DR. MICHELLE M MONKMAN O.D.
Prescription History 1497801708
Optometrist in Pendleton, OR

Active since January 27, 2007PECOS EnrolledAccepts Medicare Assignment
45/100
CMS Quality Rating
1100 SOUTHGATE STE 5, PENDLETON, OR 97801(541) 203-3159(541) 203-3150 Get Directions

NPPES record last updated: June 9, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Medicare Part D Prescription History

Explore the verified Medicare Part D prescription history, volume metrics, and calculated drug costs for DR. MICHELLE M MONKMAN O.D., an active Optometrist specialist practicing in Pendleton, OR. Our medical registry currently tracks 11 unique pharmaceutical formulations prescribed by this provider, representing an estimated volume of 445 documented patient claims. Among these therapy options, the most frequently utilized medication is Latanoprost, which accounts for 140 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.

11
Medications
445
Total Claims
558
30-Day Fills
Latanoprost
Most Prescribed · 140 claims
View details
11 medications · 2023 Medicare Part D
Medicare Part D medications prescribed by DR. MICHELLE M MONKMAN O.D. in 2023, with prescription volumes, average cost per fill, and OR state comparisons
Medication Prescriptions (2023)Rx (2023) Avg Cost per FillCost / Fill Vs. Other OR PrescribersVs. OR Avg

About Latanoprost: Latanoprost is used to treat high pressure inside the eye due to glaucoma (open angle type) or other eye diseases (such as ocular hypertension). Show more ▾

It is similar to a natural chemical in the body (prostaglandin) and works by regulating the flow of fluid within the eye which results in lower pressure. Lowering high pressure inside the eye helps to prevent blindness. A prostaglandin F analog used to treat OCULAR HYPERTENSION in patients with GLAUCOMA.

In 2023, this provider wrote 140 Medicare prescriptions for Latanoprost, about the same volume as the typical Oregon prescriber of this medication (146). Medicare paid an average of $14.81 per fill, versus $22.74 statewide.

How often this provider prescribes it

This provider
140
OR average
146.0

This provider's prescribing volume for this medication is in line with the average OR prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$14.81
OR average
$22.74

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

187.7
30-Day Fills
standardized to 30-day supplies
5,502
Days of Medication
total across all patients in 2023

About Timolol Maleate: 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). Show more ▾

Lowering high pressure inside the eye helps to prevent blindness. This medication works by decreasing the amount of fluid within the eye. Timolol belongs to a class of drugs known as beta-blockers. A beta-adrenergic antagonist that is similar in action to PROPRANOLOL; the levo-isomer is more active. Timolol has been proposed as an anti-hypertensive, anti-arrhythmic, anti-angina, and anti-glaucoma agent. It is also used in the treatment of MIGRAINE DISORDERS and tremor.

In 2023, this provider wrote 73 Medicare prescriptions for Timolol Maleate, about 4.3 times the volume of the typical Oregon prescriber of this medication (17). Medicare paid an average of $9.89 per fill, versus $385.16 statewide.

How often this provider prescribes it

This provider
73
OR average
17.0

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

What Medicare paid per fill

This provider
$9.89
OR average
$385.16

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

86.7
30-Day Fills
standardized to 30-day supplies
2,427
Days of Medication
total across all patients in 2023

About Brimonidine Tartrate: This medication is used to treat open-angle glaucoma or high fluid pressure in the eye. Show more ▾

Lowering high fluid pressure in the eye reduces the risk of vision loss, nerve damage, or blindness. This medication lowers pressure by allowing better fluid drainage from within the eye and also by reducing the amount of fluid formed in the eye. It is known as an alpha agonist. This drug is not recommended for use in children less than 2 years of age due to an increased risk of serious side effects such as very slowed breathing. Ask the doctor or pharmacist for details. A quinoxaline derivative and ADRENERGIC ALHPA-2 RECEPTOR AGONIST that is used to manage INTRAOCULAR PRESSURE associated with OPEN-ANGLE GLAUCOMA and OCULAR HYPERTENSION.

In 2023, this provider wrote 58 Medicare prescriptions for Brimonidine Tartrate, about 87% of the volume of the typical Oregon prescriber of this medication (67). Medicare paid an average of $19.70 per fill, versus $31.28 statewide.

