ALEXANDER SHEPHERD MD
Prescription History 1700895513
Clinical Pharmacology in San Antonio, TX

NPI Status: Active since August 08, 2006

Contact Information

8300 FLOYD CURL DR
SAN ANTONIO, TX
ZIP 78229
Phone: (210) 450-4888

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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 ALEXANDER SHEPHERD MD, an active Clinical Pharmacology specialist practicing in San Antonio, TX. Our medical registry currently tracks 6 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 130 documented patient claims. Among these therapy options, the most frequently utilized medication is Amlodipine Besylate, which accounts for 29 claims alone.


Amlodipine Besylate

Generic Formulation: Amlodipine BesylateSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 29
30-Day Fills 77.0
Days Supply 2,310
TX State Average Benchmarks
Peer Average Claims131.0
Peer Average 30-Day Fills323.0
Peer Average Days Supply9,636
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 77.9% 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 $194.21 across this reporting matrix range.

Provider Avg Cost Per Claim

$6.70

State Avg Cost Per Claim

$7.22

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.

Atorvastatin Calcium

Generic Formulation: Atorvastatin CalciumSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 23
30-Day Fills 61.7
Days Supply 1,850
TX State Average Benchmarks
Peer Average Claims172.0
Peer Average 30-Day Fills436.6
Peer Average Days Supply13,025
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 86.6% 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 $580.44 across this reporting matrix range.

Provider Avg Cost Per Claim

$25.24

State Avg Cost Per Claim

$12.71

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 pyrrole and heptanoic acid derivative, HYDROXYMETHYLGLUTARYL-COA REDUCTASE INHIBITOR (statin), and ANTICHOLESTEREMIC AGENT that is used to reduce serum levels of LDL-CHOLESTEROL; APOLIPOPROTEIN B; and TRIGLYCERIDES. It is used to increase serum levels of HDL-CHOLESTEROL in the treatment of HYPERLIPIDEMIAS, and for the prevention of CARDIOVASCULAR DISEASES in patients with multiple risk factors.

Therapeutic Applications

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. It belongs to a group of drugs known as statins. It works by reducing the amount of cholesterol made by the liver. Lowering bad cholesterol and triglycerides and raising good cholesterol decreases the risk of heart disease and helps prevent strokes and heart attacks. In addition to eating a proper diet (such as a low-cholesterol/low-fat diet), other lifestyle changes that may help this medication work better include exercising, losing weight if overweight, and stopping smoking. Consult your doctor for more details.

Hydrochlorothiazide

Generic Formulation: HydrochlorothiazideSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 27
30-Day Fills 73.0
Days Supply 2,190
TX State Average Benchmarks
Peer Average Claims67.0
Peer Average 30-Day Fills172.3
Peer Average Days Supply5,149
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 59.7% 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 $112.99 across this reporting matrix range.

Provider Avg Cost Per Claim

$4.18

State Avg Cost Per Claim

$5.52

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 thiazide diuretic often considered the prototypical member of this class. It reduces the reabsorption of electrolytes from the renal tubules. This results in increased excretion of water and electrolytes, including sodium, potassium, chloride, and magnesium. It is used in the treatment of several disorders including edema, hypertension, diabetes insipidus, and hypoparathyroidism.

Therapeutic Applications

This medication is used to treat high blood pressure. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Hydrochlorothiazide belongs to a class of drugs known as diuretics/water pills. It works by causing you to make more urine. This helps your body get rid of extra salt and water. This medication also reduces extra fluid in the body (edema) caused by conditions such as heart failure, liver disease, or kidney disease. This can lessen symptoms such as shortness of breath or swelling in your ankles or feet.

Lisinopril

Generic Formulation: LisinoprilSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 13
30-Day Fills 39.0
Days Supply 1,170
TX State Average Benchmarks
Peer Average Claims111.0
Peer Average 30-Day Fills280.0
Peer Average Days Supply8,354
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 88.3% 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 $318.03 across this reporting matrix range.

Provider Avg Cost Per Claim

$24.46

State Avg Cost Per Claim

$6.92

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

One of the ANGIOTENSIN-CONVERTING ENZYME INHIBITORS (ACE inhibitors), orally active, that has been used in the treatment of hypertension and congestive heart failure.

Therapeutic Applications

Lisinopril is used to treat high blood pressure. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. It is also used to treat heart failure and to improve survival after a heart attack. Lisinopril belongs to a class of drugs known as ACE inhibitors. It works by relaxing blood vessels so blood can flow more easily.

Losartan Potassium

Generic Formulation: Losartan PotassiumSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 24
30-Day Fills 66.0
Days Supply 1,980
TX State Average Benchmarks
Peer Average Claims106.0
Peer Average 30-Day Fills268.0
Peer Average Days Supply8,004
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 77.4% 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 $625.20 across this reporting matrix range.

Provider Avg Cost Per Claim

$26.05

State Avg Cost Per Claim

$11.24

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

An antagonist of ANGIOTENSIN TYPE 1 RECEPTOR with antihypertensive activity due to the reduced pressor effect of ANGIOTENSIN II.

Therapeutic Applications

Losartan is used to treat high blood pressure (hypertension) and to help protect the kidneys from damage due to diabetes. It is also used to lower the risk of strokes in patients with high blood pressure and an enlarged heart. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Losartan belongs to a class of drugs called angiotensin receptor blockers (ARBs). It works by relaxing blood vessels so that blood can flow more easily.

Spironolactone

Generic Formulation: SpironolactoneSpecialty: Internal Medicine
Provider Metrics Summary
Total Claims 14
30-Day Fills 40.0
Days Supply 1,200
TX State Average Benchmarks
Peer Average Claims40.0
Peer Average 30-Day Fills88.7
Peer Average Days Supply2,634
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 65.0% 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 $166.74 across this reporting matrix range.

Provider Avg Cost Per Claim

$11.91

State Avg Cost Per Claim

$14.33

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 potassium sparing diuretic that acts by antagonism of aldosterone in the distal renal tubules. It is used mainly in the treatment of refractory edema in patients with congestive heart failure, nephrotic syndrome, or hepatic cirrhosis. Its effects on the endocrine system are utilized in the treatments of hirsutism and acne but they can lead to adverse effects. (From Martindale, The Extra Pharmacopoeia, 30th ed, p827)

Therapeutic Applications

Spironolactone is used to treat high blood pressure and heart failure. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. It is also used to treat swelling (edema) caused by certain conditions (such as heart failure, liver disease) by removing excess fluid and improving symptoms such as breathing problems. This medication is also used to treat conditions in which the body is making too much of a natural substance (aldosterone). Spironolactone is known as a water pill (potassium-sparing diuretic).

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 ALEXANDER SHEPHERD MD provides transparency into local medical care patterns within San Antonio, 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 **Clinical Pharmacology** 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.