ANN F LILLIS ANP
Prescription History 1609852607
Nurse Practitioner - Adult Health in Williamsville, NY
What does Ann Lillis prescribe?
In 2024, Ann Lillis wrote 2,577 Medicare prescriptions for 39 medications. The most prescribed was Pantoprazole Sodium, with 533 prescriptions for 142 patients.
Medicare Part D only. These are prescriptions filled by people with Medicare drug coverage in 2024, from the CMS data released in 2026, the most recent year available. CMS does not publish medications with fewer than 11 prescriptions, so this is not a full list of what Ann Lillis prescribes.
Medications 39 medications
Prescriptions filled under Medicare Part D in 2024. Select a medication to see what it is used for and how it compares with other New York prescribers.
What it is used for
Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux).
Compared with New York prescribers
Ann Lillis wrote 533 prescriptions for Pantoprazole Sodium, about 7.6 times as often as the typical New York prescriber of it (70). Medicare paid $19.08 per fill, versus $11.79 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Famotidine is used to treat ulcers of the stomach and intestines and to prevent intestinal ulcers from coming back after they have healed.
Compared with New York prescribers
Ann Lillis wrote 514 prescriptions for Famotidine, about 7.5 times as often as the typical New York prescriber of it (69). Medicare paid $16.10 per fill, versus $13.04 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Omeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers).
Compared with New York prescribers
Ann Lillis wrote 473 prescriptions for Omeprazole, about 4.8 times as often as the typical New York prescriber of it (99). Medicare paid $13.69 per fill, versus $11.48 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Colestipol is used along with a proper diet to lower cholesterol in the blood.
Compared with New York prescribers
Ann Lillis wrote 90 prescriptions for Colestipol Hcl, about 3.3 times as often as the typical New York prescriber of it (27). Medicare paid $55.28 per fill, versus $76.50 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
See also Warning section.
Compared with New York prescribers
Ann Lillis wrote 88 prescriptions for Linzess, about 1.6 times as often as the typical New York prescriber of it (54). Medicare paid $924.10 per fill, versus $683.33 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Dicyclomine is used to treat a certain type of intestinal problem called irritable bowel syndrome.
Compared with New York prescribers
Ann Lillis wrote 78 prescriptions for Dicyclomine Hcl, about 2.2 times as often as the typical New York prescriber of it (35). Medicare paid $15.08 per fill, versus $16.13 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Esomeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers).
Compared with New York prescribers
Ann Lillis wrote 56 prescriptions for Esomeprazole Magnesium, about 1.6 times as often as the typical New York prescriber of it (34). Medicare paid $29.45 per fill, versus $34.93 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Balsalazide is used to treat a certain bowel disease (ulcerative colitis).
Compared with New York prescribers
Ann Lillis wrote 55 prescriptions for Balsalazide Disodium, about 2.6 times as often as the typical New York prescriber of it (21). Medicare paid $130.99 per fill, versus $170.15 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat a certain bowel disease (ulcerative colitis).
Compared with New York prescribers
Ann Lillis wrote 50 prescriptions for Mesalamine Er, about 2.3 times as often as the typical New York prescriber of it (21). Medicare paid $113.60 per fill, versus $294.05 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain types of constipation (chronic idiopathic constipation, irritable bowel syndrome with constipation).
Compared with New York prescribers
Ann Lillis wrote 46 prescriptions for Lubiprostone, about 2 times as often as the typical New York prescriber of it (23). Medicare paid $233.68 per fill, versus $145.21 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat a certain bowel disease (ulcerative colitis).
Compared with New York prescribers
Ann Lillis wrote 45 prescriptions for Mesalamine, about 1.5 times as often as the typical New York prescriber of it (31). Medicare paid $887.85 per fill, versus $521.59 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain conditions of the stomach and intestines.
Compared with New York prescribers
Ann Lillis wrote 41 prescriptions for Metoclopramide Hcl, about 1.6 times as often as the typical New York prescriber of it (26). Medicare paid $10.71 per fill, versus $6.98 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat minor pain, itching, swelling, and discomfort caused by hemorrhoids and other problems of the anal area (such as anal fissures, itching).
Compared with New York prescribers
Ann Lillis wrote 41 prescriptions for Procto-Med Hc, about 1.2 times as often as the typical New York prescriber of it (35). Medicare paid $17.46 per fill, versus $11.50 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Cholestyramine is used along with a proper diet to lower cholesterol in the blood.
