DR. MARIANA SILVA M.D.
Prescription History 1942410121
Physical Medicine & Rehabilitation in San Juan, PR
What does Dr. Silva prescribe?
In 2024, Dr. Silva wrote 554 Medicare prescriptions for 14 medications. The most prescribed was Gabapentin, with 167 prescriptions for 63 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. Silva prescribes.
Medications 14 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 Puerto Rico prescribers.
What it is used for
Gabapentin is used with other medications to prevent and control seizures.
Compared with Puerto Rico prescribers
Dr. Silva wrote 167 prescriptions for Gabapentin, about 64% as often as the typical Puerto Rico prescriber of it (262). Medicare paid $8.37 per fill, versus $9.88 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 medication is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury).
Compared with Puerto Rico prescribers
Dr. Silva wrote 78 prescriptions for Tizanidine Hcl, about as often as the typical Puerto Rico prescriber of it (82). Medicare paid $7.65 per fill, versus $7.33 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
See also Warning section.
Compared with Puerto Rico prescribers
Dr. Silva wrote 63 prescriptions for Diclofenac Potassium, about as often as the typical Puerto Rico prescriber of it (65). Medicare paid $17.79 per fill, versus $35.40 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 Puerto Rico prescribers
Dr. Silva wrote 50 prescriptions for Baclofen, about 66% as often as the typical Puerto Rico prescriber of it (76). Medicare paid $7.09 per fill, versus $8.20 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 Puerto Rico prescribers
Dr. Silva wrote 34 prescriptions for Tramadol Hcl, about 67% as often as the typical Puerto Rico prescriber of it (51). Medicare paid $4.59 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
Meloxicam is used to treat arthritis.
Compared with Puerto Rico prescribers
Dr. Silva wrote 31 prescriptions for Meloxicam, about 41% as often as the typical Puerto Rico prescriber of it (76). Medicare paid $3.42 per fill, versus $4.51 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 eczema, dermatitis, allergies, rash).
Compared with Puerto Rico prescribers
Dr. Silva wrote 28 prescriptions for Triamcinolone Acetonide, about 64% as often as the typical Puerto Rico prescriber of it (44). Medicare paid $8.01 per fill, versus $16.55 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 Puerto Rico prescribers
Dr. Silva wrote 23 prescriptions for Diclofenac Sodium, about 33% as often as the typical Puerto Rico prescriber of it (69). Medicare paid $22.00 per fill, versus $16.14 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
Alendronate is used to prevent and treat certain types of bone loss (osteoporosis) in adults.
Compared with Puerto Rico prescribers
Dr. Silva wrote 15 prescriptions for Alendronate Sodium, about 13% as often as the typical Puerto Rico prescriber of it (118). Medicare paid $27.50 per fill, versus $7.83 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
Orphenadrine is used to treat muscle spasms/pain.
Compared with Puerto Rico prescribers
Dr. Silva wrote 14 prescriptions for Orphenadrine Citrate Er, about 62% as often as the typical Puerto Rico prescriber of it (23). Medicare paid $24.19 per fill, versus $23.64 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 nonsteroidal anti-inflammatory drug (NSAID), specifically a COX-2 inhibitor, which relieves pain and swelling (inflammation).
Compared with Puerto Rico prescribers
Dr. Silva wrote 13 prescriptions for Celecoxib, about 40% as often as the typical Puerto Rico prescriber of it (33). Medicare paid $6.44 per fill, versus $16.21 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
Cyclobenzaprine is used short-term to treat muscle spasms.
Compared with Puerto Rico prescribers
Dr. Silva wrote 13 prescriptions for Cyclobenzaprine Hcl, about half as often as the typical Puerto Rico prescriber of it (30). Medicare paid $6.38 per fill, versus $5.02 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
Methylprednisolone is used to treat conditions such as arthritis, blood disorders, severe allergic reactions, certain cancers, eye conditions, skin/kidney/intestinal/lung diseases, and immune system disorders.
Compared with Puerto Rico prescribers
Dr. Silva wrote 13 prescriptions for Methylprednisolone, about 27% as often as the typical Puerto Rico prescriber of it (48). Medicare paid $10.06 per fill, versus $10.03 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
Nabumetone is used to reduce pain, swelling, and joint stiffness from arthritis.
Compared with Puerto Rico prescribers
Dr. Silva wrote 12 prescriptions for Nabumetone, about 21% as often as the typical Puerto Rico prescriber of it (58). Medicare paid $7.82 per fill, versus $15.60 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. Silva’s prescriptions
What does Dr. Silva prescribe most?
In 2024 Medicare Part D data, Dr. Silva's most prescribed medications were Gabapentin (167), Tizanidine Hcl (78) and Diclofenac Potassium (63).
How does Dr. Silva's prescribing compare with other Puerto Rico prescribers?
Of the 14 medications with a state comparison, Dr. Silva prescribes 2 about as often than the typical Puerto Rico prescriber and 12 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Silva 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 Puerto Rico 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.