How often this provider prescribes it

This provider
58
OR average
67.0

This provider's prescribing volume for this medication is in line with the average OR prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$19.70
OR average
$31.28

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

67.9
30-Day Fills
standardized to 30-day supplies
1,760
Days of Medication
total across all patients in 2023

About Dorzolamide Hcl: Dorzolamide is used to treat high pressure inside the eye due to glaucoma (open angle-type) or other eye diseases (such as ocular hypertension). Show more ▾

Lowering high pressure inside the eye helps to prevent blindness. This medication works by decreasing the amount of fluid within the eye. It belongs to a class of drugs known as carbonic anhydrase inhibitors.

In 2023, this provider wrote 40 Medicare prescriptions for Dorzolamide Hcl, about 80% of the volume of the typical Oregon prescriber of this medication (50). Medicare paid an average of $21.13 per fill, versus $29.10 statewide.

How often this provider prescribes it

This provider
40
OR average
50.0

This provider's prescribing volume for this medication is in line with the average OR prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$21.13
OR average
$29.10

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

51
30-Day Fills
standardized to 30-day supplies
1,516
Days of Medication
total across all patients in 2023

About Dorzolamide-Timolol: 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). Show more ▾

Lowering high pressure inside the eye helps to prevent blindness. This medication works by decreasing the amount of fluid within the eye. Timolol belongs to a class of drugs known as beta-blockers, and dorzolamide belongs to a class of drugs known as carbonic anhydrase inhibitors.

In 2023, this provider wrote 29 Medicare prescriptions for Dorzolamide-Timolol, about a third of the volume of the typical Oregon prescriber of this medication (81). Medicare paid an average of $31.34 per fill, versus $30.51 statewide.

How often this provider prescribes it

This provider
29
OR average
81.0

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

What Medicare paid per fill

This provider
$31.34
OR average
$30.51

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

40.6
30-Day Fills
standardized to 30-day supplies
1,202
Days of Medication
total across all patients in 2023

About Prednisolone Acetate: This medication is used to treat certain eye conditions due to inflammation or injury. Show more ▾

Prednisolone works by relieving symptoms such as swelling, redness, and itching. It belongs to a class of drugs known as corticosteroids.

In 2023, this provider wrote 27 Medicare prescriptions for Prednisolone Acetate, about a quarter of the volume of the typical Oregon prescriber of this medication (112). Medicare paid an average of $44.42 per fill, versus $51.97 statewide.

How often this provider prescribes it

This provider
27
OR average
112.0

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

What Medicare paid per fill

This provider
$44.42
OR average
$51.97

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

29.4
30-Day Fills
standardized to 30-day supplies
655
Days of Medication
total across all patients in 2023

About Brimonidine Tartrate-Timolol: 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). Show more ▾

Lowering high pressure inside the eye helps to prevent blindness. This product contains brimonidine and timolol. These medications are used together when 1 drug is not controlling the pressure inside the eye. Brimonidine works by allowing better fluid drainage from within the eye and also by decreasing the amount of fluid formed in the eye. It belongs to a class of drugs known as alpha agonists. Timolol is thought to work by decreasing the amount of fluid formed in the eye. Timolol belongs to a class of drugs known as beta blockers. This medication is not recommended for use in children less than 2 years old due to an increased risk of serious side effects. Ask the doctor or pharmacist for more details. A pharmaceutical preparation of brimonidine tartrate and timolol maleate. The combined ADRENERGIC ALPHA2 RECEPTOR AGONIST and ADRENERGIC BETA-ANTAGONIST activity of these drugs reduce INTRAOCULAR PRESSURE in GLAUCOMA patients.

In 2023, this provider wrote 22 Medicare prescriptions for Brimonidine Tartrate-Timolol, about the same volume as the typical Oregon prescriber of this medication (20). Medicare paid an average of $209.87 per fill, versus $280.04 statewide.

How often this provider prescribes it

This provider
22
OR average
20.0

This provider's prescribing volume for this medication is in line with the average OR prescriber. Utilization reflects practice size as well as clinical preference.

What Medicare paid per fill

This provider
$209.87
OR average
$280.04

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

22
30-Day Fills
standardized to 30-day supplies
525
Days of Medication
total across all patients in 2023

About Ketorolac Tromethamine: This medication is used to temporarily relieve itching eyes caused by seasonal allergies. Show more ▾

It is also used to prevent and treat eye swelling due to a certain type of eye surgery (cataract removal). Ketorolac belongs to a class of drugs known as nonsteroidal anti-inflammatory drugs (NSAIDs). It works by blocking certain natural substances in your body to reduce pain and swelling. A pyrrolizine carboxylic acid derivative structurally related to INDOMETHACIN. It is a non-steroidal anti-inflammatory agent used for analgesia for postoperative pain and inhibits cyclooxygenase activity.

