DR. MARK A DEMASI DO
Prescription History 1922080340
Obstetrics & Gynecology in Somers Point, NJ
What does Dr. Demasi prescribe?
In 2024, Dr. Demasi wrote 3,000 Medicare prescriptions for 22 medications. The most prescribed was Tizanidine Hcl, with 446 prescriptions for 175 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 Dr. Demasi prescribes.
Medications 22 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 Jersey prescribers.
What it is used for
This medication is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury).
Compared with New Jersey prescribers
Dr. Demasi wrote 446 prescriptions for Tizanidine Hcl, about 10 times as often as the typical New Jersey prescriber of it (44). Medicare paid $4.02 per fill, versus $10.84 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 combination medication is used to help relieve moderate to severe pain.
Compared with New Jersey prescribers
Dr. Demasi wrote 429 prescriptions for Oxycodone-Acetaminophen, about 7.3 times as often as the typical New Jersey prescriber of it (59). Medicare paid $20.73 per fill, versus $19.88 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 combination medication is used to relieve moderate to severe pain.
Compared with New Jersey prescribers
Dr. Demasi wrote 428 prescriptions for Hydrocodone-Acetaminophen, about 8.6 times as often as the typical New Jersey prescriber of it (50). Medicare paid $15.43 per fill, versus $19.56 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
Gabapentin is used with other medications to prevent and control seizures.
Compared with New Jersey prescribers
Dr. Demasi wrote 336 prescriptions for Gabapentin, about 4.4 times as often as the typical New Jersey prescriber of it (76). Medicare paid $10.22 per fill, versus $14.21 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
Meloxicam is used to treat arthritis.
Compared with New Jersey prescribers
Dr. Demasi wrote 334 prescriptions for Meloxicam, about 6.6 times as often as the typical New Jersey prescriber of it (51). Medicare paid $3.91 per fill, versus $3.82 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 Jersey prescribers
Dr. Demasi wrote 190 prescriptions for Tramadol Hcl, about 4.1 times as often as the typical New Jersey prescriber of it (46). Medicare paid $7.94 per fill, versus $6.46 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 pain caused by nerve damage due to diabetes, shingles (herpes zoster) infection, or spinal cord injury.
Compared with New Jersey prescribers
Dr. Demasi wrote 156 prescriptions for Pregabalin, about 4 times as often as the typical New Jersey prescriber of it (39). Medicare paid $16.37 per fill, versus $22.04 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
Cyclobenzaprine is used short-term to treat muscle spasms.
Compared with New Jersey prescribers
Dr. Demasi wrote 124 prescriptions for Cyclobenzaprine Hcl, about 3.6 times as often as the typical New Jersey prescriber of it (34). Medicare paid $4.16 per fill, versus $8.02 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 help relieve moderate to severe pain.
Compared with New Jersey prescribers
Dr. Demasi wrote 117 prescriptions for Oxycodone Hcl, about 1.8 times as often as the typical New Jersey prescriber of it (65). Medicare paid $16.77 per fill, versus $17.09 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
Ibuprofen is used to relieve pain from various conditions such as headache, dental pain, menstrual cramps, muscle aches, or arthritis.
Compared with New Jersey prescribers
Dr. Demasi wrote 98 prescriptions for Ibuprofen, about 2.6 times as often as the typical New Jersey prescriber of it (38). Medicare paid $4.96 per fill, versus $6.25 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 depression.
Compared with New Jersey prescribers
Dr. Demasi wrote 62 prescriptions for Amitriptyline Hcl, about 2.5 times as often as the typical New Jersey prescriber of it (25). Medicare paid $11.15 per fill, versus $13.10 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 Jersey prescribers
Dr. Demasi wrote 60 prescriptions for Diclofenac Sodium, about as often as the typical New Jersey prescriber of it (54). Medicare paid $9.83 per fill, versus $126.87 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
Methocarbamol is used to treat muscle spasms/pain.
Compared with New Jersey prescribers
Dr. Demasi wrote 52 prescriptions for Methocarbamol, about 1.9 times as often as the typical New Jersey prescriber of it (28). Medicare paid $5.51 per fill, versus $10.44 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 product is used to help reduce itching and pain from certain skin conditions (such as scrapes, minor skin irritations, insect bites).
Compared with New Jersey prescribers
Dr. Demasi wrote 43 prescriptions for Lidocaine, about 1.3 times as often as the typical New Jersey prescriber of it (34). Medicare paid $88.69 per fill, versus $118.99 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 Jersey prescribers
Dr. Demasi wrote 22 prescriptions for Acetaminophen-Codeine, about 84% as often as the typical New Jersey prescriber of it (26). Medicare paid $14.08 per fill, versus $11.98 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
See also Warning section.
Compared with New Jersey prescribers
Dr. Demasi wrote 18 prescriptions for Naproxen, about 63% as often as the typical New Jersey prescriber of it (29). Medicare paid $4.43 per fill, versus $10.17 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
Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders.
Compared with New Jersey prescribers
Dr. Demasi wrote 16 prescriptions for Prednisone, about 34% as often as the typical New Jersey prescriber of it (47). Medicare paid $2.90 per fill, versus $4.35 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
Buprenorphine is used to help relieve severe ongoing pain.
Compared with New Jersey prescribers
Dr. Demasi wrote 15 prescriptions for Belbuca, about 39% as often as the typical New Jersey prescriber of it (39). Medicare paid $640.10 per fill, versus $749.63 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
Tapentadol is used to help relieve moderate to severe short-term pain (such as pain from an injury or after surgery).
Compared with New Jersey prescribers
Dr. Demasi wrote 15 prescriptions for Nucynta, about 86% as often as the typical New Jersey prescriber of it (18). Medicare paid $963.25 per fill, versus $1,087.35 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
Baclofen is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury/disease).
Compared with New Jersey prescribers
Dr. Demasi wrote 13 prescriptions for Baclofen, about 37% as often as the typical New Jersey prescriber of it (35). Medicare paid $6.85 per fill, versus $20.62 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 Jersey prescribers
Dr. Demasi wrote 13 prescriptions for Diclofenac Potassium, about half as often as the typical New Jersey prescriber of it (24). Medicare paid $6.82 per fill, versus $592.02 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 mental/mood disorders (such as depression, anxiety).
Compared with New Jersey prescribers
Dr. Demasi wrote 13 prescriptions for Duloxetine Hcl, about 30% as often as the typical New Jersey prescriber of it (43). Medicare paid $4.35 per fill, versus $23.97 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Dr. Demasi’s prescriptions
What does Dr. Demasi prescribe most?
In 2024 Medicare Part D data, Dr. Demasi's most prescribed medications were Tizanidine Hcl (446), Oxycodone-Acetaminophen (429) and Hydrocodone-Acetaminophen (428).
How does Dr. Demasi's prescribing compare with other New Jersey prescribers?
Of the 22 medications with a state comparison, Dr. Demasi prescribes 13 more often than the typical New Jersey prescriber, 3 about as often and 6 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Demasi 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 Jersey 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.
