Doctor profile · Federal record
Dr. Andrew Nahas, OD
Optometrist (CMS: Optometry) · Viroqua, WI
- NPI 1427052927
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
407 S Main St
Viroqua, WI 546652100
(608) 637-8281 - Mailing address
-
1836 South Ave
La Crosse, WI 546015429
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- February 1, 2016
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Wisconsin #2603
- Medicaid
- WI #38604700
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427052927. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,567
Distinct HCPCS
10
Medicare allowed
$78,915
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
66984 |
Removal of cataract with insertion of prosthetic lens | 3,829 | 23 | $1 | |
92014 |
Established patient complete exam of visual system | 408 | 408 | $122 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 124 | 86 | $86 | |
92134 |
Imaging of retina | 48 | 40 | $39 | |
92133 |
Imaging of optic nerve | 39 | 38 | $35 | |
92004 |
New patient complete exam of visual system | 34 | 34 | $145 | |
92083 |
Exam of visual field with extended testing | 26 | 25 | $60 | |
92250 |
Photography of the retina | 26 | 25 | $36 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 21 | 19 | $122 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 12 | 11 | $54 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 358. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$160
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Tarsus Pharmaceuticals, Inc. | 1 | $125.00 | |
| CooperVision Inc. | 1 | $19.90 | |
| Johnson & Johnson Vision Care, Inc. | 1 | $15.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
563
Patients
180
Total drug cost
$27,716
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 324 | 72 | $4,350 |
| Timolol Maleate | Generic | 41 | 16 | $2,216 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 39 | 15 | $767 |
| Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) | Brand | 37 | 33 | $530 |
| Prednisolone Acetate | Generic | 23 | 17 | $981 |
| Brimonidine Tartrate | Generic | 19 | 0 | $215 |
| Fluorometholone | Generic | 19 | 15 | $1,439 |
| Travoprost | Generic | 19 | 0 | $1,806 |
| Lumigan (Bimatoprost) | Brand | 16 | 0 | $6,584 |
| Erythromycin (Erythromycin Base) | Brand | 14 | 12 | $166 |
Frequently asked questions
What is Dr. Andrew Nahas's medical specialty?
Dr. Andrew Nahas practices Optometrist in Viroqua, WI.
Where does Dr. Andrew Nahas practice?
Dr. Andrew Nahas practices at 407 S Main St, Viroqua, WI 546652100. Office phone: 6086378281.
What is Dr. Andrew Nahas's NPI?
Dr. Andrew Nahas's National Provider Identifier (NPI) is 1427052927, issued by NPPES.
Does Dr. Andrew Nahas accept Medicare assignment?
Yes. Dr. Andrew Nahas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Nahas commonly perform?
Top Medicare-reported procedures in 2023: Removal of cataract with insertion of prosthetic lens (HCPCS 66984); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.