DR. BRENNA ROSE ROBERTSON O.D.
Prescription History 1710327770
Optometrist in Puyallup, WA
What does Dr. Robertson prescribe?
In 2024, Dr. Robertson wrote 447 Medicare prescriptions for 11 medications. The most prescribed was Latanoprost, with 187 prescriptions for 47 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. Robertson 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 Washington prescribers.
What it is used for
Latanoprost is used to treat high pressure inside the eye due to glaucoma (open angle type) or other eye diseases (such as ocular hypertension).
Compared with Washington prescribers
Dr. Robertson wrote 187 prescriptions for Latanoprost, about 1.5 times as often as the typical Washington prescriber of it (126). Medicare paid $6.25 per fill, versus $13.05 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 eye infections (such as conjunctivitis).
Compared with Washington prescribers
Dr. Robertson wrote 61 prescriptions for Erythromycin, about 1.4 times as often as the typical Washington prescriber of it (45). Medicare paid $12.58 per fill, versus $13.88 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 product contains two drugs used to treat high pressure inside the eye due to glaucoma (open angle-type) or other eye diseases (such as ocular hypertension).
Compared with Washington prescribers
Dr. Robertson wrote 43 prescriptions for Dorzolamide-Timolol, about half as often as the typical Washington prescriber of it (77). Medicare paid $8.25 per fill, versus $17.78 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 open-angle glaucoma or high fluid pressure in the eye.
Compared with Washington prescribers
Dr. Robertson wrote 32 prescriptions for Brimonidine Tartrate, about half as often as the typical Washington prescriber of it (59). Medicare paid $9.41 per fill, versus $26.06 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 high pressure inside the eye due to glaucoma (open angle-type) or other eye diseases (such as ocular hypertension).
Compared with Washington prescribers
Dr. Robertson wrote 29 prescriptions for Timolol Maleate, about half as often as the typical Washington prescriber of it (68). Medicare paid $6.36 per fill, versus $14.33 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
This medication is used to treat certain eye conditions due to inflammation or injury.
Compared with Washington prescribers
Dr. Robertson wrote 24 prescriptions for Prednisolone Acetate, about 24% as often as the typical Washington prescriber of it (102). Medicare paid $42.30 per fill, versus $40.63 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
Dorzolamide is used to treat high pressure inside the eye due to glaucoma (open angle-type) or other eye diseases (such as ocular hypertension).
Compared with Washington prescribers
Dr. Robertson wrote 16 prescriptions for Dorzolamide Hcl, about 40% as often as the typical Washington prescriber of it (40). Medicare paid $12.55 per fill, versus $21.12 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 temporarily relieve itching eyes caused by seasonal allergies.
Compared with Washington prescribers
Dr. Robertson wrote 16 prescriptions for Ketorolac Tromethamine, about 21% as often as the typical Washington prescriber of it (75). Medicare paid $18.23 per fill, versus $24.10 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
This combination medication is used to treat high pressure inside the eye due to glaucoma (open-angle type) or other eye diseases (such as ocular hypertension).
Compared with Washington prescribers
Dr. Robertson wrote 14 prescriptions for Combigan, about half as often as the typical Washington prescriber of it (24). Medicare paid $195.93 per fill, versus $357.94 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 conditions involving swelling (inflammation) of the eyes and to treat or prevent bacterial eye infections.
Compared with Washington prescribers
Dr. Robertson wrote 13 prescriptions for Neomycin-Polymyxin-Dexameth, about 28% as often as the typical Washington prescriber of it (46). Medicare paid $13.67 per fill, versus $12.26 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
Valacyclovir is used to treat infections caused by certain types of viruses.
Compared with Washington prescribers
Dr. Robertson wrote 12 prescriptions for Valacyclovir, about half as often as the typical Washington prescriber of it (20). Medicare paid $37.35 per fill, versus $37.88 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. Robertson’s prescriptions
What does Dr. Robertson prescribe most?
In 2024 Medicare Part D data, Dr. Robertson's most prescribed medications were Latanoprost (187), Erythromycin (61) and Dorzolamide-Timolol (43).
How does Dr. Robertson's prescribing compare with other Washington prescribers?
Of the 11 medications with a state comparison, Dr. Robertson prescribes 2 more often than the typical Washington prescriber and 9 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Robertson 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 Washington 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.
