Doctor profile · Federal record
Dr. Brock Alonzo, M.D.
Glaucoma Specialist (Ophthalmology) Physician · Hamilton, MT
- NPI 1144649138
- 12 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 N 10Th St Ste A
Hamilton, MT 598405322
(406) 363-5434
fax (406) 363-5210
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- September 11, 2025
- Specialty taxonomy
- 207WX0009X — NUCC code
- State license (1)
- Montana #77900
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144649138. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$41
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 1 | $25.80 | |
| ABBVIE INC. | 1 | $15.56 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
620
Patients
247
Total drug cost
$20,308
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 254 | 58 | $4,869 |
| Prednisolone Acetate | Generic | 97 | 64 | $3,850 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 92 | 57 | $2,975 |
| Brimonidine Tartrate | Generic | 53 | 18 | $425 |
| Timolol Maleate | Generic | 49 | 21 | $496 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 37 | 12 | $913 |
| Ketorolac Tromethamine | Generic | 23 | 17 | $839 |
| Rocklatan (Netarsudil Mesylat/Latanoprost) | Brand | 15 | 0 | $5,939 |
Frequently asked questions
What is Dr. Brock Alonzo's medical specialty?
Dr. Brock Alonzo practices Glaucoma Specialist (Ophthalmology) Physician in Hamilton, MT.
Where does Dr. Brock Alonzo practice?
Dr. Brock Alonzo practices at 300 N 10Th St Ste A, Hamilton, MT 598405322. Office phone: 4063635434.
What is Dr. Brock Alonzo's NPI?
Dr. Brock Alonzo's National Provider Identifier (NPI) is 1144649138, issued by NPPES.