Quick answers
- Which hospitals does Lisa Ash work at?
- Medicare's official clinician data lists Lisa Ash at 1 hospital: Saratoga Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Lisa Ash see patients?
- Medicare's clinician data lists 1 practice location in Ballston Lake, NY. Call before your visit to confirm the address.
- What is Lisa Ash's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Lisa Ash accept Medicare assignment?
- Yes. Medicare's clinician data says Lisa Ash 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 Lisa Ash's NPI number?
- 1619529757. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Lisa Ash works
Medicare's Facility Affiliation Data lists Lisa Ash at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Saratoga HospitalSaratoga Springs, NY · Acute Care Hospital · CCN 330222
Practice locations
Addresses where Lisa Ash is enrolled with Medicare (CMS data updated 2026-10-02).
- 112 Charlton RdBallston Lake, NY 12019
Group practices
Medicare enrollment lists Lisa Ash as a member of this group (CMS data updated 2026-10-02).
- Saratoga Hospital356 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1619529757 |
| 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