Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Nathalie Rioux, MD

Individual provider Glaucoma Specialist (Ophthalmology) Physician · NPI 1164510095

Nathalie Rioux, MD is an Ophthalmology in Greenfield, Massachusetts. Qualified in 1991, 35 years ago. Practices with Rioux Eye Center Inc, a 2-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
35
Licensed in
MA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Pioneer Valley Ophthalmic Consultants 489 Bernardston Rd
Greenfield, MA 01301
Phone: (413) 775-9900
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Glaucoma Specialist (Ophthalmology) Physician (primary) Taxonomy 207WX0009X · Licence 156165 (MA)
Ophthalmology Physician Taxonomy 207W00000X · Licence 156165 (MA)

Record details

NPI number1164510095
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 10, 2006
Last updated in NPPESJanuary 15, 2022
Certification dateJanuary 15, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Rioux Eye Center Inc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Greenfield