National Provider Identifier Database

JOHN J TSAY, MD – NPI #1164632691
Internal Medicine

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.


Contact Information

JOHN J TSAY, MD
1400 VFW PARKWAY
BOSTON, MA02132
Phone: 857-203-3000
Fax:
Website:
Specialty Taxonomy Code
* Internal Medicine 207R00000X
Emergency Medicine 207P00000X
Nephrology 207RN0300X

* Indicates primary specialty

NPI Profile & details for JOHN J TSAY

NPI Number 1164632691
Credentials MD
Entity Individual
Enumeration date 05/23/2007
Last updated 01/28/2014 - About 12 years ago
Sole proprietor1 Yes
Identifiers
  • MA License #: 250564
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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