatanoprostSpecialty: Optometry
Provider Metrics Summary
Total Claims 398
30-Day Fills 796.7
Days Supply 23,412
TX State Average Benchmarks
Peer Average Claims161.0
Peer Average 30-Day Fills298.3
Peer Average Days Supply8,546
Highly Elevated Utilization

This provider exhibits a high preference for this treatment path, registering a volume 147.2% 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 $14,797.29 across this reporting matrix range.

Provider Avg Cost Per Claim

$37.18

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.

Lumigan

Generic Formulation: BimatoprostSpecialty: Optometry
Provider Metrics Summary
Total Claims 32
30-Day Fills 51.1
Days Supply 1,454
TX State Average Benchmarks
Peer Average Claims71.0
Peer Average 30-Day Fills126.0
Peer Average Days Supply3,626
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 54.9% 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 $14,029.81 across this reporting matrix range.

Provider Avg Cost Per Claim

$438.43

State Avg Cost Per Claim

$471.87

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 cloprostenol-derived amide that is used as an ANTIHYPERTENSIVE AGENT in the treatment of OPEN-ANGLE GLAUCOMA and OCULAR HYPERTENSION.

Therapeutic Applications

Bimatoprost 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 can help prevent blindness. This medication works by regulating the flow of fluid within the eye to maintain a normal pressure.

Moxifloxacin

Generic Formulation: Moxifloxacin HclSpecialty: Optometry
Provider Metrics Summary
Total Claims 29
30-Day Fills 29.0
Days Supply 370
TX State Average Benchmarks
Peer Average Claims101.0
Peer Average 30-Day Fills102.9
Peer Average Days Supply1,617
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 71.3% 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 $1,107.43 across this reporting matrix range.

Provider Avg Cost Per Claim

$38.19

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.

Polymyxin B Sul-Trimethoprim

Generic Formulation: Polymyxin B Sulf/TrimethoprimSpecialty: Optometry
Provider Metrics Summary
Total Claims 18
30-Day Fills 24.8
Days Supply 617
TX State Average Benchmarks
Peer Average Claims47.0
Peer Average 30-Day Fills65.6
Peer Average Days Supply1,788
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 61.7% 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 $187.87 across this reporting matrix range.

Provider Avg Cost Per Claim

$10.44

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: Optometry
Provider Metrics Summary
Total Claims 20
30-Day Fills 29.8
Days Supply 772
TX State Average Benchmarks
Peer Average Claims130.0
Peer Average 30-Day Fills168.2
Peer Average Days Supply4,409
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 84.6% 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 $1,015.06 across this reporting matrix range.

Provider Avg Cost Per Claim

$50.75

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.

Restasis

Generic Formulation: CyclosporineSpecialty: Optometry
Provider Metrics Summary
Total Claims 25
30-Day Fills 49.0
Days Supply 1,470
TX State Average Benchmarks
Peer Average Claims51.0
Peer Average 30-Day Fills91.0
Peer Average Days Supply2,702
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 51.0% 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 $33,760.47 across this reporting matrix range.

Provider Avg Cost Per Claim

$1,350.42

State Avg Cost Per Claim

$1,152.17

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.

Timolol Maleate

Generic Formulation: Timolol MaleateSpecialty: Optometry
Provider Metrics Summary
Total Claims 81
30-Day Fills 159.5
Days Supply 4,741
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 440.0% 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 $1,796.58 across this reporting matrix range.

Provider Avg Cost Per Claim

$22.18

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. NANCY ANN HARRISON O.D. provides transparency into local medical care patterns within Corpus Christi, 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 **Optometrist** 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.