Doctor profile · Federal record
Dr. Mohammad Karbassi, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Longmont, CO
- NPI 1083659338
- Accepts Medicare
- MIPS 96.5 / 100 · 2023
- 38 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
205 S Main St, Suite D
Longmont, CO 805011716
(303) 772-3611
fax (303) 772-3609
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- January 18, 2016
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Colorado #44707
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083659338. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,501
Distinct HCPCS
10
Medicare allowed
$303,501
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 416 | 400 | $131 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 370 | 245 | $93 | |
92134 |
Imaging of retina | 344 | 334 | $42 | |
92133 |
Imaging of optic nerve | 246 | 242 | $35 | |
92083 |
Exam of visual field with extended testing | 243 | 234 | $65 | |
92136 |
Measurement of corneal curvature and depth of eye | 178 | 103 | $41 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 163 | 90 | $486 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 151 | 150 | $131 | |
92004 |
New patient complete exam of visual system | 80 | 80 | $153 | |
92250 |
Photography of the retina | 77 | 75 | $39 |
In context: peer comparison
Among 1 peers in Longmont Ophthalmology Physician, average services per provider: 138. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$205
Transactions
9
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcon Vision LLC | 2 | $45.80 | |
| Sun Pharmaceutical Industries INC. | 2 | $44.81 | |
| Tarsus Pharmaceuticals, INC. | 1 | $31.13 | |
| Abbvie INC. | 1 | $23.69 | |
| Oyster Point Pharma, INC. | 1 | $21.41 | |
| Bausch & Lomb Americas INC. | 1 | $20.26 | |
| Harrow Eye, LLC | 1 | $18.03 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,436
Patients
1,042
Total drug cost
$342,206
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 870 | 222 | $27,896 |
| Timolol Maleate | Generic | 225 | 66 | $3,530 |
| Prednisolone Acetate | Generic | 185 | 140 | $6,820 |
| Ketorolac Tromethamine | Generic | 176 | 164 | $5,241 |
| Restasis (Cyclosporine) | Brand | 173 | 60 | $160,432 |
| Ofloxacin | Generic | 149 | 135 | $2,211 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 136 | 39 | $4,395 |
| Lumigan (Bimatoprost) | Brand | 114 | 25 | $55,698 |
| Erythromycin (Erythromycin Base) | Brand | 106 | 83 | $1,218 |
| Vyzulta (Latanoprostene Bunod) | Brand | 58 | 13 | $23,909 |
Frequently asked questions
What is Dr. Mohammad Karbassi's medical specialty?
Dr. Mohammad Karbassi practices Ophthalmology Physician in Longmont, CO.
Where does Dr. Mohammad Karbassi practice?
Dr. Mohammad Karbassi practices at 205 S Main St, Longmont, CO 805011716. Office phone: 3037723611.
What is Dr. Mohammad Karbassi's NPI?
Dr. Mohammad Karbassi's National Provider Identifier (NPI) is 1083659338, issued by NPPES.
Does Dr. Mohammad Karbassi accept Medicare assignment?
Yes. Dr. Mohammad Karbassi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mohammad Karbassi commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.