Alexandra Lahey, FNP-BC
NPI 1952254435 · Family Nurse Practitioner · Watertown, MA
Alexandra Lahey, FNP-BC is a Family Nurse Practitioner provider in Watertown, MA (NPI 1952254435).
Provider details
- NPI number
- 1952254435
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- RN9520261 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2026-02-16
- Last updated
- 2026-03-24
- Certified
- 2026-03-24
Frequently asked questions
- What is Alexandra Lahey's NPI number?
- Alexandra Lahey's National Provider Identifier (NPI) is 1952254435, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Lahey's specialty?
- Alexandra Lahey is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alexandra Lahey located?
- Alexandra Lahey's practice location on file with NPPES is 189 Watertown St, Watertown, MA 02472-2571.
- What is Alexandra Lahey's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Lahey is (866) 389-2727.
- Is Alexandra Lahey's NPI active?
- Yes — Alexandra Lahey's NPI (1952254435) is active in the NPPES registry as of the last update on 2026-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.