Quick answers
- Which hospitals does Jay Guevarra work at?
- Medicare's official clinician data lists Jay Guevarra at 5 hospitals: Mount Sinai Beth Israel, Mount Sinai Hospital, Mount Sinai West, NY Eye and Ear Infirmary of Mount Sinai and St John's Riverside Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jay Guevarra see patients?
- Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
- What is Jay Guevarra's specialty?
- Medicare lists Sleep Medicine as the primary specialty, and also Pulmonary Disease.
- Does Jay Guevarra accept Medicare assignment?
- Yes. Medicare's clinician data says Jay Guevarra 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 Jay Guevarra offer telehealth?
- Medicare's clinician data says Jay Guevarra offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Jay Guevarra?
- (212) 241-9410, as listed in official Medicare / NPI Registry data.
- What is Jay Guevarra's NPI number?
- 1215291620. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jay Guevarra works
Medicare's Facility Affiliation Data lists Jay Guevarra 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
- Mount Sinai HospitalNew York, NY · Acute Care Hospital · CCN 330024
- Mount Sinai WestNew York, NY · Acute Care Hospital · CCN 330046
- NY Eye and Ear Infirmary of Mount SinaiNew York, NY · Acute Care Hospital · CCN 330100
- St John's Riverside HospitalYonkers, NY · Acute Care Hospital · CCN 330208
Practice locations
Addresses where Jay Guevarra is enrolled with Medicare (CMS data updated 2026-10-02).
- 1111 Amsterdam AveNew York, NY 10025 (212) 241‑9410
Group practices
Medicare enrollment lists Jay Guevarra as a member of this group (CMS data updated 2026-10-02).
- Icahn School of Medicine at Mount Sinai2,843 clinicians in the group
Specialties
- Sleep Medicineprimary
- Pulmonary Diseasealso
Other sleep medicine doctors in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Clinician information
| Graduation year | 2012 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1215291620 |
| 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