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

Dr. Mitchell Fenster, MD

Individual provider Internal Medicine Physician · NPI 1548378573

Dr. Mitchell Fenster, MD is an Internal Medicine in Valhalla, New York. Graduated from Icahn School of Medicine at Mount Sinai in 1981, 45 years ago. Practices with Select PT, OT and SLP Rehabilitation Ny, PLLC, a 272-clinician group and offers telehealth. Licensed in New York.

Years since qualifying
45
Trained at
Icahn School of Medicine at Mount Sinai
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

401 Columbus Ave
Valhalla, NY 10595-1325
Phone: (914) 769-0268
Fax: (914) 769-6303
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 153600 (NY)

Record details

NPI number1548378573
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 29, 2006
Last updated in NPPESSeptember 12, 2012
Mailing address190 Goldens Bridge Road, Katonah, NY 10536

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 1981 (45 years in practice)
Group practice Select Pt, Ot And Slp Rehabilitation Ny, Pllc — 272 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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