Quick answers
- Where does Gregory J. Rios see patients?
- Medicare's clinician data lists 1 practice location in Bronx, NY. Call before your visit to confirm the address.
- What is Gregory J. Rios's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Gregory J. Rios accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory J. Rios accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Gregory J. Rios?
- (718) 589-2440, as listed in official Medicare / NPI Registry data.
- What is Gregory J. Rios's NPI number?
- 1538275094. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Gregory J. Rios is enrolled with Medicare (CMS data updated 2026-10-02).
- 1065 Southern BlvdBronx, NY 10459 (718) 589‑2440
Group practices
Medicare enrollment lists Gregory J. Rios as a member of this group (CMS data updated 2026-10-02).
- Urban Health Plan Inc157 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Bronx
Clinicians with the same Medicare primary specialty in Bronx, NY — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | State University Of New York - State College Optometry |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1538275094 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians