IndividualActive
Eleanor Lang
NPI 1639054489 · Physician Assistant · Boston, MA
Eleanor Lang is a Physician Assistant provider in Boston, MA (NPI 1639054489).
Provider details
- NPI number
- 1639054489
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- PA101943 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
45 Francis St
Boston, MA 02115-6105
Phone: (617) 732-5500
Street-level locationGet directions
Mailing address
35 Lincoln St
Andover, MA 01810-2954
Registry dates
- Enumerated
- 2025-08-11
- Last updated
- 2026-04-02
- Certified
- 2026-04-02
Frequently asked questions
- What is Eleanor Lang's NPI number?
- Eleanor Lang's National Provider Identifier (NPI) is 1639054489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eleanor Lang's specialty?
- Eleanor Lang is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Eleanor Lang located?
- Eleanor Lang's practice location on file with NPPES is 45 Francis St, Boston, MA 02115-6105.
- What is Eleanor Lang's phone number?
- The practice phone number listed in the NPPES registry for Eleanor Lang is (617) 732-5500.
- Is Eleanor Lang's NPI active?
- Yes — Eleanor Lang's NPI (1639054489) is active in the NPPES registry as of the last update on 2026-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.