Quick answers
- Where does Marilyn M. Ng see patients?
- Medicare's clinician data lists 2 practice locations, including San Francisco, CA and Palo Alto, CA. Call before your visit to confirm the address.
- What is Marilyn M. Ng's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Marilyn M. Ng accept Medicare assignment?
- Yes. Medicare's clinician data says Marilyn M. Ng 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 Marilyn M. Ng?
- (415) 399-1773, as listed in official Medicare / NPI Registry data.
- What is Marilyn M. Ng's NPI number?
- 1720159239. 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 Marilyn M. Ng is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Battery StSan Francisco, CA 94111 (415) 399‑1773
- 270 University AvePalo Alto, CA 94301 (415) 399‑1773
Group practices
Medicare enrollment lists Marilyn M. Ng as a member of this group (CMS data updated 2026-10-02).
- Verissa Lam Optometry Corporation3 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in San Francisco
Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | University Of California - School Of Optometry |
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720159239 |
| 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