DR. BARBARA J MACCOLLUM M.D.
Prescription History 1215925821
Internal Medicine - Gastroenterology in Phoenix, AZ
Medicare Part D Prescription History
Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for DR. BARBARA J MACCOLLUM M.D., an active Gastroenterology specialist practicing in Phoenix, AZ. Our medical registry currently tracks 18 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 1,018 documented patient claims. Among these therapy options, the most frequently utilized medication is Famotidine, which accounts for 246 claims alone. Use the table below to sort by claims, cost, or utilization compared with the state average; select any medication for its full profile.
| Medication | Prescriptions (2023)Rx (2023) | Avg Cost per FillCost / Fill | Vs. Other AZ PrescribersVs. AZ Avg |
|---|---|---|---|
| Famotidine | 246 | $13.34▼ below AZ avg | ▲ More than typical |
About Famotidine: Famotidine is used to treat ulcers of the stomach and intestines and to prevent intestinal ulcers from coming back after they have healed. Show more ▾ This medication is also used to treat certain stomach and throat (esophagus) problems (such as erosive esophagitis, gastroesophageal reflux disease-GERD, Zollinger-Ellison syndrome). It works by decreasing the amount of acid your stomach makes. It relieves symptoms such as cough that doesn't go away, stomach pain, heartburn, and difficulty swallowing. Famotidine belongs to a class of drugs known as H2 blockers. This medication is also available without a prescription. It is used to prevent and treat heartburn and other symptoms caused by too much acid in the stomach (acid indigestion). If you are taking this medication for self-treatment, it is important to read the manufacturer's package instructions carefully so you know when to consult your doctor or pharmacist. A competitive histamine H2-receptor antagonist. Its main pharmacodynamic effect is the inhibition of gastric secretion. In 2023, this provider wrote 246 Medicare prescriptions for Famotidine, about 16 times the volume of the typical Arizona prescriber of this medication (15). Medicare paid an average of $13.34 per fill, versus $13.72 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 597.8 30-Day Fills standardized to 30-day supplies 17,884 Days of Medication total across all patients in 2023 | |||
| Pantoprazole Sodium | 205 | $19.53 | ▲ More than typical |
About Pantoprazole Sodium: Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux). Show more ▾ It works by decreasing the amount of acid your stomach makes. This medication relieves symptoms such as heartburn, difficulty swallowing, and cough. It helps heal acid damage to the stomach and esophagus, helps prevent ulcers, and may help prevent cancer of the esophagus. Pantoprazole belongs to a class of drugs known as proton pump inhibitors (PPIs). 2-pyridinylmethylsulfinylbenzimidazole proton pump inhibitor that is used in the treatment of GASTROESOPHAGEAL REFLUX and PEPTIC ULCER. In 2023, this provider wrote 205 Medicare prescriptions for Pantoprazole Sodium, about 3.2 times the volume of the typical Arizona prescriber of this medication (64). Medicare paid an average of $19.53 per fill, versus $17.85 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 477.1 30-Day Fills standardized to 30-day supplies 14,270 Days of Medication total across all patients in 2023 | |||
| Ondansetron OdtOndansetron | 106 | $5.99▼ below AZ avg | ▲ More than typical |
About Ondansetron Odt: This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy. Show more ▾ 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. 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. In 2023, this provider wrote 106 Medicare prescriptions for Ondansetron Odt, about 4.6 times the volume of the typical Arizona prescriber of this medication (23). Medicare paid an average of $5.99 per fill, versus $28.28 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 106 30-Day Fills standardized to 30-day supplies 570 Days of Medication total across all patients in 2023 | |||
| Omeprazole | 99 | $12.53▼ below AZ avg | ▲ More than typical |
About Omeprazole: Omeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers). Show more ▾ 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. 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. In 2023, this provider wrote 99 Medicare prescriptions for Omeprazole, about 1.3 times the volume of the typical Arizona prescriber of this medication (75). Medicare paid an average of $12.53 per fill, versus $15.87 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 207.5 30-Day Fills standardized to 30-day supplies 6,209 Days of Medication total across all patients in 2023 | |||
| SutabSod Sulf/Pot Chloride/Mag Sulf | 88 | $170.10 | ▲ More than typical |
About Sutab: This product is used to clean out the intestines before a certain bowel exam procedure (colonoscopy). Show more ▾ It is a laxative that works by drawing large amounts of water into the colon. This causes watery bowel movements. Clearing stool from the intestines helps your doctor to better examine the intestines during your procedure. In 2023, this provider wrote 88 Medicare prescriptions for Sutab, about 2.8 times the volume of the typical Arizona prescriber of this medication (31). Medicare paid an average of $170.10 per fill, versus $163.45 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 88 30-Day Fills standardized to 30-day supplies 173 Days of Medication total across all patients in 2023 | |||
| LinzessLinaclotide | 37 | $798.34▼ below AZ avg | ▲ More than typical |
About Linzess: See also Warning section. Show more ▾ Linaclotide is used to treat certain types of bowel problems (irritable bowel syndrome with constipation, chronic idiopathic constipation). It works by increasing fluid in your intestines and helping speed up movement of food through the gut. Linaclotide may improve stool texture and lessen symptoms such as bloating, abdominal pain/discomfort, straining, and feelings of incomplete bowel movements. In 2023, this provider wrote 37 Medicare prescriptions for Linzess, about 1.5 times the volume of the typical Arizona prescriber of this medication (24). Medicare paid an average of $798.34 per fill, versus $833.80 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 53 30-Day Fills standardized to 30-day supplies 1,590 Days of Medication total across all patients in 2023 | |||
| CreonLipase/Protease/Amylase | 33 | $1,376.01▼ below AZ avg | ▲ More than typical |
About Creon: This medication contains digestive enzymes to help break down and digest fats, starch, and proteins in food. Show more ▾ It is used in conditions where the pancreas cannot make or does not release enough digestive enzymes into the small intestines to digest the food (conditions such as chronic pancreatitis, cystic fibrosis, cancer of the pancreas, post-pancreatectomy, post-gastrointestinal bypass surgery). In 2023, this provider wrote 33 Medicare prescriptions for Creon, about 1.6 times the volume of the typical Arizona prescriber of this medication (21). Medicare paid an average of $1,376.01 per fill, versus $2,211.45 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 35.6 30-Day Fills standardized to 30-day supplies 1,008 Days of Medication total across all patients in 2023 | |||
| Sucralfate | 29 | $218.83 | ▲ More than typical |
About Sucralfate: This medication is used to treat ulcers in the intestines. Show more ▾ Sucralfate forms a coating over ulcers, protecting the area from further injury. This helps ulcers heal more quickly. A basic aluminum complex of sulfated sucrose. In 2023, this provider wrote 29 Medicare prescriptions for Sucralfate, about 1.3 times the volume of the typical Arizona prescriber of this medication (23). Medicare paid an average of $218.83 per fill, versus $67.79 statewide. How often this provider prescribes it This provider prescribes this medication more often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 35.2 30-Day Fills standardized to 30-day supplies 956 Days of Medication total across all patients in 2023 | |||
| Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav | 24 | $9.35▼ below AZ avg | ≈ Typical |
About Amoxicillin-Clavulanate Potass: Amoxicillin/clavulanic acid is a combination penicillin-type antibiotic used to treat a wide variety of bacterial infections. Show more ▾ 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. A fixed-ratio combination of amoxicillin trihydrate and potassium clavulanate. In 2023, this provider wrote 24 Medicare prescriptions for Amoxicillin-Clavulanate Potass, about the same volume as the typical Arizona prescriber of this medication (25). Medicare paid an average of $9.35 per fill, versus $14.21 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 24 30-Day Fills standardized to 30-day supplies 300 Days of Medication total across all patients in 2023 | |||
| Dicyclomine Hcl | 24 | $14.45▼ below AZ avg | ≈ Typical |
In 2023, this provider wrote 24 Medicare prescriptions for Dicyclomine Hcl, about the same volume as the typical Arizona prescriber of this medication (25). Medicare paid an average of $14.45 per fill, versus $24.31 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 26 30-Day Fills standardized to 30-day supplies 438 Days of Medication total across all patients in 2023 | |||
| Esomeprazole Magnesium | 22 | $10.28▼ below AZ avg | ≈ Typical |
