Quick answers
- Which hospitals does Katie Li work at?
- Medicare's official clinician data lists Katie Li at 1 hospital: Mount Sinai Beth Israel. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Katie Li see patients?
- Medicare's clinician data lists 2 practice locations, including Plainview, NY and Mineola, NY. Call before your visit to confirm the address.
- What is Katie Li's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Katie Li accept Medicare assignment?
- Yes. Medicare's clinician data says Katie Li 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 Katie Li?
- (516) 537-9061, as listed in official Medicare / NPI Registry data.
- What is Katie Li's NPI number?
- 1548818974. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Katie Li works
Medicare's Facility Affiliation Data lists Katie Li at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mount Sinai Beth IsraelNew York, NY · Acute Care Hospital · closed, according to its website · CCN 330169
Practice locations
Addresses where Katie Li is enrolled with Medicare (CMS data updated 2026-10-02).
- 377 S Oyster Bay RdPlainview, NY 11803 (516) 537‑9061
- 50 E Jericho TpkeMineola, NY 11501 (516) 399‑3068
Group practices
Medicare enrollment lists Katie Li as a member of this group (CMS data updated 2026-10-02).
- North Shore Lij Urgent Care PC390 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Plainview
Clinicians with the same Medicare primary specialty in Plainview, NY — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548818974 |
| 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