MARGARET MARY ELLEN PALMER DMD
Prescription History 1720601321
Dentist in Portsmouth, NH

Active since May 19, 2020
83 MERRIMAC ST, PORTSMOUTH, NH 03801(603) 436-6922 Get Directions

NPPES record last updated: March 17, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 17, 2026, May 19, 2020 (2 updates tracked since 2020).

Medicare Part D Prescription History

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for MARGARET MARY ELLEN PALMER DMD, an active Dentist specialist practicing in Portsmouth, NH. Our medical registry currently tracks 2 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 55 documented patient claims. Among these therapy options, the most frequently utilized medication is Amoxicillin, which accounts for 41 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.

2
Medications
55
Total Claims
55
30-Day Fills
Amoxicillin
Most Prescribed · 41 claims
View details
2 medications · 2023 Medicare Part D
Medicare Part D medications prescribed by MARGARET MARY ELLEN PALMER DMD in 2023, with prescription volumes, average cost per fill, and NH state comparisons
Medication Prescriptions (2023)Rx (2023) Avg Cost per FillCost / Fill Vs. Other NH PrescribersVs. NH Avg
Amoxicillin41$2.36▼ below NH avg More than typical

About Amoxicillin: Amoxicillin is used to treat a wide variety of bacterial infections. Show more ▾

This medication is a penicillin-type antibiotic. 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. Amoxicillin is also used with other medications to treat stomach/intestinal ulcers caused by the bacteria H. pylori and to prevent the ulcers from returning. A broad-spectrum semisynthetic antibiotic similar to AMPICILLIN except that its resistance to gastric acid permits higher serum levels with oral administration.

In 2023, this provider wrote 41 Medicare prescriptions for Amoxicillin, about 1.3 times the volume of the typical New Hampshire prescriber of this medication (32). Medicare paid an average of $2.36 per fill, versus $3.70 statewide.

How often this provider prescribes it

This provider
41
NH average
32.0

This provider prescribes this medication more often than the average NH prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$2.36
NH average
$3.70

This provider's average cost per fill is below the NH average for this medication.

41
30-Day Fills
standardized to 30-day supplies
157
Days of Medication
total across all patients in 2023
Penicillin V Potassium14$7.86 Less than typical

About Penicillin V Potassium: Penicillin is an antibiotic used to treat and prevent a wide variety of bacterial infections. Show more ▾

It works by stopping the growth of bacteria. This antibiotic treats and prevents only bacterial infections. It will not work for virus infections (such as the common cold, flu). Using any antibiotic when it is not needed can cause it to not work for future infections. A broad-spectrum penicillin antibiotic used orally in the treatment of mild to moderate infections by susceptible gram-positive organisms.

In 2023, this provider wrote 14 Medicare prescriptions for Penicillin V Potassium, about half the volume of the typical New Hampshire prescriber of this medication (31). Medicare paid an average of $7.86 per fill, versus $7.31 statewide.

How often this provider prescribes it

This provider
14
NH average
31.0

This provider prescribes this medication less often than the average NH prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$7.86
NH average
$7.31

Gross Part D cost per fill; not the patient's out-of-pocket price.

14
30-Day Fills
standardized to 30-day supplies
140
Days of Medication
total across all patients in 2023
No medications match the current filters.
More than typical Typical Less than typical= prescription volume vs the average NH prescriber of the same medication; volume reflects practice size as well as clinical preference.Green cost= below the NH average cost per fill.

About this data. The prescription history for MARGARET MARY ELLEN PALMER DMD 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 Dentist prescribing approach at this Portsmouth, NH 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 NH prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.