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

Individual provider Neurological Surgery Physician · NPI 1093705782

Dr. Ziv Williams, MD is a Neurosurgery in Boston, Massachusetts. Graduated from Stanford University School of Medicine in 1999, 27 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
27
Trained at
Stanford University School of Medicine
Licensed in
MA
In the registry since
2005
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

55 Fruit St Massachusetts General Hospital Wac 745K
Boston, MA 02114-2621
Phone: (617) 643-4102
Fax: (617) 643-4111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence 216555 (MA)

Record details

NPI number1093705782
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 25, 2005
Last updated in NPPESAugust 14, 2009

Medicare enrollment

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

Medicare specialtyNEUROSURGERY
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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