Linus Tsai, M.D., PH.D.
NPI 1457519605 · Endocrinology, Diabetes & Metabolism Physician · Boston, MA
Linus Tsai, M.D., PH.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Boston, MA (NPI 1457519605).
Provider details
- NPI number
- 1457519605
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 228733 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-23
- Last updated
- 2008-05-23
Frequently asked questions
- What is Linus Tsai's NPI number?
- Linus Tsai's National Provider Identifier (NPI) is 1457519605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linus Tsai's specialty?
- Linus Tsai is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Linus Tsai located?
- Linus Tsai's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Linus Tsai's phone number?
- The practice phone number listed in the NPPES registry for Linus Tsai is (617) 667-9600.
- Is Linus Tsai's NPI active?
- Yes — Linus Tsai's NPI (1457519605) is active in the NPPES registry as of the last update on 2008-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.