IndividualActive
Alexander Tsai, M.D., PH.D.
NPI 1316047319 · Psychiatry Physician · Boston, MA
Provider details
- NPI number
- 1316047319
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ML20008744 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(95/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
55 Fruit St
Boston, MA 02114
Phone: (617) 643-0795
Fax: (617) 724-0354
Street-level locationGet directions
Mailing address
55 Fruit St
Boston, MA 02114-2696
Additional practice locations (1)
- 55 Fruit StBoston, MA 02114Phone: (617) 643-0795Fax: (617) 724-0354
Registry dates
- Enumerated
- 2006-09-22
- Last updated
- 2019-10-21
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.