Harrison Tsai, M.D.
Harrison Tsai, M.D. is a molecular genetic pathology (pathology) physician practicing in Boston, MA. The NPI was issued on January 24, 2014, and the record was last updated in NPPES on May 1, 2026. The record lists 3 taxonomy codes. 2 additional practice locations are listed.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Molecular Genetic Pathology (Pathology) Physician Primary | 207ZP0007X | 282556 (MA) |
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | 282556 (MA) |
| Anatomic Pathology Physician | 207ZP0101X | 282556 (MA) |
Practice locations
Brigham and Women's Hospital; Department of Pathology
Boston, MA 02115-6110
Local context
Active NPPES records list 6 providers with molecular genetic pathology (pathology) physician as the primary taxonomy within 25 miles of this practice location's ZIP code.
The same primary taxonomy is listed by 6 in Massachusetts and 193 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Record history
- Name on record
- Dr. Harrison Tsai
- Status
- Active
- NPI issued
- Last updated in NPPES
Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.
NPPES data as of · Source: CMS NPPES
Building software? Fetch this NPI programmatically with the NPILayer Provider API.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1164845343"