MASAYUKI NIGO M.D.
Prescription History 1801109921
Internal Medicine - Infectious Disease in Houston, TX
What does Dr. Nigo prescribe?
In 2024, Dr. Nigo wrote 233 Medicare prescriptions for 11 medications. The most prescribed was Biktarvy (bictegrav/emtricit/tenofov ala), with 71 prescriptions.
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. Nigo prescribes.
Medications 11 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 Texas prescribers.
What it is used for
This combination product is used by itself to help control HIV infection.
Compared with Texas prescribers
Dr. Nigo wrote 71 prescriptions for Biktarvy, about 83% as often as the typical Texas prescriber of it (85). Medicare paid $4,092.19 per fill, versus $4,026.02 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
Cefepime is used to treat a wide variety of bacterial infections.
Compared with Texas prescribers
Dr. Nigo wrote 26 prescriptions for Cefepime Hcl, about 89% as often as the typical Texas prescriber of it (29). Medicare paid $273.62 per fill, versus $175.43 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
Ertapenem is used to prevent and treat a wide variety of bacterial infections.
Compared with Texas prescribers
Dr. Nigo wrote 25 prescriptions for Ertapenem, about 74% as often as the typical Texas prescriber of it (34). Medicare paid $369.87 per fill, versus $396.34 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
Amoxicillin is used to treat a wide variety of bacterial infections.
Compared with Texas prescribers
Dr. Nigo wrote 19 prescriptions for Amoxicillin, about half as often as the typical Texas prescriber of it (39). Medicare paid $15.04 per fill, versus $2.73 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
Azithromycin is used to treat a wide variety of bacterial infections.
Compared with Texas prescribers
Dr. Nigo wrote 17 prescriptions for Azithromycin, about half as often as the typical Texas prescriber of it (40). Medicare paid $27.26 per fill, versus $4.63 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
This medication is used alone or with another medication to help prevent a certain serious infection (Mycobacterium avium complex-MAC).
Compared with Texas prescribers
Dr. Nigo wrote 16 prescriptions for Rifabutin, about as often as the typical Texas prescriber of it (17). Medicare paid $437.03 per fill, versus $345.21 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 an antibiotic used to treat serious bacterial infections.
Compared with Texas prescribers
Dr. Nigo wrote 14 prescriptions for Daptomycin, about 29% as often as the typical Texas prescriber of it (48). Medicare paid $683.13 per fill, versus $666.25 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
Dolutegravir/rilpivirine is used to help control HIV infection.
Compared with Texas prescribers
Dr. Nigo wrote 12 prescriptions for Juluca, about 37% as often as the typical Texas prescriber of it (33). Medicare paid $3,318.47 per fill, versus $3,573.23 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 along with other medications to treat a certain lung infection (Mycobacterium avium complex-MAC) after other treatments have not worked.
Compared with Texas prescribers
Dr. Nigo wrote 11 prescriptions for Arikayce, about half as often as the typical Texas prescriber of it (19). Medicare paid $14,973.72 per fill, versus $15,046.90 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
Ethambutol is used with other medications to treat tuberculosis (TB).
Compared with Texas prescribers
Dr. Nigo wrote 11 prescriptions for Ethambutol Hcl, about half as often as the typical Texas prescriber of it (25). Medicare paid $44.97 per fill, versus $46.58 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
Fluconazole is used to treat vaginal yeast infections.
Compared with Texas prescribers
Dr. Nigo wrote 11 prescriptions for Fluconazole, about half as often as the typical Texas prescriber of it (23). Medicare paid $49.36 per fill, versus $10.82 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. Nigo’s prescriptions
What does Dr. Nigo prescribe most?
In 2024 Medicare Part D data, Dr. Nigo's most prescribed medications were Biktarvy (71), Cefepime Hcl (26) and Ertapenem (25).
How does Dr. Nigo's prescribing compare with other Texas prescribers?
Of the 11 medications with a state comparison, Dr. Nigo prescribes 3 about as often than the typical Texas prescriber and 8 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Nigo 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 Texas 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.
