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

Dr. Timothy W Tsai, MD

Individual provider Emergency Medicine Physician · NPI 1740387356

Dr. Timothy W Tsai, MD is an Emergency Medicine in West Tisbury, Massachusetts. Graduated from Saint Louis University School of Medicine in 1988, 38 years ago. Practices with Martha's Vineyard Hospital Inc, a 142-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
38
Trained at
Saint Louis University School of Medicine
Licensed in
MA
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

65 Music St
West Tisbury, MA 02575
Phone: (508) 560-2120
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 76209 (MA)

Record details

NPI number1740387356
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 19, 2006
Last updated in NPPESOctober 15, 2012

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Martha'S Vineyard Hospital Inc — 142 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount