DR. WILLIAM H RITTENBERRY MD
Prescription History 1942201058
Emergency Medicine in Memphis, TN

NPI Status: Active since August 10, 2005

Contact Information

3960 NEW COVINGTON PIKE
MEMPHIS, TN
ZIP 38128
Phone: (901) 516-5211

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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. WILLIAM H RITTENBERRY MD, an active Emergency Medicine specialist practicing in Memphis, TN. Our medical registry currently tracks 12 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 382 documented patient claims. Among these therapy options, the most frequently utilized medication is Prednisone, which accounts for 69 claims alone.


Amlodipine Besylate

Generic Formulation: Amlodipine BesylateSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 15
30-Day Fills 17.1
Days Supply 514
TN State Average Benchmarks
Peer Average Claims146.0
Peer Average 30-Day Fills348.1
Peer Average Days Supply10,234
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 89.7% less volume than the regional standard for practitioners inside TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $86.67 across this reporting matrix range.

Provider Avg Cost Per Claim

$5.78

State Avg Cost Per Claim

$6.52

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 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.

Cephalexin

Generic Formulation: CephalexinSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 12
30-Day Fills 12.0
Days Supply 91
TN State Average Benchmarks
Peer Average Claims31.0
Peer Average 30-Day Fills33.1
Peer Average Days Supply361
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 61.3% less volume than the regional standard for practitioners inside TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $66.57 across this reporting matrix range.

Provider Avg Cost Per Claim

$5.55

State Avg Cost Per Claim

$8.37

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.

Ciprofloxacin Hcl

Generic Formulation: Ciprofloxacin HclSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 16
30-Day Fills 16.0
Days Supply 114
TN State Average Benchmarks
Peer Average Claims30.0
Peer Average 30-Day Fills31.3
Peer Average Days Supply291
Conservative Utilization

This provider writes prescriptions for this formulation 46.7% less frequently than the standard regional baseline metric for practitioners inside TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $126.40 across this reporting matrix range.

Provider Avg Cost Per Claim

$7.90

State Avg Cost Per Claim

$8.31

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 broad-spectrum antimicrobial carboxyfluoroquinoline.

Therapeutic Applications

This medication is used to treat eye infections. Ciprofloxacin 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.

Clonidine Hcl

Generic Formulation: Clonidine HclSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 14
30-Day Fills 14.0
Days Supply 420
TN State Average Benchmarks
Peer Average Claims32.0
Peer Average 30-Day Fills62.7
Peer Average Days Supply1,792
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 56.3% less volume than the regional standard for practitioners inside TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $90.76 across this reporting matrix range.

Provider Avg Cost Per Claim

$6.48

State Avg Cost Per Claim

$9.43

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 alone or with other medications to treat high blood pressure (hypertension). Lowering high blood pressure helps prevent strokes, heart attacks, and kidney problems. Clonidine belongs to a class of drugs (central alpha agonists) that act in the brain to lower blood pressure. It works by relaxing blood vessels so blood can flow more easily.

Levofloxacin

Generic Formulation: LevofloxacinSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 48
30-Day Fills 48.0
Days Supply 411
TN State Average Benchmarks
Peer Average Claims26.0
Peer Average 30-Day Fills26.9
Peer Average Days Supply231
Highly Elevated Utilization

This provider exhibits a high preference for this treatment path, registering a volume 84.6% higher than the standard regional baseline profile for TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $357.85 across this reporting matrix range.

Provider Avg Cost Per Claim

$7.46

State Avg Cost Per Claim

$8.94

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

The L-isomer of Ofloxacin.

Therapeutic Applications

This medication is used to treat a variety of bacterial infections. Levofloxacin belongs to a class of drugs known as quinolone antibiotics. It works by stopping the growth of bacteria. Levofloxacin injection is used if you cannot take the medication by mouth. 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.

Nitrofurantoin Mono-Macro

Generic Formulation: Nitrofurantoin Monohyd/M-CrystSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 33
30-Day Fills 33.0
Days Supply 210
TN State Average Benchmarks
Peer Average Claims26.0
Peer Average 30-Day Fills27.8
Peer Average Days Supply271
Elevated Utilization

This provider maintains an active emphasis on this therapeutic option, recording 26.9% more claims than the standard regional baseline profile for TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $667.96 across this reporting matrix range.

Provider Avg Cost Per Claim

$20.24

State Avg Cost Per Claim

$26.88

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.

Therapeutic Applications

This medication is an antibiotic used to treat bladder infections (acute cystitis). 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. This medication should not be used in infants younger than 1 month old (see also Precautions section). This drug should not be used to treat infections outside the bladder (including kidney infections such as pyelonephritis or perinephric abscesses).

Omeprazole

Generic Formulation: OmeprazoleSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 23
30-Day Fills 33.0
Days Supply 990
TN State Average Benchmarks
Peer Average Claims116.0
Peer Average 30-Day Fills267.6
Peer Average Days Supply7,878
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 80.2% less volume than the regional standard for practitioners inside TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $166.87 across this reporting matrix range.

