Joslin Clinic Inc
NPI 1528003621 · Multi-Specialty Clinic/Center · Boston, MA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joslin Clinic Inc is a Multi-Specialty Clinic/Center organization in Boston, MA (NPI 1528003621).
Provider details
- NPI number
- 1528003621
- Entity type
- Organization
- Primary specialty
- Multi-Specialty Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Sanjeev Mehta, Svp, Chief Medical Officer(617) 309-2470
- License
- 4S33 (MA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-06-20
- Last updated
- 2021-04-15
- Certified
- 2021-04-15
Frequently asked questions
- What is Joslin Clinic Inc's NPI number?
- Joslin Clinic Inc's National Provider Identifier (NPI) is 1528003621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Joslin Clinic Inc?
- Joslin Clinic Inc is classified in the NPPES registry as Multi-Specialty Clinic/Center (Ambulatory Health Care Facilities).
- Where is Joslin Clinic Inc located?
- Joslin Clinic Inc's practice location on file with NPPES is 1 Joslin Pl, Boston, MA 02215-5306.
- What is Joslin Clinic Inc's phone number?
- The practice phone number listed in the NPPES registry for Joslin Clinic Inc is (617) 732-2501.
- Does Joslin Clinic Inc accept Medicare?
- Joslin Clinic Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Joslin Clinic Inc?
- The authorized official listed on Joslin Clinic Inc's NPPES record is Sanjeev Mehta, Svp, Chief Medical Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Joslin Clinic Inc's NPI active?
- Yes — Joslin Clinic Inc's NPI (1528003621) is active in the NPPES registry as of the last update on 2021-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.