Dr. Ryan T. Barrett, MD
Ophthalmology (Ophthalmology Physician)
- Medicare participating
At a glance
- Medical school
- University of Washington School of Medicine (2011)
- Years since graduation
- 15
- In the NPI registry since
- 2011
- Medicare patients seen, 2024
- 603
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2011Medical school: University of Washington School of Medicine
- 2011Registered with an NPI (national billing number; not a license date)
Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Ophthalmology Physician primary
ID license M-13360
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- St Luke's Regional Medical Center Boise, ID
Medical groups
- Hollingshead Eye Center PC (6 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 603
- Services billed
- 2,571
- Patients’ average age
- 74
| Service | Times | Patients |
|---|---|---|
| Measurement of corneal curvature and depth of eye | 336 | 206 |
| Removal of cataract with insertion of prosthetic lens | 284 | 181 |
| Removal of recurring cataract in lens capsule using a laser | 233 | 166 |
| Established patient office or other outpatient visit, 30-39 minutes | 222 | 185 |
| Imaging of retina | 137 | 123 |
| Photography of content of eyes | 133 | 92 |
| Established patient office or other outpatient visit, 20-29 minutes | 121 | 83 |
| New patient office or other outpatient visit, 45-59 minutes | 111 | 111 |
| Ultrasound scan of cornea to determine thickness | 69 | 62 |
| Imaging of front third of eye | 60 | 53 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Prednisolone Acetate Other prescribers in Boise, ID | 779 |
| Ketorolac Tromethamine Other prescribers in Boise, ID | 459 |
| Ofloxacin Other prescribers in Boise, ID | 435 |
| Moxifloxacin (moxifloxacin hcl) Other prescribers in Boise, ID | 193 |
| Latanoprost Other prescribers in Boise, ID | 187 |
| Erythromycin (erythromycin base) Other prescribers in Boise, ID | 102 |
| Valacyclovir (valacyclovir hcl) Other prescribers in Boise, ID | 76 |
| Loteprednol Etabonate | 72 |
| Fluorometholone Other prescribers in Boise, ID | 63 |
| Oxycodone-Acetaminophen (oxycodone hcl/acetaminophen) Other prescribers in Boise, ID | 51 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 9 companies reported 31 payments worth $2,515 in total to this clinician.
| Biotissue Holdings Inc. | $1,007 |
|---|---|
| Harrow Eye, LLC | $503 |
| Rxsight Inc | $232 |
| Alcon Vision LLC | $204 |
| Tarsus Pharmaceuticals, Inc. | $191 |
| Bausch & Lomb Americas Inc. | $178 |
| Sun Pharmaceutical Industries Inc. | $91.22 |
| Glaukos Corporation | $58.45 |
| Food and Beverage | $2,121 |
|---|---|
| Travel and Lodging | $393 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| Biotissue Holdings Inc. Mar 8, 2025 | Travel and Lodging travel to LAJOLLA, CA | $393 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.