Quick answers
- Where does Hieu M. Ly see patients?
- Medicare's clinician data lists 1 practice location in Sacramento, CA. Call before your visit to confirm the address.
- What is Hieu M. Ly's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Hieu M. Ly accept Medicare assignment?
- Medicare's clinician data says Hieu M. Ly may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Hieu M. Ly?
- (916) 452-2020, as listed in official Medicare / NPI Registry data.
- What is Hieu M. Ly's NPI number?
- 1831445352. 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 Hieu M. Ly is enrolled with Medicare (CMS data updated 2026-10-02).
- 1315 Alhambra Blvd, Suite 310Sacramento, CA 95816 (916) 452‑2020
Group practices
Medicare enrollment lists Hieu M. Ly as a member of this group (CMS data updated 2026-10-02).
- River City Doctors of Optometry Inc2 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Sacramento
Clinicians with the same Medicare primary specialty in Sacramento, CA — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Pennsylvania College Of Optometry |
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1831445352 |
| 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