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

Dr. Marc David London, MD

Individual provider Neurology Physician · NPI 1720140767

Dr. Marc David London, MD is a Neurology in West Nyack, New York. Graduated from Northwestern University Feinberg Medical School in 1982, 44 years ago. Practices with White Plains Medical Diagnostic Services, PC, a 96-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
44
Trained at
Northwestern University Feinberg Medical School
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

2 Crosfield Ave Ste 202
West Nyack, NY 10994-2219
Phone: (845) 353-4344
Fax: (845) 348-1873
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 154602 (NY)

Record details

NPI number1720140767
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 15, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1982 (44 years in practice)
Group practice White Plains Medical Diagnostic Services, Pc — 96 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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