Insulin Aspart
Brand names: Insulin Aspart, Insulin Aspart Penfill, Insulin Aspart Flexpen, Novolog, Novolog Flexpen, Novolog Penfill
Part of: Insulin
At a glance
- Medicare prescriptions, 2024
- 1,422,506
- Medicare drug cost
- $306.1M
- Average cost per prescription
- $215
- Clinicians who prescribed it
- 37,717
Where it is prescribed
List the prescribers in any state, county, city or ZIP code →
What it is used for
NOVOLOG is indicated to improve glycemic control in adults and pediatric patients with diabetes mellitus.
From the FDA-approved prescribing information (label dated February 2023). Full labels on DailyMed (opens in a new tab)
Who prescribes it
- Endocrinology & Diabetes 28.3%
- Internal Medicine 20.8%
- Nurse Practitioners 20.1%
- Family Medicine 19.8%
- Physician Assistants 5.7%
- Geriatric Medicine 1.6%
- General Practice 1.2%
- Hospitalist 0.6%
- Nephrology (Kidney) 0.4%
- Pharmacists 0.2%
- Emergency Medicine 0.1%
- Hospice & Palliative Medicine 0.1%
All prescribers, by place, name or specialty →
Share of Medicare prescriptions written by each specialty. Select one to list its prescribers.
Trend, 2019–2024
Medicare prescriptions fell 36% from 2019 to 2024.
Biggest change by state since 2019
- Delaware −17%
- Utah −17%
- Georgia −19%
- Florida −24%
- Tennessee −24%
- Rhode Island (smallest change) −67%
- District of Columbia (smallest change) −58%
From CMS’s yearly state and national Part D summaries, which count every prescriber, including those CMS leaves out of its per-clinician data (fewer than 11 prescriptions). That is why these totals are higher than the count at the top of this page. Prescriptions include refills.
Industry payments about this drug
No industry payments to clinicians named this drug in 2025.
Recalls and shortages
Not on the FDA drug shortage list.
1 recall since 2020
- Mar 2021 · Novo Nordisk Inc · Class I
Temperature Abuse: product samples were stored at temperatures below 32* F which is not in accordance with storage requirements that could cause a lack of efficacy and damage to the cartridge and pen-injectors.
Recalls usually affect specific lots from one maker, not every version of a drug. Class I is the most serious; most drug recalls are Class II. FDA recalls (opens in a new tab)
Sources: CMS Medicare Part D Prescribers by Provider and Drug (2024; prescriptions include refills, and CMS hides counts under 11 per prescriber); U.S. Food and Drug Administration, openFDA (drug labels, NDC directory, enforcement reports, drug shortages); CMS Open Payments 2025; ClinicalTrials.gov. General information only, not medical advice; not yet reviewed by our medical reviewer.