Compared with New York prescribers
Ann Lillis wrote 37 prescriptions for Cholestyramine, about 1.7 times as often as the typical New York prescriber of it (22). Medicare paid $109.12 per fill, versus $81.10 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
See also Warning section.
Compared with New York prescribers
Ann Lillis wrote 37 prescriptions for Trulance, about 1.2 times as often as the typical New York prescriber of it (31). Medicare paid $715.99 per fill, versus $656.77 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with New York prescribers
Ann Lillis wrote 33 prescriptions for Ondansetron Hcl, about 1.3 times as often as the typical New York prescriber of it (26). Medicare paid $6.28 per fill, versus $14.44 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat diarrhea caused by the common bacteria known as E.
Compared with New York prescribers
Ann Lillis wrote 31 prescriptions for Xifaxan, about 1.3 times as often as the typical New York prescriber of it (25). Medicare paid $2,730.22 per fill, versus $2,761.44 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat a variety of skin conditions (such as insect bites, poison oak/ivy, eczema, dermatitis, allergies, rash, itching of the outer female genitals, anal itching).
Compared with New York prescribers
Ann Lillis wrote 29 prescriptions for Hydrocortisone, about 89% as often as the typical New York prescriber of it (33). Medicare paid $35.42 per fill, versus $19.76 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat chronic constipation.
Compared with New York prescribers
Ann Lillis wrote 25 prescriptions for Motegrity, about as often as the typical New York prescriber of it (22). Medicare paid $836.71 per fill, versus $711.66 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain bladder problems such as the inability to urinate or empty the bladder completely due to certain causes (such as surgery, bladder muscle problems).
Compared with New York prescribers
Ann Lillis wrote 23 prescriptions for Bethanechol Chloride, about 87% as often as the typical New York prescriber of it (26). Medicare paid $48.56 per fill, versus $58.28 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Metronidazole is an antibiotic that is used to treat a wide variety of infections.
Compared with New York prescribers
Ann Lillis wrote 22 prescriptions for Metronidazole, about 79% as often as the typical New York prescriber of it (28). Medicare paid $6.91 per fill, versus $39.61 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a laxative used to treat constipation.
Compared with New York prescribers
Ann Lillis wrote 17 prescriptions for Lactulose, about half as often as the typical New York prescriber of it (36). Medicare paid $18.60 per fill, versus $154.48 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
PEG (polyethylene glycol) with electrolyte is used to clean out the intestines before certain bowel exam procedures such as colonoscopy or barium enema X-rays.
Compared with New York prescribers
Ann Lillis wrote 16 prescriptions for Gavilyte-G, about 31% as often as the typical New York prescriber of it (52). Medicare paid $17.94 per fill, versus $14.30 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Ustekinumab is used to treat plaque psoriasis, a certain type of arthritis (psoriatic arthritis), or certain bowel conditions (Crohn's disease, ulcerative colitis).
Compared with New York prescribers
Ann Lillis wrote 15 prescriptions for Stelara, about half as often as the typical New York prescriber of it (27). Medicare paid $27,592.76 per fill, versus $26,003.71 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Lansoprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers).
Compared with New York prescribers
Ann Lillis wrote 14 prescriptions for Lansoprazole, about half as often as the typical New York prescriber of it (24). Medicare paid $24.46 per fill, versus $39.34 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
See also Warning section.
Compared with New York prescribers
Ann Lillis wrote 14 prescriptions for Loperamide, about half as often as the typical New York prescriber of it (24). Medicare paid $12.45 per fill, versus $15.74 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat constipation caused by opioid medications in people with ongoing pain that is not caused by cancer.
Compared with New York prescribers
Ann Lillis wrote 14 prescriptions for Movantik, about half as often as the typical New York prescriber of it (27). Medicare paid $376.22 per fill, versus $404.90 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Nadolol is used alone or with other medications to treat high blood pressure (hypertension) and to prevent chest pain (angina).
Compared with New York prescribers
Ann Lillis wrote 13 prescriptions for Nadolol, about 61% as often as the typical New York prescriber of it (21). Medicare paid $43.12 per fill, versus $55.08 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Tenofovir is used with other HIV medications to help control HIV infection.
Compared with New York prescribers
Ann Lillis wrote 13 prescriptions for Tenofovir Disoproxil Fumarate, about 42% as often as the typical New York prescriber of it (31). Medicare paid $45.42 per fill, versus $134.47 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Dexlansoprazole is used to treat certain stomach and esophagus problems (such as acid reflux).
Compared with New York prescribers
Ann Lillis wrote 12 prescriptions for Dexlansoprazole Dr, about 23% as often as the typical New York prescriber of it (51). Medicare paid $281.75 per fill, versus $209.67 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
See also Warning section.
Compared with New York prescribers
Ann Lillis wrote 12 prescriptions for Entecavir, about half as often as the typical New York prescriber of it (26). Medicare paid $82.01 per fill, versus $197.27 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Upadacitinib is used to treat certain types of arthritis (such as psoriatic arthritis, rheumatoid arthritis, axial spondyloarthritis, polyarticular juvenile idiopathic arthritis- pJIA).
Compared with New York prescribers
Ann Lillis wrote 12 prescriptions for Rinvoq, about 37% as often as the typical New York prescriber of it (32). Medicare paid $5,942.44 per fill, versus $7,250.52 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Ursodiol is used to dissolve certain types of gallstones, to prevent gallstones from forming in obese patients who are losing weight rapidly, and to treat a certain type of liver disease (primary biliary cholangitis).
Compared with New York prescribers
Ann Lillis wrote 12 prescriptions for Ursodiol, about 40% as often as the typical New York prescriber of it (30). Medicare paid $310.58 per fill, versus $160.52 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Furosemide is used to reduce extra fluid in the body (edema) caused by conditions such as heart failure, liver disease, and kidney disease.
Compared with New York prescribers
Ann Lillis wrote 11 prescriptions for Furosemide, about 16% as often as the typical New York prescriber of it (70). Medicare paid $8.80 per fill, versus $4.82 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
See also Warning section.
Compared with New York prescribers
Ann Lillis wrote 11 prescriptions for Ibsrela, about 26% as often as the typical New York prescriber of it (42). Medicare paid $1,792.55 per fill, versus $1,943.78 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with New York prescribers
Ann Lillis wrote 11 prescriptions for Ondansetron Odt, about half as often as the typical New York prescriber of it (23). Medicare paid $10.03 per fill, versus $14.03 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat diarrhea.
Compared with New York prescribers
Ann Lillis wrote 11 prescriptions for Opium Tincture, about 81% as often as the typical New York prescriber of it (14). Medicare paid $124.04 per fill, versus $344.35 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
PEG (polyethylene glycol) with electrolyte is used to clean out the intestines before certain bowel exam procedures such as colonoscopy or barium enema X-rays.
Compared with New York prescribers
Ann Lillis wrote 11 prescriptions for Peg-3350 And Electrolytes, about 31% as often as the typical New York prescriber of it (36). Medicare paid $18.23 per fill, versus $15.31 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Sodium/potassium/magnesium sulfate solution is used to clean out the intestines before a certain bowel exam procedure (colonoscopy).
Compared with New York prescribers
Ann Lillis wrote 11 prescriptions for Sod Sulf-Potass Sulf-Mag Sulf, about 14% as often as the typical New York prescriber of it (78). Medicare paid $62.40 per fill, versus $59.75 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Ann Lillis’s prescriptions
What does Ann Lillis prescribe most?
In 2024 Medicare Part D data, Ann Lillis's most prescribed medications were Pantoprazole Sodium (533), Famotidine (514) and Omeprazole (473).
How does Ann Lillis's prescribing compare with other New York prescribers?
Of the 39 medications with a state comparison, Ann Lillis prescribes 15 more often than the typical New York prescriber, 7 about as often and 17 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Ann Lillis prescribes?
No. It covers prescriptions filled by people with Medicare Part D drug coverage in 2024, and CMS leaves out any medication with fewer than 11 prescriptions.
About this data
This page shows one provider’s slice of public Medicare files. NPI Profile does not receive prescriptions or patient records.
| Source | What it provides here | Data year |
|---|---|---|
| CMS Medicare Part D Prescribers by Provider and Drug | Each medication, prescriptions, patients, 30-day fills, days of medication and cost. State comparisons average the New York prescribers of the same medication and form, where at least five wrote it. | 2024 (released 2026, the most recent available) |
| CMS Medicare Part D Drug Spending Dashboard | What each medication is used for. | 2024 |
- Only prescriptions filled by people with Medicare Part D drug coverage are counted. Private insurance, Medicaid and cash purchases are not.
- CMS leaves out medications with fewer than 11 prescriptions and hides patient counts under 11.
- Cost per fill is what the plan and the patient paid the pharmacy together, not what you pay at the counter.
- Medication descriptions are summaries from CMS. They are not medical advice; ask a health care professional about any medication.
