Doctor profile · Federal record
Dr. Nathalie Rioux, M.D.
Glaucoma Specialist (Ophthalmology) Physician (CMS: Ophthalmology) · Ophthalmology Physician · Greenfield, MA
- NPI 1164510095
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 35 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Pioneer Valley Ophthalmic Consultants, 489 Bernardston Road
Greenfield, MA 01301
(413) 775-9900 - Mailing address
-
Pioneer Valley Ophthalmic, 489 Bernardston Road
Greenfield, MA 01301
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- January 15, 2022
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207WX0009X — NUCC code
- State license (1)
- Massachusetts #156165
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164510095. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
5,526
Distinct HCPCS
10
Medicare allowed
$641,286
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 1,451 | 1,330 | $131 | |
92012 |
Established patient problem focused exam of visual system | 952 | 665 | $93 | |
92133 |
Imaging of optic nerve | 850 | 652 | $37 | |
92083 |
Exam of visual field with extended testing | 427 | 401 | $65 | |
92134 |
Imaging of retina | 338 | 282 | $41 | |
92136 |
Measurement of corneal curvature and depth of eye | 259 | 192 | $42 | |
68841 |
Insertion of drug delivery implant into tear duct of eye | 182 | 112 | $17 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 166 | 101 | $551 | |
92020 |
Exam of the internal drainage system of eye | 137 | 126 | $29 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 113 | 113 | $170 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 263. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$207
Transactions
11
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ocular Therapeutix, Inc. | 7 | $116.51 | |
| Alcon Vision LLC | 2 | $47.08 | |
| Bausch & Lomb Americas Inc. | 1 | $22.72 | |
| Rayner Intraocular Lenses Limited | 1 | $20.87 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,669
Patients
1,489
Total drug cost
$760,609
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 821 | 283 | $22,466 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 431 | 132 | $15,725 |
| Timolol Maleate | Generic | 359 | 107 | $31,177 |
| Prednisolone Acetate | Generic | 347 | 223 | $11,553 |
| Lumigan (Bimatoprost) | Brand | 346 | 108 | $231,830 |
| Ketorolac Tromethamine | Generic | 261 | 174 | $4,232 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 186 | 112 | $4,947 |
| Brimonidine Tartrate | Generic | 165 | 63 | $15,955 |
| Restasis (Cyclosporine) | Brand | 121 | 56 | $190,600 |
| Vyzulta (Latanoprostene Bunod) | Brand | 121 | 46 | $76,978 |
Frequently asked questions
What is Dr. Nathalie Rioux's medical specialty?
Dr. Nathalie Rioux practices Glaucoma Specialist (Ophthalmology) Physician in Greenfield, MA.
Where does Dr. Nathalie Rioux practice?
Dr. Nathalie Rioux practices at Pioneer Valley Ophthalmic Consultants, Greenfield, MA 01301. Office phone: 4137759900.
What is Dr. Nathalie Rioux's NPI?
Dr. Nathalie Rioux's National Provider Identifier (NPI) is 1164510095, issued by NPPES.
Does Dr. Nathalie Rioux accept Medicare assignment?
Yes. Dr. Nathalie Rioux accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathalie Rioux commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient problem focused exam of visual system (HCPCS 92012); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.