Provider Avg Cost Per Claim

$7.26

State Avg Cost Per Claim

$14.98

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 4-methoxy-3,5-dimethylpyridyl, 5-methoxybenzimidazole derivative of timoprazole that is used in the therapy of STOMACH ULCERS and ZOLLINGER-ELLISON SYNDROME. The drug inhibits an H(+)-K(+)-EXCHANGING ATPASE which is found in GASTRIC PARIETAL CELLS.

Therapeutic Applications

Omeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers). It works by decreasing the amount of acid your stomach makes. It relieves symptoms such as heartburn, difficulty swallowing, and cough. This medication helps heal acid damage to the stomach and esophagus, helps prevent ulcers, and may help prevent cancer of the esophagus. Omeprazole belongs to a class of drugs known as proton pump inhibitors (PPIs). If you are self-treating with this medication, over-the-counter omeprazole products are used to treat frequent heartburn (occurring 2 or more days a week). Since it may take 1 to 4 days to have full effect, these products do not relieve heartburn right away. For over-the-counter products, carefully read the package instructions to make sure the product is right for you. Check the ingredients on the label even if you have used the product before. The manufacturer may have changed the ingredients. Also, products with similar brand names may contain different ingredients meant for different purposes. Taking the wrong product could harm you.

Ondansetron Odt

Generic Formulation: OndansetronSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 45
30-Day Fills 45.0
Days Supply 178
TN State Average Benchmarks
Peer Average Claims26.0
Peer Average 30-Day Fills27.5
Peer Average Days Supply302
Highly Elevated Utilization

This provider exhibits a high preference for this treatment path, registering a volume 73.1% higher than the standard regional baseline profile for TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $347.39 across this reporting matrix range.

Provider Avg Cost Per Claim

$7.72

State Avg Cost Per Claim

$21.39

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.

Oxycodone-Acetaminophen

Generic Formulation: Oxycodone Hcl/AcetaminophenSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 50
30-Day Fills 50.0
Days Supply 162
TN State Average Benchmarks
Peer Average Claims92.0
Peer Average 30-Day Fills92.4
Peer Average Days Supply2,194
Conservative Utilization

This provider writes prescriptions for this formulation 45.7% less frequently than the standard regional baseline metric for practitioners inside TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $274.86 across this reporting matrix range.

Provider Avg Cost Per Claim

$5.50

State Avg Cost Per Claim

$31.79

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.

Therapeutic Applications

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

Prednisone

Generic Formulation: PrednisoneSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 69
30-Day Fills 69.0
Days Supply 437
TN State Average Benchmarks
Peer Average Claims54.0
Peer Average 30-Day Fills66.3
Peer Average Days Supply1,176
Elevated Utilization

This provider maintains an active emphasis on this therapeutic option, recording 27.8% more claims than the standard regional baseline profile for TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $156.86 across this reporting matrix range.

Provider Avg Cost Per Claim

$2.27

State Avg Cost Per Claim

$7.16

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 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.

Tramadol Hcl

Generic Formulation: Tramadol HclSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 46
30-Day Fills 46.0
Days Supply 139
TN State Average Benchmarks
Peer Average Claims54.0
Peer Average 30-Day Fills54.8
Peer Average Days Supply1,140
Standard Average Utilization

This provider's prescribing patterns for this therapeutic formulation sit directly in line with standard baseline averages across TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $90.68 across this reporting matrix range.

Provider Avg Cost Per Claim

$1.97

State Avg Cost Per Claim

$8.11

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 narcotic analgesic proposed for severe pain. It may be habituating.

Therapeutic Applications

See also Warning section. This medication is used to help relieve moderate to moderately severe pain. Tramadol belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain.

Xarelto

Generic Formulation: RivaroxabanSpecialty: Emergency Medicine
Provider Metrics Summary
Total Claims 11
30-Day Fills 11.0
Days Supply 298
TN State Average Benchmarks
Peer Average Claims46.0
Peer Average 30-Day Fills75.2
Peer Average Days Supply2,095
Highly Conservative Utilization

This provider demonstrates a highly selective approach to this formula, recording 76.1% less volume than the regional standard for practitioners inside TN. Gross expenditures recorded under Medicare program tracking definitions for this provider calculate to an estimated aggregate of $7,195.84 across this reporting matrix range.

Provider Avg Cost Per Claim

$654.17

State Avg Cost Per Claim

$824.97

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 morpholine and thiophene derivative that functions as a FACTOR XA INHIBITOR and is used in the treatment and prevention of DEEP-VEIN THROMBOSIS and PULMONARY EMBOLISM. It is also used for the prevention of STROKE and systemic embolization in patients with non-valvular ATRIAL FIBRILLATION, and for the prevention of atherothrombotic events in patients after an ACUTE CORONARY SYNDROME.

Therapeutic Applications

Rivaroxaban is used to prevent blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip or knee replacement surgery. It is also used to prevent blood clots from forming in high-risk patients with limited mobility during their hospital stay and after discharge. In addition, rivaroxaban is used to treat blood clots (such as in deep vein thrombosis-DVT or pulmonary embolus-PE) and to prevent the blood clots from forming again. Rivaroxaban may be used in children to prevent blood clots from forming after a certain heart surgery (Fontan procedure). Rivaroxaban is an anticoagulant that works by blocking certain clotting proteins in your blood.

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. WILLIAM H RITTENBERRY MD provides transparency into local medical care patterns within Memphis, TN.

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.