In 2023, this provider wrote 20 Medicare prescriptions for Ketorolac Tromethamine, about a quarter of the volume of the typical Oregon prescriber of this medication (85). Medicare paid an average of $74.83 per fill, versus $25.29 statewide.

How often this provider prescribes it

This provider
20
OR average
85.0

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

What Medicare paid per fill

This provider
$74.83
OR average
$25.29

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

31.5
30-Day Fills
standardized to 30-day supplies
798
Days of Medication
total across all patients in 2023

About Alphagan P: This medication is used to treat open-angle glaucoma or high fluid pressure in the eye. Show more ▾

Lowering high fluid pressure in the eye reduces the risk of vision loss, nerve damage, or blindness. This medication lowers pressure by allowing better fluid drainage from within the eye and also by reducing the amount of fluid formed in the eye. It is known as an alpha agonist. This drug is not recommended for use in children less than 2 years of age due to an increased risk of serious side effects such as very slowed breathing. Ask the doctor or pharmacist for details. A quinoxaline derivative and ADRENERGIC ALHPA-2 RECEPTOR AGONIST that is used to manage INTRAOCULAR PRESSURE associated with OPEN-ANGLE GLAUCOMA and OCULAR HYPERTENSION.

In 2023, this provider wrote 14 Medicare prescriptions for Alphagan P, about half the volume of the typical Oregon prescriber of this medication (27). Medicare paid an average of $381.35 per fill, versus $359.48 statewide.

How often this provider prescribes it

This provider
14
OR average
27.0

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

What Medicare paid per fill

This provider
$381.35
OR average
$359.48

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

18
30-Day Fills
standardized to 30-day supplies
479
Days of Medication
total across all patients in 2023

About Pilocarpine Hcl: This medication is used to treat symptoms of dry mouth due to a certain immune disease (Sjogren's syndrome) or from saliva gland damage due to radiation treatments of the head/neck for cancer. Show more ▾

Pilocarpine belongs to a class of drugs known as cholinergic agonists. It works by stimulating certain nerves to increase the amount of saliva you produce, making it easier and more comfortable to speak and swallow. A slowly hydrolyzed muscarinic agonist with no nicotinic effects. Pilocarpine is used as a miotic and in the treatment of glaucoma.

In 2023, this provider wrote 11 Medicare prescriptions for Pilocarpine Hcl, about half the volume of the typical Oregon prescriber of this medication (20). Medicare paid an average of $73.29 per fill, versus $73.26 statewide.

How often this provider prescribes it

This provider
11
OR average
20.0

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

What Medicare paid per fill

This provider
$73.29
OR average
$73.26

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

11
30-Day Fills
standardized to 30-day supplies
330
Days of Medication
total across all patients in 2023

About Tobramycin-Dexamethasone: This medication is used to treat or prevent eye infections. Show more ▾

This medication contains two drugs. Tobramycin belongs to a class of drugs called aminoglycoside antibiotics. It works by stopping the growth of bacteria. Dexamethasone belongs to a class of drugs called corticosteroids. It works by reducing swelling. This medication treats/prevents only bacterial eye infections. It will not work for other types of eye infections. Unnecessary use or overuse of any antibiotic can lead to its decreased effectiveness. A topical preparation of tobramycin and dexamethasone that is used for treating or preventing superficial bacterial infections of the eye.

In 2023, this provider wrote 11 Medicare prescriptions for Tobramycin-Dexamethasone, about half the volume of the typical Oregon prescriber of this medication (24). Medicare paid an average of $70.67 per fill, versus $82.34 statewide.

How often this provider prescribes it

This provider
11
OR average
24.0

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

What Medicare paid per fill

This provider
$70.67
OR average
$82.34

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

11.7
30-Day Fills
standardized to 30-day supplies
207
Days of Medication
total across all patients in 2023
No medications match the current filters.
= the 5 medications this provider prescribes most. More than typical Typical Less than typical= prescription volume vs the average OR prescriber of the same medication; volume reflects practice size as well as clinical preference.Green cost= below the OR average cost per fill.

About this data. The prescription history for DR. MICHELLE M MONKMAN O.D. 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 Optometrist prescribing approach at this Pendleton, OR 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 OR prescribers of the same medication. Always confirm current medications and costs directly with the provider and your plan.