IndividualActive
Karen Hsu
NPI 1902951205 · Specialist · Brighton, MA
Karen Hsu is a Specialist provider in Brighton, MA (NPI 1902951205).
Provider details
- NPI number
- 1902951205
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(83/100 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
83% 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
77 Warren St
Bldg 4
Brighton, MA 02135-3601
Phone: (617) 254-1140
Street-level locationGet directions
Mailing address
329 Harvard St
Cambridge, MA 02139-2020
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karen Hsu's NPI number?
- Karen Hsu's National Provider Identifier (NPI) is 1902951205, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Hsu's specialty?
- Karen Hsu is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Karen Hsu located?
- Karen Hsu's practice location on file with NPPES is 77 Warren St, Brighton, MA 02135-3601.
- What is Karen Hsu's phone number?
- The practice phone number listed in the NPPES registry for Karen Hsu is (617) 254-1140.
- Is Karen Hsu's NPI active?
- Yes — Karen Hsu's NPI (1902951205) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.