Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Alexandra Dembar

Individual provider Internal Medicine Physician · NPI 1699235739

Alexandra Dembar is an Internal Medicine in New York, New York. Graduated from Icahn School of Medicine at Mount Sinai in 2019, 7 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
7
Trained at
Icahn School of Medicine at Mount Sinai
Licensed in
CA
In the registry since
2019
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Practice location Address checks out

1 Gustave L Levy Pl
New York, NY 10029-6504
Phone: (212) 241-6500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 301 Mark West Springs Rd, Santa Rosa, CA 95403 — (707) 576-4000

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A186373 (CA)

Record details

NPI number1699235739
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMarch 24, 2019
Last updated in NPPESNovember 10, 2025
Certification dateNovember 10, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
Graduated 2019 (7 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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