Quick answers
- Which hospitals does Siu-Ling Ma work at?
- Medicare's official clinician data lists Siu-Ling Ma at 1 hospital: New York-Presbyterian/Queens. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Siu-Ling Ma see patients?
- Medicare's clinician data lists 9 practice locations, including Fresh Meadows, NY and Flushing, NY. Call before your visit to confirm the address.
- What is Siu-Ling Ma's specialty?
- Medicare lists Endocrinology as the primary specialty, and also Internal Medicine.
- Does Siu-Ling Ma accept Medicare assignment?
- Yes. Medicare's clinician data says Siu-Ling Ma 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.
- Does Siu-Ling Ma offer telehealth?
- Medicare's clinician data says Siu-Ling Ma offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Siu-Ling Ma?
- (718) 670-1695, as listed in official Medicare / NPI Registry data.
- What is Siu-Ling Ma's NPI number?
- 1538336268. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Siu-Ling Ma works
Medicare's Facility Affiliation Data lists Siu-Ling Ma at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- New York-Presbyterian/QueensFlushing, NY · Acute Care Hospital · CCN 330055
Practice locations
Addresses where Siu-Ling Ma is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.
- 16303 Horace Harding ExpyFresh Meadows, NY 11365
- 17403 Horace Harding ExpyFlushing, NY 11365 (718) 670‑1695
- 17411 Horace Harding ExpyFresh Meadows, NY 11365 (718) 670‑1060
- 17415 Horace Harding ExpyFresh Meadows, NY 11365 (718) 661‑8800
- 17415 Horace Harding Expy, Fl 2Fresh Meadows, NY 11365 (718) 762‑3111
Group practices
Medicare enrollment lists Siu-Ling Ma as a member of this group (CMS data updated 2026-10-02).
- New York Queens Medicine and Surgery, P.C.401 clinicians in the group
Specialties
- Endocrinologyprimary
- Internal Medicinealso
Other endocrinologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York At Stony Brook, School Of Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1538336268 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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