About Esomeprazole Magnesium: Esomeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers). Show more ▾ 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. Esomeprazole belongs to a class of drugs known as proton pump inhibitors (PPIs). If you are self-treating with this medication, over-the-counter esomeprazole 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. The S-isomer of omeprazole. In 2023, this provider wrote 22 Medicare prescriptions for Esomeprazole Magnesium, about the same volume as the typical Arizona prescriber of this medication (20). Medicare paid an average of $10.28 per fill, versus $79.10 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 28 30-Day Fills standardized to 30-day supplies 840 Days of Medication total across all patients in 2023 | |||
| TrulancePlecanatide | 21 | $942.39 | ≈ Typical |
About Trulance: See also Warning section. Show more ▾ Plecanatide is used to treat certain types of bowel problems (chronic idiopathic constipation, irritable bowel syndrome with constipation). It works by increasing fluid in your intestines and helping speed up movement of food through the gut. Plecanatide may improve stool texture and lessen symptoms such as straining and feelings of incomplete bowel movements. In 2023, this provider wrote 21 Medicare prescriptions for Trulance, about 1.2 times the volume of the typical Arizona prescriber of this medication (18). Medicare paid an average of $942.39 per fill, versus $696.08 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 35 30-Day Fills standardized to 30-day supplies 1,050 Days of Medication total across all patients in 2023 | |||
| Colestipol Hcl | 20 | $65.16▼ below AZ avg | ≈ Typical |
About Colestipol Hcl: Colestipol is used along with a proper diet to lower cholesterol in the blood. Show more ▾ Lowering cholesterol helps decrease the risk for strokes and heart attacks. In addition to 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. This medication is known as a bile acid-binding resin. It works by removing bile acid from the body. In people with high cholesterol, this causes the liver to make more bile acid by using cholesterol in the blood. This helps to lower the cholesterol levels. Highly crosslinked and insoluble basic anion exchange resin used as anticholesteremic. It may also may reduce triglyceride levels. In 2023, this provider wrote 20 Medicare prescriptions for Colestipol Hcl, about 87% of the volume of the typical Arizona prescriber of this medication (23). Medicare paid an average of $65.16 per fill, versus $102.60 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill This provider's average cost per fill is below the AZ average for this medication. 38 30-Day Fills standardized to 30-day supplies 1,140 Days of Medication total across all patients in 2023 | |||
| Nortriptyline Hcl | 14 | $32.25 | ▼ Less than typical |
About Nortriptyline Hcl: This medication is used to treat mental/mood problems such as depression. Show more ▾ It may help improve mood and feelings of well-being, relieve anxiety and tension, and increase your energy level. This medication belongs to a class of medications called tricyclic antidepressants. It works by affecting the balance of certain natural chemicals (neurotransmitters) in the brain. In 2023, this provider wrote 14 Medicare prescriptions for Nortriptyline Hcl, about 64% of the volume of the typical Arizona prescriber of this medication (22). Medicare paid an average of $32.25 per fill, versus $19.07 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 26 30-Day Fills standardized to 30-day supplies 780 Days of Medication total across all patients in 2023 | |||
| Diphenoxylate-AtropineDiphenoxylate Hcl/Atropine | 14 | $56.64 | ▼ Less than typical |
About Diphenoxylate-Atropine: This medication is used to treat diarrhea. Show more ▾ It helps to decrease the number and frequency of bowel movements. It works by slowing the movement of the intestines. Diphenoxylate is similar to opioid pain relievers, but it acts mainly to slow the gut. Atropine belongs to a class of drugs known as anticholinergics, which help to dry up body fluids and also slow gut movement. This medication should not be used to treat diarrhea caused by certain types of infection (such as C. difficile-associated diarrhea following antibiotic therapy). Talk to your doctor for more details. This medication is not recommended for use in children younger than 6 years due to an increased risk of serious side effects (such as breathing problems). In 2023, this provider wrote 14 Medicare prescriptions for Diphenoxylate-Atropine, about 74% of the volume of the typical Arizona prescriber of this medication (19). Medicare paid an average of $56.64 per fill, versus $38.04 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 18 30-Day Fills standardized to 30-day supplies 333 Days of Medication total across all patients in 2023 | |||
| Budesonide DrBudesonide | 12 | $133.73 | ▼ Less than typical |
About Budesonide Dr: Budesonide is used to control and prevent symptoms (wheezing and shortness of breath) caused by asthma. Show more ▾ This medication belongs to a class of drugs known as corticosteroids. It works directly in the lungs to make breathing easier by reducing the irritation and swelling of the airways. This medication must be used regularly to be effective. It does not work right away and should not be used to relieve sudden asthma attacks. If an asthma attack occurs, use your quick-relief inhaler as prescribed. A glucocorticoid used in the management of ASTHMA, the treatment of various skin disorders, and allergic RHINITIS. In 2023, this provider wrote 12 Medicare prescriptions for Budesonide Dr, about half the volume of the typical Arizona prescriber of this medication (24). Medicare paid an average of $133.73 per fill, versus $123.60 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 26 30-Day Fills standardized to 30-day supplies 780 Days of Medication total across all patients in 2023 | |||
| Mesalamine | 12 | $1,023.99 | ▼ Less than typical |
About Mesalamine: This medication is used to treat a certain bowel disease (ulcerative colitis). Show more ▾ It helps to reduce symptoms of ulcerative colitis such as diarrhea, rectal bleeding, and stomach pain. Mesalamine belongs to a class of drugs known as aminosalicylates. It works by decreasing swelling in the colon. An anti-inflammatory agent, structurally related to the SALICYLATES, which is active in INFLAMMATORY BOWEL DISEASE. It is considered to be the active moiety of SULPHASALAZINE. (From Martindale, The Extra Pharmacopoeia, 30th ed) In 2023, this provider wrote 12 Medicare prescriptions for Mesalamine, about half the volume of the typical Arizona prescriber of this medication (26). Medicare paid an average of $1,023.99 per fill, versus $745.38 statewide. How often this provider prescribes it This provider prescribes this medication less often than the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 26 30-Day Fills standardized to 30-day supplies 780 Days of Medication total across all patients in 2023 | |||
| EntyvioVedolizumab | 12 | $8,389.01 | ≈ Typical |
About Entyvio: This medication is used to treat certain bowel disorders (ulcerative colitis, Crohn's disease). Show more ▾ In these conditions, the body's defense system (immune system) attacks healthy tissues in the gut, causing symptoms such as abdominal pain, blood in the stool, and diarrhea. Vedolizumab belongs to a class of drugs known as monoclonal antibodies. It works by blocking the actions of a certain natural substance (integrin) in the body. This helps to decrease swelling (inflammation) in the gut, which lessens symptoms and may slow or stop damage from these bowel disorders. In 2023, this provider wrote 12 Medicare prescriptions for Entyvio, about 86% of the volume of the typical Arizona prescriber of this medication (14). Medicare paid an average of $8,389.01 per fill, versus $8,001.52 statewide. How often this provider prescribes it This provider's prescribing volume for this medication is in line with the average AZ prescriber. Utilization reflects practice size as well as clinical preference. What Medicare paid per fill Gross Part D cost per fill; not the patient's out-of-pocket price. 12 30-Day Fills standardized to 30-day supplies 336 Days of Medication total across all patients in 2023 | |||
About this data. The prescription history for DR. BARBARA J MACCOLLUM M.D. is compiled from the Centers for Medicare & Medicaid Services (CMS) Medicare Part D Prescriber Public Use File for calendar year 2023, the most recent federal release. Figures cover prescriptions filled for Medicare Part D beneficiaries only; prescriptions under private insurance, Medicaid, or self-pay plans are not included. Because prescribing decisions are generally consistent across coverage types, this record offers a useful view of the overall Gastroenterology prescribing approach at this Phoenix, AZ practice.
Reading the costs. Drug costs are gross amounts paid to pharmacies under Part D, including both plan and beneficiary payments. They are not the price a patient pays at the pharmacy counter. Medications with fewer than 11 claims are excluded from the federal source data, and state comparisons use the average volume among AZ prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.
